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Relion ® Protection and Control 670 series 2.0 IEC LON Communication Protocol Manual

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Relion® Protection and Control

670 series 2.0 IECLON Communication Protocol Manual

Document ID: 1MRK 511 305-UENIssued: May 2014

Revision: -Product version: 2.0

© Copyright 2014 ABB. All rights reserved

CopyrightThis document and parts thereof must not be reproduced or copied without writtenpermission from ABB, and the contents thereof must not be imparted to a thirdparty, nor used for any unauthorized purpose.

The software and hardware described in this document is furnished under a licenseand may be used or disclosed only in accordance with the terms of such license.

This product includes software developed by the OpenSSL Project for use in theOpenSSL Toolkit. (http://www.openssl.org/)

This product includes cryptographic software written/developed by: Eric Young([email protected]) and Tim Hudson ([email protected]).

TrademarksABB and Relion are registered trademarks of the ABB Group. All other brand orproduct names mentioned in this document may be trademarks or registeredtrademarks of their respective holders.

WarrantyPlease inquire about the terms of warranty from your nearest ABB representative.

DisclaimerThe data, examples and diagrams in this manual are included solely for the conceptor product description and are not to be deemed as a statement of guaranteedproperties. All persons responsible for applying the equipment addressed in thismanual must satisfy themselves that each intended application is suitable andacceptable, including that any applicable safety or other operational requirementsare complied with. In particular, any risks in applications where a system failure and/or product failure would create a risk for harm to property or persons (including butnot limited to personal injuries or death) shall be the sole responsibility of theperson or entity applying the equipment, and those so responsible are herebyrequested to ensure that all measures are taken to exclude or mitigate such risks.

This document has been carefully checked by ABB but deviations cannot becompletely ruled out. In case any errors are detected, the reader is kindly requestedto notify the manufacturer. Other than under explicit contractual commitments, inno event shall ABB be responsible or liable for any loss or damage resulting fromthe use of this manual or the application of the equipment.

ConformityThis product complies with the directive of the Council of the EuropeanCommunities on the approximation of the laws of the Member States relating toelectromagnetic compatibility (EMC Directive 2004/108/EC) and concerningelectrical equipment for use within specified voltage limits (Low-voltage directive2006/95/EC). This conformity is the result of tests conducted by ABB inaccordance with the product standard EN 60255-26 for the EMC directive, andwith the product standards EN 60255-1 and EN 60255-27 for the low voltagedirective. The product is designed in accordance with the international standards ofthe IEC 60255 series.

Table of contents

Section 1 Introduction.......................................................................3This manual........................................................................................3Intended audience..............................................................................3Product documentation.......................................................................4

Product documentation set............................................................4Document revision history.............................................................5Related documents........................................................................6

Document symbols and conventions..................................................7Symbols.........................................................................................7Document conventions..................................................................8Functions included in 670 series IEDs..........................................9

Section 2 LON application..............................................................19Application........................................................................................19

The LON Protocol...................................................................20Hardware and software modules............................................20

Section 3 LON operation principle..................................................21Operation principle...........................................................................21

LON protocol..........................................................................21Horizontal communication......................................................24Communication ports.............................................................27

Section 4 LON settings...................................................................41Settings.............................................................................................41

Section 5 LON technical data.........................................................43Technical data..................................................................................43

Section 6 Establishing connection and verifyingthe LON communication.................................................45Establishing connection and verifying the LONcommunication ................................................................................45

Communication via the rear ports ...............................................45LON communication...............................................................45

Settings........................................................................................45Optical budget calculation for serial communication withLON .......................................................................................47Reference...............................................................................47

Section 7 LON Functions...............................................................49

Table of contents

670 series 2.0 IEC 1Communication Protocol Manual

Event function EVENT......................................................................49Identification................................................................................49Function block.............................................................................49Signals.........................................................................................50Settings........................................................................................51Operation principle......................................................................53

MULTICMDRCV and MULTICMDSND............................................54Application...................................................................................54Design.........................................................................................54

General...................................................................................54Function block.............................................................................55Signals.........................................................................................56Settings........................................................................................57Operation principle......................................................................57

Synchronization alternatives.............................................................57Synchronization via Serial Communication Module (SLM)..........57

Settings.............................................................................................58

Section 8 Glossary.........................................................................59Glossary...........................................................................................59

Table of contents

2 670 series 2.0 IECCommunication Protocol Manual

Section 1 Introduction

1.1 This manual

The communication protocol manual describes the communication protocolssupported by the IED. The manual concentrates on the vendor-specificimplementations.

1.2 Intended audience

This manual addresses the communication system engineer or system integratorresponsible for pre-engineering and engineering for communication setup in asubstation from an IED perspective.

The system engineer or system integrator must have a basic knowledge ofcommunication in protection and control systems and thorough knowledge of thespecific communication protocol.

1MRK 511 305-UEN - Section 1Introduction

670 series 2.0 IEC 3Communication Protocol Manual

1.3 Product documentation

1.3.1 Product documentation set

IEC07000220-4-en.vsd

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Application manual

Operation manual

Installation manual

Engineering manual

Communication protocol manual

Cyber security deployment guideline

Technical manual

Commissioning manual

IEC07000220 V4 EN

Figure 1: The intended use of manuals throughout the product lifecycle

The engineering manual contains instructions on how to engineer the IEDs usingthe various tools available within the PCM600 software. The manual providesinstructions on how to set up a PCM600 project and insert IEDs to the projectstructure. The manual also recommends a sequence for the engineering ofprotection and control functions, LHMI functions as well as communicationengineering for IEC 60870-5-103, IEC 61850 and DNP3.

The installation manual contains instructions on how to install the IED. Themanual provides procedures for mechanical and electrical installation. The chaptersare organized in the chronological order in which the IED should be installed.

The commissioning manual contains instructions on how to commission the IED.The manual can also be used by system engineers and maintenance personnel forassistance during the testing phase. The manual provides procedures for thechecking of external circuitry and energizing the IED, parameter setting and

Section 1 1MRK 511 305-UEN -Introduction

4 670 series 2.0 IECCommunication Protocol Manual

configuration as well as verifying settings by secondary injection. The manualdescribes the process of testing an IED in a substation which is not in service. Thechapters are organized in the chronological order in which the IED should becommissioned. The relevant procedures may be followed also during the serviceand maintenance activities.

The operation manual contains instructions on how to operate the IED once it hasbeen commissioned. The manual provides instructions for the monitoring,controlling and setting of the IED. The manual also describes how to identifydisturbances and how to view calculated and measured power grid data todetermine the cause of a fault.

The application manual contains application descriptions and setting guidelinessorted per function. The manual can be used to find out when and for what purposea typical protection function can be used. The manual can also provide assistancefor calculating settings.

The technical manual contains application and functionality descriptions and listsfunction blocks, logic diagrams, input and output signals, setting parameters andtechnical data, sorted per function. The manual can be used as a technical referenceduring the engineering phase, installation and commissioning phase, and duringnormal service.

The communication protocol manual describes the communication protocolssupported by the IED. The manual concentrates on the vendor-specificimplementations.

The point list manual describes the outlook and properties of the data pointsspecific to the IED. The manual should be used in conjunction with thecorresponding communication protocol manual.

The cyber security deployment guideline describes the process for handling cybersecurity when communicating with the IED. Certification, Authorization with rolebased access control, and product engineering for cyber security related events aredescribed and sorted by function. The guideline can be used as a technicalreference during the engineering phase, installation and commissioning phase, andduring normal service.

1.3.2 Document revision historyDocument revision/date History-/May 2014 First release

1MRK 511 305-UEN - Section 1Introduction

670 series 2.0 IEC 5Communication Protocol Manual

1.3.3 Related documentsDocuments related to REB670 Identify numberApplication manual 1MRK 505 302-UEN

Commissioning manual 1MRK 505 304-UEN

Product guide 1MRK 505 305-BEN

Technical manual 1MRK 505 303-UEN

Type test certificate 1MRK 505 305-TEN

Documents related to REC670 Identify numberApplication manual 1MRK 511 310-UEN

Commissioning manual 1MRK 511 312-UEN

Product guide 1MRK 511 313-BEN

Technical manual 1MRK 511 311-UEN

Type test certificate 1MRK 511 313-TEN

Documents related to RED670 Identify numberApplication manual 1MRK 505 307-UEN

Commissioning manual 1MRK 505 309-UEN

Product guide 1MRK 505 310-BEN

Technical manual 1MRK 505 308-UEN

Type test certificate 1MRK 505 310-TEN

Documents related to REG670 Identify numberApplication manual 1MRK 502 051-UEN

Commissioning manual 1MRK 502 053-UEN

Product guide 1MRK 502 054-BEN

Technical manual 1MRK 502 052-UEN

Type test certificate 1MRK 502 054-TEN

Documents related to REL670 Identify numberApplication manual 1MRK 506 338-UEN

Commissioning manual 1MRK 506 340-UEN

Product guide 1MRK 506 341-BEN

Technical manual 1MRK 506 339-UEN

Type test certificate 1MRK 506 341-TEN

Section 1 1MRK 511 305-UEN -Introduction

6 670 series 2.0 IECCommunication Protocol Manual

Documents related to RET670 Identify numberApplication manual 1MRK 504 138-UEN

Commissioning manual 1MRK 504 140-UEN

Product guide 1MRK 504 141-BEN

Technical manual 1MRK 504 139-UEN

Type test certificate 1MRK 504 141-TEN

670 series manuals Identify numberOperation manual 1MRK 500 118-UEN

Engineering manual 1MRK 511 308-UEN

Installation manual 1MRK 514 019-UEN

Communication protocol manual, IEC60870-5-103

1MRK 511 304-UEN

Communication protocol manual, IEC 61850Edition 1

1MRK 511 302-UEN

Communication protocol manual, IEC 61850Edition 2

1MRK 511 303-UEN

Communication protocol manual, LON 1MRK 511 305-UEN

Communication protocol manual, SPA 1MRK 511 306-UEN

Accessories guide 1MRK 514 012-BEN

Cyber security deployment guideline 1MRK 511 309-UEN

Connection and Installation components 1MRK 513 003-BEN

Test system, COMBITEST 1MRK 512 001-BEN

1.4 Document symbols and conventions

1.4.1 Symbols

The caution icon indicates important information or warning relatedto the concept discussed in the text. It might indicate the presenceof a hazard which could result in corruption of software or damageto equipment or property.

The information icon alerts the reader of important facts andconditions.

The tip icon indicates advice on, for example, how to design yourproject or how to use a certain function.

1MRK 511 305-UEN - Section 1Introduction

670 series 2.0 IEC 7Communication Protocol Manual

Although warning hazards are related to personal injury, it is necessary tounderstand that under certain operational conditions, operation of damagedequipment may result in degraded process performance leading to personal injuryor death. It is important that the user fully complies with all warning andcautionary notices.

1.4.2 Document conventions• Abbreviations and acronyms in this manual are spelled out in the glossary. The

glossary also contains definitions of important terms.• Push button navigation in the LHMI menu structure is presented by using the

push button icons.For example, to navigate between the options, use and .

• HMI menu paths are presented in bold.For example, select Main menu/Settings.

• LHMI messages are shown in Courier font.For example, to save the changes in non-volatile memory, select Yes andpress .

• Parameter names are shown in italics.For example, the function can be enabled and disabled with the Operation setting.

• Each function block symbol shows the available input/output signal.• the character ^ in front of an input/output signal name indicates that the

signal name may be customized using the PCM600 software.• the character * after an input/output signal name indicates that the signal

must be connected to another function block in the applicationconfiguration to achieve a valid application configuration.

• Logic diagrams describe the signal logic inside the function block and arebordered by dashed lines.• Signals in frames with a shaded area on their right hand side represent

setting parameter signals that are only settable via the PST or LHMI.• If an internal signal path cannot be drawn with a continuous line, the

suffix -int is added to the signal name to indicate where the signal startsand continues.

• Signal paths that extend beyond the logic diagram and continue inanother diagram have the suffix ”-cont.”

Section 1 1MRK 511 305-UEN -Introduction

8 670 series 2.0 IECCommunication Protocol Manual

1.4.3 Functions included in 670 series IEDsTable 1: Main protection functions

IEC 61850 or functionname

ANSI Description

Differential protection

BBP3PH4B 87B Busbar differential protection, 2 zones, three phase/4 baysPackage including functions BUTPTRC_B1-BUTPTRC_B4, BCZTPDIF, BZNTPDIF_A,BZNTPDIF_B, BZITGGIO, BUTSM4

BBP3PH8B 87B Busbar differential protection, 2 zones, three phase/8 baysPackage including functions BUTPTRC_B1-BUTPTRC_B8, BCZTPDIF, BZNTPDIF_A,BZNTPDIF_B, BZITGGIO, BUTSM8

BBP1PH12B 87B Busbar differential protection, 2 zones, single phase/12 baysPackage including functions BUSPTRC_B1-BUSPTRC_B12, BCZSPDIF, BZNSPDIF_A,BZNSPDIF_B, BZISGGIO, BUSSM12

BBP1PH24B 87B Busbar differential protection, 2 zones, single phase/24 baysPackage including functions BUSPTRC_B1-BUSPTRC_B24, BCZSPDIF, BZNSPDIF_A,BZNSPDIF_B, BZISGGIO, BUSSM24

BDCGAPC 87B Status of primary switching object for busbar protection zone selection

T2WPDIF 87T Transformer differential protection, two winding

T3WPDIF 87T Transformer differential protection, three winding

HZPDIF 87 1Ph High impedance differential protection

GENPDIF 87G Generator differential protection

REFPDIF 87N Restricted earth fault protection, low impedance

L3CPDIF 87L Line differential protection, 3 CT sets, 23 line ends

L6CPDIF 87L Line differential protection, 6 CT sets, 35 line ends

LT3CPDIF 87LT Line differential protection 3 CT sets, with inzone transformers, 23 line ends

LT6CPDIF 87LT Line differential protection 6 CT sets, with inzone transformers, 35 line ends

LDLPSCH 87L Line differential coordination function

LDRGFC 11REL Additional security logic for differential protection

Impedance protection

ZMQAPDIS, ZMQPDIS 21 Distance protection zone, quadrilateral characteristic

ZDRDIR 21D Directional impedance quadrilateral

ZMCPDIS, ZMCAPDIS 21 Distance measuring zone, quadrilateral characteristic for series compensated lines

ZDSRDIR 21D Directional impedance quadrilateral, including series compensation

FDPSPDIS 21 Phase selection, quadrilateral characteristic with fixed angle

ZMHPDIS 21 Full-scheme distance protection, mho characteristic

ZMMPDIS, ZMMAPDIS 21 Fullscheme distance protection, quadrilateral for earth faults

ZDMRDIR 21D Directional impedance element for mho characteristic

ZDARDIR Additional distance protection directional function for earth faults

ZSMGAPC Mho Impedance supervision logic

FMPSPDIS 21 Faulty phase identification with load enchroachment

ZMRPDIS, ZMRAPDIS 21 Distance protection zone, quadrilateral characteristic, separate settings

FRPSPDIS 21 Phase selection, quadrilateral characteristic with settable angle

Table continues on next page

1MRK 511 305-UEN - Section 1Introduction

670 series 2.0 IEC 9Communication Protocol Manual

IEC 61850 or functionname

ANSI Description

ZMFPDIS 21 High speed distance protection

ZMFCPDIS 21 High speed distance protection for series compensated lines

ZMCAPDIS Additional distance measuring zone, quadrilateral characteristic

ZMRPSB 68 Power swing detection

PSLPSCH Power swing logic

PSPPPAM 78 Pole slip/out-of-step protection

OOSPPAM 78 Out-of-step protection

ZCVPSOF Automatic switch onto fault logic, voltage and current based

LEXPDIS 40 Loss of excitation

PPLPHIZ Phase preference logic

ROTIPHIZ 64R Sensitive rotor earth fault protection, injection based

STTIPHIZ 64S 100% stator earth fault protection, injection based

ZGVPDIS 21 Underimpedance protection for generators and transformers

Table 2: Backup protection functions

IEC 61850 or functionname

ANSI Description

Current protection

PHPIOC 50 Instantaneous phase overcurrent protection

OC4PTOC 51_67 Four step phase overcurrent protection

PH4SPTOC 51 Four step single phase overcurrent protection

EFPIOC 50N Instantaneous residual overcurrent protection

EF4PTOC 51N_67N

Four step residual overcurrent protection

NS4PTOC 46I2 Four step directional negative phase sequence overcurrent protection

SDEPSDE 67N Sensitive directional residual over current and power protection

LCPTTR 26 Thermal overload protection, one time constant, Celsius

LFPTTR 26 Thermal overload protection, one time constant, Fahrenheit

TRPTTR 49 Thermal overload protection, two time constants

CCRBRF 50BF Breaker failure protection

CCSRBRF 50BF Breaker failure protection, single phase version

STBPTOC 50STB Stub protection

CCPDSC 52PD Pole discordance protection

GUPPDUP 37 Directional underpower protection

GOPPDOP 32 Directional overpower protection

BRCPTOC 46 Broken conductor check

CBPGAPC Capacitor bank protection

NS2PTOC 46I2 Negative sequence time overcurrent protection for machines

AEGPVOC 50AE Accidental energizing protection for synchronous generator

Table continues on next page

Section 1 1MRK 511 305-UEN -Introduction

10 670 series 2.0 IECCommunication Protocol Manual

IEC 61850 or functionname

ANSI Description

VRPVOC 51V Voltage restrained overcurrent protection

GSPTTR 49S Stator overload protection

GRPTTR 49R Rotor overload protection

Voltage protection

UV2PTUV 27 Two step undervoltage protection

OV2PTOV 59 Two step overvoltage protection

ROV2PTOV 59N Two step residual overvoltage protection

OEXPVPH 24 Overexcitation protection

VDCPTOV 60 Voltage differential protection

STEFPHIZ 59THD 100% Stator earth fault protection, 3rd harmonic based

LOVPTUV 27 Loss of voltage check

PAPGAPC 27 Radial feeder protection

Frequency protection

SAPTUF 81 Underfrequency protection

SAPTOF 81 Overfrequency protection

SAPFRC 81 Rate-of-change frequency protection

FTAQFVR 81A Frequency time accumulation protection

Multipurpose protection

CVGAPC General current and voltage protection

Table 3: Control and monitoring functions

IEC 61850 or functionname

ANSI Description

Control

SESRSYN 25 Synchrocheck, energizing check, and synchronizing

SMBRREC 79 Autorecloser

TR1ATCC 90 Automatic voltage control for tap changer, single control

TR8ATCC 90 Automatic voltage control for tap changer, parallel control

TCMYLTC 84 Tap changer control and supervision, 6 binary inputs

TCLYLTC 84 Tap changer control and supervision, 32 binary inputs

SLGAPC Logic Rotating Switch for function selection and LHMI presentation

VSGAPC Selector mini switch

DPGAPC Generic communication function for Double Point indication

SPC8GAPC Single Point Generic Control 8 signals

AUTOBITS AutomationBits, command function for DNP3.0

SINGLECMD Single command, 16 signalsCommand function block for LON and SPA

VCTRSEND Horizontal communication via GOOSE for VCTR

GOOSEVCTRRCV Horizontal communication via GOOSE for VCTR

Table continues on next page

1MRK 511 305-UEN - Section 1Introduction

670 series 2.0 IEC 11Communication Protocol Manual

IEC 61850 or functionname

ANSI Description

I103CMD Function commands for IEC60870-5-103

I103GENCMD Function commands generic for IEC60870-5-103

I103POSCMD IED commands with position and select for IEC60870-5-103

I103IEDCMD IED commands for IEC60870-5-103

I103USRCMD Function commands user defined for IEC60870-5-103

Apparatus control and interlocking

SCILO 3 Logical node for interlocking

BB_ES 3 Interlocking for busbar earthing switch

A1A2_BS 3 Interlocking for bus-section breaker

A1A2_DC 3 Interlocking for bus-section disconnector

ABC_BC 3 Interlocking for bus-coupler bay

BH_CONN 3 Interlocking for 1 1/2 breaker diameter

BH_LINE_A 3 Interlocking for 1 1/2 breaker diameter

BH_LINE_B 3 Interlocking for 1 1/2 breaker diameter

DB_BUS_A 3 Interlocking for double CB bay

DB_BUS_B 3 Interlocking for double CB bay

DB_LINE 3 Interlocking for double CB bay

ABC_LINE 3 Interlocking for line bay

AB_TRAFO 3 Interlocking for transformer bay

SCSWI Switch controller

SXCBR Circuit breaker

SXSWI Switch controller

RESIN1 Reservation input 1

RESIN2 Reservation input 2

POS_EVAL Evaluation of position indication

QCRSV Bay reservation

QCBAY Apparatus controlFunction for handling the status of Local/Remote switch

LOCREM Handling of LRswitch positions

LOCREMCTRL LHMI control of PSTOFunction for handling Internal Local/Remote switch

Secondary system supervision

CCSSPVC 87 Current circuit supervision

FUFSPVC Fuse failure supervision

VDSPVC 60 Fuse failure supervision based on voltage difference

Logic

SMPPTRC 94 Tripping logic

TMAGAPC Trip matrix logic

ALMCALH Logic for group alarm

WRNCALH Logic for group warning

Table continues on next page

Section 1 1MRK 511 305-UEN -Introduction

12 670 series 2.0 IECCommunication Protocol Manual

IEC 61850 or functionname

ANSI Description

INDCALH Logic for group indication

AND Configurable logic blocks, AND

OR Configurable logic blocks, OR

INV Configurable logic blocks, inverter

PULSETIMER Configurable logic blocks, PULSETIMER

GATE Configurable logic blocks, controllable gate

TIMERSET Configurable logic blocks, timer

XOR Configurable logic blocks, exclusive OR

LLD Configurable logic blocks, LLD

SRMEMORY Configurable logic blocks, set-reset memory

RSMEMORY Configurable logic blocks, reset-set memory

ANDQT Configurable logic blocks Q/T, ANDQT

ORQT Configurable logic blocks Q/T, ORQT

INVERTERQT Configurable logic blocks Q/T, INVERTERQT

XORQT Configurable logic blocks Q/T, XORQT

SRMEMORYQT Configurable logic Q/T, set-reset with memory

RSMEMORYQT Configurable logic Q/T, reset-set with memory

TIMERSETQT Configurable logic Q/T, settable timer

PULSETIMERQT Configurable logic Q/T, pulse timer

INVALIDQT Configurable logic Q/T, INVALIDQT

INDCOMBSPQT Configurable logic Q/T, single-indication signal combining

INDEXTSPQT Configurable logic Q/T, single-indication signal extractor

FXDSIGN Fixed signal function block

B16I Boolean 16 to Integer conversion

BTIGAPC Boolean 16 to Integer conversion with Logic Node representation

IB16 Integer to Boolean 16 conversion

ITBGAPC Integer to Boolean 16 conversion with Logic Node representation

TIGAPC Delay on timer with input signal integration

TEIGAPC Elapsed time integrator with limit transgression and overflow supervision

Monitoring

CVMMXN, CMMXU,VMMXU, CMSQIVMSQI, VNMMXU

Measurements

AISVBAS Function block for service value presentation of secondary analog inputs

SSIMG 63 Gas medium supervision

SSIML 71 Liquid medium supervision

SSCBR Circuit breaker condition monitoring

EVENT Event functionFunction for event reporting for LON and SPA

Table continues on next page

1MRK 511 305-UEN - Section 1Introduction

670 series 2.0 IEC 13Communication Protocol Manual

IEC 61850 or functionname

ANSI Description

DRPRDRE, A1RADR-A4RADR, B1RBDR-B6RBDR

Disturbance report

SPGAPC Generic communication function for Single Point indication

SP16GAPC Generic communication function for Single Point indication 16 inputs

MVGAPC Generic communication function for Measured Value

BINSTATREP Logical signal status report

RANGE_XP Measured value expander block

LMBRFLO Fault locator

I103MEAS Measurands for IEC60870-5-103

I103MEASUSR Measurands user defined signals for IEC60870-5-103

I103AR Function status auto-recloser for IEC60870-5-103

I103EF Function status earth-fault for IEC60870-5-103

I103FLTPROT Function status fault protection for IEC60870-5-103

I103IED IED status for IEC60870-5-103

I103SUPERV Supervison status for IEC60870-5-103

I103USRDEF Status for user defiend signals for IEC60870-5-103

L4UFCNT Event counter with limit supervision

Metering

PCFCNT Pulse-counter logic

ETPMMTR Function for energy calculation and demand handling

System protection and control

SMAIHPAC Multipurpose filter

Table 4: Station communication functions

IEC 61850 or functionname

ANSI Description

Station communication

SPA SPA communication protocol

ADE LON communciation protocol

PROTOCOL Operation selection between SPA and IEC60870-5-103 for SLM

CHSERRS485 DNP3.0 for TCP/IP and EIA-485 communication protocol

DNPFREC DNP3.0 fault records for TCP/IP and EIA-485 communication protocol

IEC61850-8-1 Parameter setting function for IEC61850

GOOSEINTLKRCV Horizontal communication via GOOSE for interlocking

GOOSEBINRCV Goose binary receive

GOOSEDPRCV GOOSE function block to receive a double point value

GOOSEINTRCV GOOSE function block to receive an integer value

GOOSEMVRCV GOOSE function block to receive a measurand value

Table continues on next page

Section 1 1MRK 511 305-UEN -Introduction

14 670 series 2.0 IECCommunication Protocol Manual

IEC 61850 or functionname

ANSI Description

GOOSESPRCV GOOSE function block to receive a single point value

GOOSEVCTRCONF GOOSE VCTR configuration for send and receive

VCTRSEND Horizontal communication via GOOSE for VCTR

GOOSEVCTRRCV Horizontal communication via GOOSE for VCTR

MULTICMDRCV,MULTICMDSND

Multiple command and transmit

FRONT, LANABI,LANAB, LANCDI,LANCD

Ethernet configuration of links

MU1_4I_4U MU2_4I_4UMU3_4I_4U MU4_4I_4UMU5_4I_4U MU6_4I_4U

Process bus communication IEC61850-9-2

PRP Duo driver configuration

Scheme communication

ZCPSCH 85 Scheme communication logic for distance or overcurrent protection

ZC1PPSCH 85 Phase segregated Scheme communication logic for distance protection

ZCRWPSCH 85 Current reversal and weak-end infeed logic for distance protection

ZC1WPSCH 85 Current reversal and weak-end infeed logic for phase segregated communication

ZCLCPSCH Local acceleration logic

ECPSCH 85 Scheme communication logic for residual overcurrent protection

ECRWPSCH 85 Current reversal and weak-end infeed logic for residual overcurrent protection

Direct transfer trip

LAPPGAPC 37_55 Low active power and power factor protection

COUVGAPC 59_27 Compensated over- and undervoltage protection

SCCVPTOC 51 Sudden change in current variation

LCCRPTRC 94 Carrier receive logic

LCNSPTOV 47 Negative sequence overvoltage protection

LCZSPTOV 59N Zero sequence overvoltage protection

LCNSPTOC 46 Negative sequence overcurrent protection

LCZSPTOC 51N Zero sequence overcurrent protection

LCP3PTOC 51 Three phase overcurrent

LCP3PTUC 37 Three phase undercurrent

Table 5: Basic IED functions

IEC 61850 or functionname

Description

INTERRSIG Self supervision with internal event list

SELFSUPEVLST Self supervision with internal event list

TIMESYNCHGEN Time synchronization module

Table continues on next page

1MRK 511 305-UEN - Section 1Introduction

670 series 2.0 IEC 15Communication Protocol Manual

IEC 61850 or functionname

Description

SYNCHBIN,SYNCHCAN,SYNCHCMPPS,SYNCHLON,SYNCHPPH,SYNCHPPS,SYNCHSNTP,SYNCHSPA,SYNCHCMPPS

Time synchronization

TIMEZONE Time synchronization

DSTBEGIN,DSTENABLE, DSTEND

GPS time synchronization module

IRIG-B Time synchronization

SETGRPS Number of setting groups

ACTVGRP Parameter setting groups

TESTMODE Test mode functionality

CHNGLCK Change lock function

LONGEN Misc Base Common

SMBI Signal matrix for binary inputs

SMBO Signal matrix for binary outputs

SMMI Signal matrix for mA inputs

SMAI1 - SMAI20 Signal matrix for analog inputs

3PHSUM Summation block 3 phase

ATHSTAT Authority status

ATHCHCK Authority check

AUTHMAN Authority management

FTPACCS FTP access with password

SPACOMMMAP SPA communication mapping

SPATD Date and time via SPA protocol

DOSFRNT Denial of service, frame rate control for front port

DOSLANAB Denial of service, frame rate control for OEM port AB

DOSLANCD Denial of service, frame rate control for OEM port CD

DOSSCKT Denial of service, socket flow control

GBASVAL Global base values for settings

PRIMVAL Primary system values

ALTMS Time master supervision

ALTIM Time management

ALTRK Service tracking

ACTIVLOG Activity logging parameters

FSTACCS Field service tool access via SPA protocol over ethernet communication

PCMACCS IED Configuration Protocol

SECALARM Component for mapping security events on protocols such as DNP3 and IEC103

Table continues on next page

Section 1 1MRK 511 305-UEN -Introduction

16 670 series 2.0 IECCommunication Protocol Manual

IEC 61850 or functionname

Description

DNPGEN DNP3.0 communication general protocol

DNPGENTCP DNP3.0 communication general TCP protocol

CHSEROPT DNP3.0 for TCP/IP and EIA-485 communication protocol

MSTSER DNP3.0 for serial communication protocol

OPTICAL103 IEC60870-5-103 Optical serial communication

RS485103 IEC60870-5-103 serial communication for RS485

IEC61850-8-1 Parameter setting function for IEC61850

HORZCOMM Network variables via LON

LONSPA SPA communication protocol

LEDGEN General LED indication part for LHMI

1MRK 511 305-UEN - Section 1Introduction

670 series 2.0 IEC 17Communication Protocol Manual

18

Section 2 LON application

2.1 Application

Control Center

IED IEDIED

Gateway

Star couplerRER 111

Station HSIMicroSCADA

IEC05000663-1-en.vsdIEC05000663 V2 EN

Figure 2: Example of LON communication structure for a substationautomation system

An optical network can be used within the substation automation system. Thisenables communication with the IEDs in the 670 series through the LON bus fromthe operator’s workplace, from the control center and also from other IEDs via bay-to-bay horizontal communication.

The fibre optic LON bus is implemented using either glass core or plastic core fibreoptic cables.

Table 6: Specification of the fibre optic connectors

Glass fibre Plastic fibreCable connector ST-connector snap-in connector

Cable diameter 62.5/125 m 1 mm

Max. cable length 1000 m 10 m

Wavelength 820-900 nm 660 nm

Transmitted power -13 dBm (HFBR-1414) -13 dBm (HFBR-1521)

Receiver sensitivity -24 dBm (HFBR-2412) -20 dBm (HFBR-2521)

1MRK 511 305-UEN - Section 2LON application

670 series 2.0 IEC 19Communication Protocol Manual

2.1.1.1 The LON Protocol

The LON protocol is specified in the LonTalkProtocol Specification Version 3from Echelon Corporation. This protocol is designed for communication in controlnetworks and is a peer-to-peer protocol where all the devices connected to thenetwork can communicate with each other directly. For more information of the bay-to-bay communication, refer to the section Multiple command function.

2.1.1.2 Hardware and software modules

The hardware needed for applying LON communication depends on theapplication, but one very central unit needed is the LON Star Coupler and opticalfibres connecting the star coupler to the IEDs. To interface the IEDs fromMicroSCADA, the application library LIB670 is required.

The HV Control 670 software module is included in the LIB520 high-voltageprocess package, which is a part of the Application Software Library withinMicroSCADA applications.

The HV Control 670 software module is used for control functions in IEDs in the670 series. This module contains the process picture, dialogues and a tool togenerate the process database for the control application in MicroSCADA.

Use the LON Network Tool (LNT) to set the LON communication. This is asoftware tool applied as one node on the LON bus. To communicate via LON, theIEDs need to know

• The node addresses of the other connected IEDs.• The network variable selectors to be used.

This is organized by LNT.

The node address is transferred to LNT via the local HMI by setting the parameterServicePinMsg = Yes. The node address is sent to LNT via the LON bus, or LNTcan scan the network for new nodes.

The communication speed of the LON bus is set to the default of 1.25 Mbit/s. Thiscan be changed by LNT.

Section 2 1MRK 511 305-UEN -LON application

20 670 series 2.0 IECCommunication Protocol Manual

Section 3 LON operation principle

3.1 Operation principle

The speed of the network depends on the medium and transceiver design. Withprotection and control devices, fibre optic media is used, which enables the use ofthe maximum speed of 1.25 Mbits/s. The protocol is a peer-to-peer protocol whereall the devices connected to the network can communicate with each other. Theown subnet and node number are identifying the nodes (max. 255 subnets, 127nodes per one subnet).

The LON bus links the different parts of the protection and control system. Themeasured values, status information, and event information are spontaneously sentto the higher-level devices. The higher-level devices can read and write memorizedvalues, setting values, and other parameter data when required. The LON bus alsoenables the bay level devices to communicate with each other to deliver, forexample, interlocking information among the terminals without the need of a busmaster.

The LonTalk protocol supports two types of application layer objects: networkvariables and explicit messages. Network variables are used to deliver shortmessages, such as measuring values, status information, and interlocking/blockingsignals. Explicit messages are used to transfer longer pieces of information, such asevents and explicit read and write messages to access device data.

The benefits achieved from using the LON bus in protection and control systemsinclude direct communication among all terminals in the system and support formulti-master implementations. The LON bus also has an open concept, so that theterminals can communicate with external devices using the same standard ofnetwork variables.

3.1.1.1 LON protocol

Configuration of LONLON network tool (LNT) is a multi-purpose tool for LonWorks networkconfiguration. All the functions required for setting up and configuring aLonWorks network, is easily accessible on a single tool program.

Activate LON CommunicationActivate LON communication in the Parameter Setting tool under Main menu/Communication/ SLM configuration/ Rear optical LON port/ Horizontalcommunication, where Operation must be set to ON.

1MRK 511 305-UEN - Section 3LON operation principle

670 series 2.0 IEC 21Communication Protocol Manual

Add LON Device Types LNTA new device is added to LON Network Tool from the Device menu or byinstalling the device from the ABB LON Device Types package for LNT 505, withthe SLDT 670 series package version 1p2 r03.

LON net addressTo establish a LON connection with the 670 series IEDs, the IED has to be given aunique net address. The net address consists of a subnet and node number. This isaccomplished with the LON Network Tool by creating one device for each IED.

Vertical communicationVertical communication describes communication between the monitoring devicesand protection and control IEDs. This communication includes sending of changedprocess data to monitoring devices as events and transfer of commands, parameterdata and disturbance recorder files. This communication is implemented usingexplicit messages.

Events and indicationsEvents sent to the monitoring devices are using explicit messages (message code44H) with unacknowledged transport service of the LonTalk protocol. When asignal is changed in the IED, one message with the value, quality and time istransmitted from terminal.

Binary eventsBinary events are generated in event function blocks EVENT:1 to EVENT:20 inthe 670 series IEDs. The event function blocks have predefined LON addresses.Table 7 shows the LON addresses to the first input on the event function blocks.The addresses to the other inputs on the event function block are consecutive afterthe first input. For example, input 15 on event block EVENT:17 has the address1280 + 14 (15-1) = 1294.

For double indications only the first eight inputs 1–8 must be used. Inputs 9–16 canbe used for other type of events at the same event block.

As basic, three event function blocks EVENT:1 to EVENT:3 running with a fastloop time (3 ms) is available in the 670 series IEDs. The remaining event functionblocks EVENT:4 to EVENT:9 runs with a loop time on 8 ms and EVENT:10 toEVENT:20 runs with a loop time on 100 ms. The event blocks are used to sendbinary signals, integers, real time values like analogue data from measuringfunctions and mA input modules as well as pulse counter signals.

16 pulse counter value function blocks PCFCNT:1 to PCFCNT:16 and 24 mAinput service values function blocks SMMI1_In1 to 6 – SMMI4_In1 to 6 areavailable in the 670 series IEDs.

The first LON address in every event function block is found in table 7

Section 3 1MRK 511 305-UEN -LON operation principle

22 670 series 2.0 IECCommunication Protocol Manual

Table 7: LON adresses for Event functions

Function block First LON address infunction block

EVENT:1 1024

EVENT:2 1040

EVENT:3 1056

EVENT:4 1072

EVENT:5 1088

EVENT:6 1104

EVENT:7 1120

EVENT:8 1136

EVENT:9 1152

EVENT:10 1168

EVENT:11 1184

EVENT:12 1200

EVENT:13 1216

EVENT:14 1232

EVENT:15 1248

EVENT:16 1264

EVENT:17 1280

EVENT:18 1296

EVENT:19 1312

EVENT:20 1328

Event masksThe event mask for each input can be set individually from Parameter Setting Tool(PST) under: Settings/ General Settings/ Monitoring / EventFunction as follows:

• No events• OnSet, at pick-up of the signal• OnReset, at drop-out of the signal• OnChange, at both pick-up and drop-out of the signal• AutoDetect, event system itself make the reporting decision, (reporting criteria

for integers has no semantic, prefer to be set by the user)

The following type of signals from application functions can be connected to theevent function block.

Single indicationDirectly connected binary IO signal via binary input function block (SMBI) isalways reported on change, no changed detection is done in the event functionblock. Other Boolean signals, for example a start or a trip signal from a protectionfunction is event masked in the event function block.

Double indications

1MRK 511 305-UEN - Section 3LON operation principle

670 series 2.0 IEC 23Communication Protocol Manual

Double indications can only be reported via switch-control (SCSWI) functions, theevent reporting is based on information from switch-control, no change detection isdone in the event function block.

Directly connected binary IO signal via binary input function block (SMBI) is notpossible to handle as double indication. Double indications can only be reported forthe first 8 inputs on an event function block.

• 00 generates an intermediate event with the read status 0• 01 generates an open event with the read status 1• 10 generates a close event with the read status 2• 11 generates an undefined event with the read status 3

Analog valueAll analog values are reported cyclic. The reporting interval is taken from theconnected function if there is a limit supervised signal, otherwise it is taken fromthe event function block.

Command handlingCommands are transferred using transparent SPA-bus messages. The transparentSPA-bus message is an explicit LON message, which contains an ASCII charactermessage following the coding rules of the SPA-bus protocol. The message is sentusing explicit messages with message code 41H and using acknowledged transportservice.

Both the SPA-bus command messages (R or W) and the reply messages (D, A orN) are sent using the same message code. It is mandatory that one device sends outonly one SPA-bus message at a time to one node and waits for the reply beforesending the next message.

For commands from the operator workplace to the IED for apparatus control, Thatis, the function blocks type SCSWI 1 to 32, SXCBR 1 to 18 and SXSWI 1 to 28;the SPA addresses are according to table 8.

3.1.1.2 Horizontal communication

Network variables are used for communication between 500 series and 670 seriesIEDs. The supported network variable type is SNVT_state (NV type 83).SNVT_state is used to communicate the state of a set of 1 to 16 Boolean values.

Multiple command send function block (MULTICMDSND) is used to pack theinformation to one value. This value is transmitted to the receiving node andpresented for the application by a multiple command receive function block(MULTICMDRCV). At horizontal communication the input BOUND on themultiple command send function block (MULTICMDSND) must be set to 1. Thereare 10 MULTICMDSND and 60 MULTICMDRCV function blocks available. TheMULTICMDSND and MULTICMDRCV function blocks are connected usingLON network tool (LNT). This tool also defines the service and addressing on LON.

Section 3 1MRK 511 305-UEN -LON operation principle

24 670 series 2.0 IECCommunication Protocol Manual

This is an overview for configuring the network variables for 670 series IEDs.

Configuration of LON network variablesConfigure the Network variables according to the specific application using theLON network tool (LNT). The following is an example of how to configurenetwork variables concerning, for example, interlocking between two IEDs.

MULTICMDSND: 7 BAY E1

MULTICMDSND: 9 BAY E3

LON

BAY E4

MULTICMDSND: 9

en05000718.vsdIEC05000718 V2 EN

Figure 3: Examples connections between MULTICMDSND andMULTICMDRCV function blocks in three IEDs

The network variable connections are done from the NV Connection window.From LNT window select Connections/ NVConnections/ New.

1MRK 511 305-UEN - Section 3LON operation principle

670 series 2.0 IEC 25Communication Protocol Manual

en05000719.vsdIEC05000719 V1 EN

Figure 4: The network variables window in LNT

There are two ways of downloading NV connections. Either the users can use thedrag-and-drop method where they can select all nodes in the device window, dragthem to the Download area in the bottom of the program window and drop themthere; or, they can perform it by selecting the traditional menu, Configuration/Download.

Section 3 1MRK 511 305-UEN -LON operation principle

26 670 series 2.0 IECCommunication Protocol Manual

en05000720.vsdIEC05000720 V1 EN

Figure 5: The download configuration window in LNT

3.1.1.3 Communication ports

The serial communication module (SLM) is a mezzanine module placed on theMain Processing Module (NUM) and is used for LON, SPA, IEC60870-5-103 andDNP communication.

There are two types of IO connectors: 1) snap-in for plastic fibre cables, and 2) ST/bayonet for glass fibre cables. The SLM can be equipped with either type or acombination of both, which is identified by a tag.

Connect the incoming optical fibre to the RX receiver input, and the outgoingoptical fibre to the TX transmitter output. Pay special attention to the instructionsconcerning handling and connection of fibre cables.

Table 8: SPA addresses for commands from the operator workplace to the IED for apparatuscontrol

Name Functionblock

SPAaddress

Description

BL_CMD SCSWI01 1 I 5115 SPA parameters for blockcommand

BL_CMD SCSWI02 1 I 5139 SPA parameters for blockcommand

BL_CMD SCSWI02 1 I 5161 SPA parameters for blockcommand

BL_CMD SCSWI04 1 I 5186 SPA parameters for blockcommand

BL_CMD SCSWI05 1 I 5210 SPA parameters for blockcommand

Table continues on next page

1MRK 511 305-UEN - Section 3LON operation principle

670 series 2.0 IEC 27Communication Protocol Manual

Name Functionblock

SPAaddress

Description

BL_CMD SCSWI06 1 I 5234 SPA parameters for blockcommand

BL_CMD SCSWI07 1 I 5258 SPA parameters for blockcommand

BL_CMD SCSWI08 1 I 5283 SPA parameters for blockcommand

BL_CMD SCSWI09 1 I 5307 SPA parameters for blockcommand

BL_CMD SCSWI10 1 I 5331 SPA parameters for blockcommand

BL_CMD SCSWI11 1 I 5355 SPA parameters for blockcommand

BL_CMD SCSWI12 1 I 5379 SPA parameters for blockcommand

BL_CMD SCSWI13 1 I 5403 SPA parameters for blockcommand

BL_CMD SCSWI14 1 I 5427 SPA parameters for blockcommand

BL_CMD SCSWI15 1 I 5451 SPA parameters for blockcommand

BL_CMD SCSWI16 1 I 5475 SPA parameters for blockcommand

BL_CMD SCSWI17 1 I 5499 SPA parameters for blockcommand

BL_CMD SCSWI18 1 I 5523 SPA parameters for blockcommand

BL_CMD SCSWI19 1 I 5545 SPA parameters for blockcommand

BL_CMD SCSWI20 1 I 5571 SPA parameters for blockcommand

BL_CMD SCSWI21 1 I 5594 SPA parameters for blockcommand

BL_CMD SCSWI22 1 I 5619 SPA parameters for blockcommand

BL_CMD SCSWI23 1 I 5643 SPA parameters for blockcommand

BL_CMD SCSWI24 1 I 5667 SPA parameters for blockcommand

BL_CMD SCSWI25 1 I 5691 SPA parameters for blockcommand

BL_CMD SCSWI26 1 I 5715 SPA parameters for blockcommand

BL_CMD SCSWI27 1 I 5739 SPA parameters for blockcommand

BL_CMD SCSWI28 1 I 5763 SPA parameters for blockcommand

BL_CMD SCSWI29 1 I 5787 SPA parameters for blockcommand

Table continues on next page

Section 3 1MRK 511 305-UEN -LON operation principle

28 670 series 2.0 IECCommunication Protocol Manual

Name Functionblock

SPAaddress

Description

BL_CMD SCSWI30 1 I 5811 SPA parameters for blockcommand

BL_CMD SCSWI31 1 I 5835 SPA parameters for blockcommand

BL_CMD SCSWI32 1 I 5859 SPA parameters for blockcommand

CANCEL SCSWI01 1 I 5107 SPA parameters for cancelcommand

CANCEL SCSWI02 1 I 5131 SPA parameters for cancelcommand

CANCEL SCSWI03 1 I 5153 SPA parameters for cancelcommand

CANCEL SCSWI04 1 I 5178 SPA parameters for cancelcommand

CANCEL SCSWI05 1 I 5202 SPA parameters for cancelcommand

CANCEL SCSWI06 1 I 5226 SPA parameters for cancelcommand

CANCEL SCSWI07 1 I 5250 SPA parameters for cancelcommand

CANCEL SCSWI08 1 I 5275 SPA parameters for cancelcommand

CANCEL SCSWI09 1 I 5299 SPA parameters for cancelcommand

CANCEL SCSWI10 1 I 5323 SPA parameters for cancelcommand

CANCEL SCSWI11 1 I 5347 SPA parameters for cancelcommand

CANCEL SCSWI12 1 I 5371 SPA parameters for cancelcommand

CANCEL SCSWI13 1 I 5395 SPA parameters for cancelcommand

CANCEL SCSWI14 1 I 5419 SPA parameters for cancelcommand

CANCEL SCSWI15 1 I 5443 SPA parameters for cancelcommand

CANCEL SCSWI16 1 I 5467 SPA parameters for cancelcommand

CANCEL SCSWI17 1 I 5491 SPA parameters for cancelcommand

CANCEL SCSWI18 1 I 5515 SPA parameters for cancelcommand

CANCEL SCSWI19 1 I 5537 SPA parameters for cancelcommand

CANCEL SCSWI20 1 I 5563 SPA parameters for cancelcommand

CANCEL SCSWI21 1 I 5586 SPA parameters for cancelcommand

Table continues on next page

1MRK 511 305-UEN - Section 3LON operation principle

670 series 2.0 IEC 29Communication Protocol Manual

Name Functionblock

SPAaddress

Description

CANCEL SCSWI22 1 I 5611 SPA parameters for cancelcommand

CANCEL SCSWI23 1 I 5635 SPA parameters for cancelcommand

CANCEL SCSWI24 1 I 5659 SPA parameters for cancelcommand

CANCEL SCSWI25 1 I 5683 SPA parameters for cancelcommand

CANCEL SCSWI26 1 I 5707 SPA parameters for cancelcommand

CANCEL SCSWI27 1 I 5731 SPA parameters for cancelcommand

CANCEL SCSWI28 1 I 5755 SPA parameters for cancelcommand

CANCEL SCSWI29 1 I 5779 SPA parameters for cancelcommand

CANCEL SCSWI30 1 I 5803 SPA parameters for cancelcommand

CANCEL SCSWI31 1 I 5827 SPA parameters for cancelcommand

CANCEL SCSWI32 1 I 5851 SPA parameters for cancelcommand

SELECTOpen=00,SELECTClose=01,SELOpen+ILO=10,SELClose+ILO=11,SELOpen+SCO=20,SELClose+SCO=21,SELOpen+ILO+SCO=30,SELClose+ILO+SCO=31

SCSWI01 1 I 5105 SPA parameters for select (Open/Close) commandNote: Send select commandbefore operate command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI02 1 I 5129 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI03 1 I 5151 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI04 1 I 5176 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI05 1 I 5200 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI06 1 I 5224 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI07 1 I 5248 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI08 1 I 5273 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI09 1 I 5297 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI10 1 I 5321 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI11 1 I 5345 SPA parameters for select (Open/Close) command

Table continues on next page

Section 3 1MRK 511 305-UEN -LON operation principle

30 670 series 2.0 IECCommunication Protocol Manual

Name Functionblock

SPAaddress

Description

SELECTOpen=00,SELECTClose=01, so on.

SCSWI12 1 I 5369 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI13 1 I 5393 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI14 1 I 5417 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI15 1 I 5441 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI16 1 I 5465 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI17 1 I 5489 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI18 1 I 5513 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI19 1 I 5535 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI20 1 I 5561 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI21 1 I 5584 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI22 1 I 5609 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI23 1 I 5633 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI24 1 I 5657 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI25 1 I 5681 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI26 1 I 5705 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI27 1 I 5729 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI28 1 I 5753 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI29 1 I 5777 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI30 1 I 5801 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI31 1 I 5825 SPA parameters for select (Open/Close) command

SELECTOpen=00,SELECTClose=01, so on.

SCSWI32 1 I 5849 SPA parameters for select (Open/Close) command

ExcOpen=00,ExcClose=01,ExcOpen+ILO=10,ExcClose+ILO=11,ExcOpen+SCO=20,ExcClose+SCO=21,ExcOpen+ILO+SCO=30,ExcClose+ILO+SCO=31

SCSWI01 1 I 5106 SPA parameters for operate (Open/Close) commandNote: Send select commandbefore operate command

Table continues on next page

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670 series 2.0 IEC 31Communication Protocol Manual

Name Functionblock

SPAaddress

Description

ExcOpen=00,ExcClose=01, so on.

SCSWI02 1 I 5130 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI02 1 I 5152 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI04 1 I 5177 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI05 1 I 5201 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI06 1 I 5225 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI07 1 I 5249 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI08 1 I 5274 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI09 1 I 5298 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI10 1 I 5322 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI11 1 I 5346 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI12 1 I 5370 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI13 1 I 5394 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI14 1 I 5418 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI15 1 I 5442 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI16 1 I 5466 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI17 1 I 5490 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI18 1 I 5514 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI19 1 I 5536 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI20 1 I 5562 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI21 1 I 5585 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI22 1 I 5610 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI23 1 I 5634 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI24 1 I 5658 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI25 1 I 5682 SPA parameters for operate (Open/Close) command

Table continues on next page

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32 670 series 2.0 IECCommunication Protocol Manual

Name Functionblock

SPAaddress

Description

ExcOpen=00,ExcClose=01, so on.

SCSWI26 1 I 5706 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI27 1 I 5730 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI28 1 I 5754 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI29 1 I 5778 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI30 1 I 5802 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI31 1 I 5826 SPA parameters for operate (Open/Close) command

ExcOpen=00,ExcClose=01, so on.

SCSWI32 1 I 5850 SPA parameters for operate (Open/Close) command

Sub Value SXCBR01 2 I 7854 SPA parameter for position to besubstitutedNote: Send the value before Enable

Sub Value SXCBR02 2 I 7866 SPA parameter for position to besubstituted

Sub Value SXCBR03 2 I 7884 SPA parameter for position to besubstituted

Sub Value SXCBR04 2 I 7904 SPA parameter for position to besubstituted

Sub Value SXCBR05 2 I 7923 SPA parameter for position to besubstituted

Sub Value SXCBR06 2 I 7942 SPA parameter for position to besubstituted

Sub Value SXCBR07 2 I 7961 SPA parameter for position to besubstituted

Sub Value SXCBR08 2 I 7980 SPA parameter for position to besubstituted

Sub Value SXCBR09 3 I 7 SPA parameter for position to besubstituted

Sub Value SXCBR10 3 I 26 SPA parameter for position to besubstituted

Sub Value SXCBR11 3 I 45 SPA parameter for position to besubstituted

Sub Value SXCBR12 3 I 56 SPA parameter for position to besubstituted

Sub Value SXCBR13 3 I 74 SPA parameter for position to besubstituted

Sub Value SXCBR14 3 I 94 SPA parameter for position to besubstituted

Sub Value SXCBR15 3 I 120 SPA parameter for position to besubstituted

Sub Value SXCBR16 3 I 133 SPA parameter for position to besubstituted

Sub Value SXCBR17 3 I 158 SPA parameter for position to besubstituted

Table continues on next page

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670 series 2.0 IEC 33Communication Protocol Manual

Name Functionblock

SPAaddress

Description

Sub Value SXCBR18 3 I 179 SPA parameter for position to besubstituted

Sub Value SXSWI01 3 I 196 SPA parameter for position to besubstituted

Sub Value SXSWI02 3 I 216 SPA parameter for position to besubstituted

Sub Value SXSWI03 3 I 235 SPA parameter for position to besubstituted

Sub Value SXSWI04 3 I 254 SPA parameter for position to besubstituted

Sub Value SXSWI05 3 I 272 SPA parameter for position to besubstituted

Sub Value SXSWI06 3 I 292 SPA parameter for position to besubstituted

Sub Value SXSWI07 3 I 310 SPA parameter for position to besubstituted

Sub Value SXSWI08 3 I 330 SPA parameter for position to besubstituted

Sub Value SXSWI09 3 I 348 SPA parameter for position to besubstituted

Sub Value SXSWI10 3 I 359 SPA parameter for position to besubstituted

Sub Value SXSWI11 3 I 378 SPA parameter for position to besubstituted

Sub Value SXSWI12 3 I 397 SPA parameter for position to besubstituted

Sub Value SXSWI13 3 I 416 SPA parameter for position to besubstituted

Sub Value SXSWI14 3 I 435 SPA parameter for position to besubstituted

Sub Value SXSWI15 3 I 454 SPA parameter for position to besubstituted

Sub Value SXSWI16 3 I 473 SPA parameter for position to besubstituted

Sub Value SXSWI17 3 I 492 SPA parameter for position to besubstituted

Sub Value SXSWI18 3 I 511 SPA parameter for position to besubstituted

Sub Value SXSWI19 3 I 530 SPA parameter for position to besubstituted

Sub Value SXSWI20 3 I 549 SPA parameter for position to besubstituted

Sub Value SXSWI21 3 I 568 SPA parameter for position to besubstituted

Sub Value SXSWI22 3 I 587 SPA parameter for position to besubstituted

Sub Value SXSWI23 3 I 606 SPA parameter for position to besubstituted

Table continues on next page

Section 3 1MRK 511 305-UEN -LON operation principle

34 670 series 2.0 IECCommunication Protocol Manual

Name Functionblock

SPAaddress

Description

Sub Value SXSWI24 3 I 625 SPA parameter for position to besubstituted

Sub Value SXSWI25 3 I 644 SPA parameter for position to besubstituted

Sub Value SXSWI26 3 I 663 SPA parameter for position to besubstituted

Sub Value SXSWI27 3 I 682 SPA parameter for position to besubstituted

Sub Value SXSWI28 3 I 701 SPA parameter for position to besubstituted

Sub Enable SXCBR01 2 I 7855 SPA parameter for substituteenable commandNote: Send the Value beforeEnable

Sub Enable SXCBR02 2 I 7865 SPA parameter for substituteenable command

Sub Enable SXCBR03 2 I 7885 SPA parameter for substituteenable command

Sub Enable SXCBR04 2 I 7903 SPA parameter for substituteenable command

Sub Enable SXCBR05 2 I 7924 SPA parameter for substituteenable command

Sub Enable SXCBR06 2 I 7941 SPA parameter for substituteenable command

Sub Enable SXCBR07 2 I 7962 SPA parameter for substituteenable command

Sub Enable SXCBR08 2 I 7979 SPA parameter for substituteenable command

Sub Enable SXCBR09 3 I 8 SPA parameter for substituteenable command

Sub Enable SXCBR10 3 I 25 SPA parameter for substituteenable command

Sub Enable SXCBR11 3 I 46 SPA parameter for substituteenable command

Sub Enable SXCBR12 3 I 55 SPA parameter for substituteenable command

Sub Enable SXCBR13 3 I 75 SPA parameter for substituteenable command

Sub Enable SXCBR14 3 I 93 SPA parameter for substituteenable command

Sub Enable SXCBR15 3 I 121 SPA parameter for substituteenable command

Sub Enable SXCBR16 3 I 132 SPA parameter for substituteenable command

Sub Enable SXCBR17 3 I 159 SPA parameter for substituteenable command

Sub Enable SXCBR18 3 I 178 SPA parameter for substituteenable command

Table continues on next page

1MRK 511 305-UEN - Section 3LON operation principle

670 series 2.0 IEC 35Communication Protocol Manual

Name Functionblock

SPAaddress

Description

Sub Enable SXSWI01 3 I 197 SPA parameter for substituteenable command

Sub Enable SXSWI02 3 I 215 SPA parameter for substituteenable command

Sub Enable SXSWI03 3 I 234 SPA parameter for substituteenable command

Sub Enable SXSWI04 3 I 252 SPA parameter for substituteenable command

Sub Enable SXSWI05 3 I 271 SPA parameter for substituteenable command

Sub Enable SXSWI06 3 I 290 SPA parameter for substituteenable command

Sub Enable SXSWI07 3 I 309 SPA parameter for substituteenable command

Sub Enable SXSWI08 3 I 328 SPA parameter for substituteenable command

Sub Enable SXSWI09 3 I 347 SPA parameter for substituteenable command

Sub Enable SXSWI10 3 I 360 SPA parameter for substituteenable command

Sub Enable SXSWI11 3I 379 SPA parameter for substituteenable command

Sub Enable SXSWI12 3 I 398 SPA parameter for substituteenable command

Sub Enable SXSWI13 3 I 417 SPA parameter for substituteenable command

Sub Enable SXSWI14 3 I 436 SPA parameter for substituteenable command

Sub Enable SXSWI15 3 I 455 SPA parameter for substituteenable command

Sub Enable SXSWI16 3 I 474 SPA parameter for substituteenable command

Sub Enable SXSWI17 3 I 493 SPA parameter for substituteenable command

Sub Enable SXSWI18 3 I 512 SPA parameter for substituteenable command

Sub Enable SXSWI19 3 I 531 SPA parameter for substituteenable command

Sub Enable SXSWI20 3 I 550 SPA parameter for substituteenable command

Sub Enable SXSWI21 3 I 569 SPA parameter for substituteenable command

Sub Enable SXSWI22 3 I 588 SPA parameter for substituteenable command

Sub Enable SXSWI23 3 I 607 SPA parameter for substituteenable command

Sub Enable SXSWI24 3 I 626 SPA parameter for substituteenable command

Table continues on next page

Section 3 1MRK 511 305-UEN -LON operation principle

36 670 series 2.0 IECCommunication Protocol Manual

Name Functionblock

SPAaddress

Description

Sub Enable SXSWI25 3 I 645 SPA parameter for substituteenable command

Sub Enable SXSWI26 3 I 664 SPA parameter for substituteenable command

Sub Enable SXSWI27 3 I 683 SPA parameter for substituteenable command

Sub Enable SXSWI28 3 I 702 SPA parameter for substituteenable command

Update Block SXCBR01 2 I 7853 SPA parameter for update blockcommand

Update Block SXCBR02 2 I 7864 SPA parameter for update blockcommand

Update Block SXCBR03 2 I 7883 SPA parameter for update blockcommand

Update Block SXCBR04 2 I 7905 SPA parameter for update blockcommand

Update Block SXCBR05 2 I 7922 SPA parameter for update blockcommand

Update Block SXCBR06 2 I 7943 SPA parameter for update blockcommand

Update Block SXCBR07 2 I 7960 SPA parameter for update blockcommand

Update Block SXCBR08 2 I 7981 SPA parameter for update blockcommand

Update Block SXCBR09 3 I 6 SPA parameter for update blockcommand

Update Block SXCBR10 3 I 27 SPA parameter for update blockcommand

Update Block SXCBR11 3 I 44 SPA parameter for update blockcommand

Update Block SXCBR12 3 I 57 SPA parameter for update blockcommand

Update Block SXCBR13 3 I 73 SPA parameter for update blockcommand

Update Block SXCBR14 3 I 92 SPA parameter for update blockcommand

Update Block SXCBR15 3 I 122 SPA parameter for update blockcommand

Update Block SXCBR16 3 I 131 SPA parameter for update blockcommand

Update Block SXCBR17 3 I 160 SPA parameter for update blockcommand

Update Block SXCBR18 3 I 177 SPA parameter for update blockcommand

Update Block SXSWI01 3 I 198 SPA parameter for update blockcommand

Update Block SXSWI02 3 I 214 SPA parameter for update blockcommand

Table continues on next page

1MRK 511 305-UEN - Section 3LON operation principle

670 series 2.0 IEC 37Communication Protocol Manual

Name Functionblock

SPAaddress

Description

Update Block SXSWI03 3 I 236 SPA parameter for update blockcommand

Update Block SXSWI04 3 I 253 SPA parameter for update blockcommand

Update Block SXSWI05 3 I 273 SPA parameter for update blockcommand

Update Block SXSWI06 3 I 291 SPA parameter for update blockcommand

Update Block SXSWI07 3 I 311 SPA parameter for update blockcommand

Update Block SXSWI08 3 I 329 SPA parameter for update blockcommand

Update Block SXSWI09 3 I 349 SPA parameter for update blockcommand

Update Block SXSWI10 3 I 358 SPA parameter for update blockcommand

Update Block SXSWI11 3 I 377 SPA parameter for update blockcommand

Update Block SXSWI12 3 I 396 SPA parameter for update blockcommand

Update Block SXSWI13 3 I 415 SPA parameter for update blockcommand

Update Block SXSWI14 3 I 434 SPA parameter for update blockcommand

Update Block SXSWI15 3 I 453 SPA parameter for update blockcommand

Update Block SXSWI16 3 I 472 SPA parameter for update blockcommand

Update Block SXSWI17 3 I 491 SPA parameter for update blockcommand

Update Block SXSWI18 3 I 510 SPA parameter for update blockcommand

Update Block SXSWI19 3 I 529 SPA parameter for update blockcommand

Update Block SXSWI20 3 I 548 SPA parameter for update blockcommand

Update Block SXSWI21 3 I 567 SPA parameter for update blockcommand

Update Block SXSWI22 3 I 586 SPA parameter for update blockcommand

Update Block SXSWI23 3 I 605 SPA parameter for update blockcommand

Update Block SXSWI24 3 I 624 SPA parameter for update blockcommand

Update Block SXSWI25 3 I 643 SPA parameter for update blockcommand

Table continues on next page

Section 3 1MRK 511 305-UEN -LON operation principle

38 670 series 2.0 IECCommunication Protocol Manual

Name Functionblock

SPAaddress

Description

Update Block SXSWI26 3 I 662 SPA parameter for update blockcommand

Update Block SXSWI27 3 I 681 SPA parameter for update blockcommand

Update Block SXSWI28 3 I 700 SPA parameter for update blockcommand

1MRK 511 305-UEN - Section 3LON operation principle

670 series 2.0 IEC 39Communication Protocol Manual

40

Section 4 LON settings

4.1 Settings

Table 9: HORZCOMM Non group settings (basic)

Name Values (Range) Unit Step Default DescriptionOperation Off

On- - Off Operation

Table 10: ADE Non group settings (basic)

Name Values (Range) Unit Step Default DescriptionOperation Off

On- - Off Operation

TimerClass SlowNormalFast

- - Slow Timer class

TimeDomain Local without DSTLocal with DST

- - Local with DST Time domain

1MRK 511 305-UEN - Section 4LON settings

670 series 2.0 IEC 41Communication Protocol Manual

42

Section 5 LON technical data

5.1 Technical data

Table 11: LON communication protocol

Function ValueProtocol LON

Communication speed 1.25 Mbit/s

1MRK 511 305-UEN - Section 5LON technical data

670 series 2.0 IEC 43Communication Protocol Manual

44

Section 6 Establishing connection and verifyingthe LON communication

6.1 Establishing connection and verifying the LONcommunication

About this chapterThis chapter explains how to set up LON communication and how to verify thatLON communication is up and running.

6.1.1 Communication via the rear ports

6.1.1.1 LON communication

LON communication is normally used in substation automation systems. Opticalfiber is used within the substation as the physical communication link.

The test can only be carried out when the whole communication system is installed.Thus, the test is a system test and is not dealt with here.

The communication protocol Local Optical Network (LON) is available for 670IED series.

6.1.2 SettingsThe setting parameters for the LON communication are set via the local HMI.Refer to the technical manual for setting parameters specifications.

The path to LON settings in the local HMI is Main menu/Configuration/Communication/SLM configuration/Rear optical LON port

If the LON communication from the IED stops, caused by setting of illegalcommunication parameters (outside the setting range) or by another disturbance, itis possible to reset the LON port of the IED.

Path in the local HMI under Main menu/Configuration/Communication/SLMconfiguration/Rear optical LON port

These parameters can only be set with the LON Network Tool (LNT).

1MRK 511 305-UEN - Section 6Establishing connection and verifying the LON communication

670 series 2.0 IEC 45Communication Protocol Manual

Table 12: Setting parameters for the LON communication

Parameter Range Default Unit Parameter descriptionDomainID 0 0 - Domain identification number

SubnetID* 0 - 255Step: 1

0 - Subnet identification number

NodeID* 0 - 127Step: 1

0 - Node identification number

*Can be viewed in the local HMI

Path in the local HMI under Main menu/Congifuration/Communication/SLMconfiguration/Rear optical LON port

These parameters can only be set with the LON Network Tool (LNT).

Table 13: LON node information parameters

Parameter Range Default Unit Parameter descriptionNeuronID* 0 - 12 Not loaded - Neuron hardware identification

number in hexadecimal code

Location 0 - 6 No value - Location of the node

*Can be viewed in the local HMI

Path in the local HMI under Main menu/Configuration/Communication/SLMconfiguration/Rear optical LON port

Table 14: ADE Non group settings (basic)

Name Values (Range) Unit Step Default DescriptionOperation Off

On- - Off Operation

TimerClass SlowNormalFast

- - Slow Timer class

Path in the local HMI under Main menu/Configuration/Communication/SLMconfiguration/Rear optical LON port

Table 15: LON commands

Command Command descriptionServicePinMsg Command with confirmation. Transfers the node address to the LON Network Tool.

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46 670 series 2.0 IECCommunication Protocol Manual

6.1.2.1 Optical budget calculation for serial communication with LON

Table 16: Example

Distance 1 kmGlass

Distance10 mPlastic

Maximum attenuation -11 dB - 7 dB

4 dB/km multi mode: 820 nm - 62.5/125 um 4 dB -

0.3 dB/m plastic: 620 nm - 1mm - 3 dB

Margins for installation, aging, and so on 5 dB 2 dB

Losses in connection box, two contacts (0.75 dB/contact) 1.5 dB -

Losses in connection box, two contacts (1dB/contact) - 2 dB

Margin for repair splices (0.5 dB/splice) 0.5 dB -

Maximum total attenuation 11 dB 7 dB

6.1.2.2 Reference

We refer to document: LNT 505 Operator’s Manual 1MRS751706-MUM, Issued:31.10.99, Program rev: 1.1.1 Doc. version: B.

1MRK 511 305-UEN - Section 6Establishing connection and verifying the LON communication

670 series 2.0 IEC 47Communication Protocol Manual

48

Section 7 LON Functions

7.1 Event function EVENT

7.1.1 IdentificationFunction description IEC 61850

identificationIEC 60617identification

ANSI/IEEE C37.2device number

Event function EVENTS00946 V1 EN

-

When using a Substation Automation system with LON or SPA communication,time-tagged events can be sent at change or cyclically from the IED to the stationlevel. These events are created from any available signal in the IED that isconnected to the Event function (EVENT). The event function block is used forLON and SPA communication.

Analog and double indication values are also transferred through EVENT function.

7.1.2 Function block

IEC05000697-2-en.vsd

EVENTBLOCK^INPUT1^INPUT2^INPUT3^INPUT4^INPUT5^INPUT6^INPUT7^INPUT8^INPUT9^INPUT10^INPUT11^INPUT12^INPUT13^INPUT14^INPUT15^INPUT16

IEC05000697 V2 EN

Figure 6: EVENT function block

1MRK 511 305-UEN - Section 7LON Functions

670 series 2.0 IEC 49Communication Protocol Manual

7.1.3 SignalsTable 17: EVENT Input signals

Name Type Default DescriptionBLOCK BOOLEAN 0 Block of function

INPUT1 GROUPSIGNAL

0 Input 1

INPUT2 GROUPSIGNAL

0 Input 2

INPUT3 GROUPSIGNAL

0 Input 3

INPUT4 GROUPSIGNAL

0 Input 4

INPUT5 GROUPSIGNAL

0 Input 5

INPUT6 GROUPSIGNAL

0 Input 6

INPUT7 GROUPSIGNAL

0 Input 7

INPUT8 GROUPSIGNAL

0 Input 8

INPUT9 GROUPSIGNAL

0 Input 9

INPUT10 GROUPSIGNAL

0 Input 10

INPUT11 GROUPSIGNAL

0 Input 11

INPUT12 GROUPSIGNAL

0 Input 12

INPUT13 GROUPSIGNAL

0 Input 13

INPUT14 GROUPSIGNAL

0 Input 14

INPUT15 GROUPSIGNAL

0 Input 15

INPUT16 GROUPSIGNAL

0 Input 16

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50 670 series 2.0 IECCommunication Protocol Manual

7.1.4 SettingsTable 18: EVENT Non group settings (basic)

Name Values (Range) Unit Step Default DescriptionSPAChannelMask Off

Channel 1-8Channel 9-16Channel 1-16

- - Off SPA channel mask

LONChannelMask OffChannel 1-8Channel 9-16Channel 1-16

- - Off LON channel mask

EventMask1 NoEventsOnSetOnResetOnChangeAutoDetect

- - AutoDetect Reporting criteria for input 1

EventMask2 NoEventsOnSetOnResetOnChangeAutoDetect

- - AutoDetect Reporting criteria for input 2

EventMask3 NoEventsOnSetOnResetOnChangeAutoDetect

- - AutoDetect Reporting criteria for input 3

EventMask4 NoEventsOnSetOnResetOnChangeAutoDetect

- - AutoDetect Reporting criteria for input 4

EventMask5 NoEventsOnSetOnResetOnChangeAutoDetect

- - AutoDetect Reporting criteria for input 5

EventMask6 NoEventsOnSetOnResetOnChangeAutoDetect

- - AutoDetect Reporting criteria for input 6

EventMask7 NoEventsOnSetOnResetOnChangeAutoDetect

- - AutoDetect Reporting criteria for input 7

EventMask8 NoEventsOnSetOnResetOnChangeAutoDetect

- - AutoDetect Reporting criteria for input 8

EventMask9 NoEventsOnSetOnResetOnChangeAutoDetect

- - AutoDetect Reporting criteria for input 9

Table continues on next page

1MRK 511 305-UEN - Section 7LON Functions

670 series 2.0 IEC 51Communication Protocol Manual

Name Values (Range) Unit Step Default DescriptionEventMask10 NoEvents

OnSetOnResetOnChangeAutoDetect

- - AutoDetect Reporting criteria for input 10

EventMask11 NoEventsOnSetOnResetOnChangeAutoDetect

- - AutoDetect Reporting criteria for input 11

EventMask12 NoEventsOnSetOnResetOnChangeAutoDetect

- - AutoDetect Reporting criteria for input 12

EventMask13 NoEventsOnSetOnResetOnChangeAutoDetect

- - AutoDetect Reporting criteria for input 13

EventMask14 NoEventsOnSetOnResetOnChangeAutoDetect

- - AutoDetect Reporting criteria for input 14

EventMask15 NoEventsOnSetOnResetOnChangeAutoDetect

- - AutoDetect Reporting criteria for input 15

EventMask16 NoEventsOnSetOnResetOnChangeAutoDetect

- - AutoDetect Reporting criteria for input 16

MinRepIntVal1 0 - 3600 s 1 2 Minimum reporting interval input 1

MinRepIntVal2 0 - 3600 s 1 2 Minimum reporting interval input 2

MinRepIntVal3 0 - 3600 s 1 2 Minimum reporting interval input 3

MinRepIntVal4 0 - 3600 s 1 2 Minimum reporting interval input 4

MinRepIntVal5 0 - 3600 s 1 2 Minimum reporting interval input 5

MinRepIntVal6 0 - 3600 s 1 2 Minimum reporting interval input 6

MinRepIntVal7 0 - 3600 s 1 2 Minimum reporting interval input 7

MinRepIntVal8 0 - 3600 s 1 2 Minimum reporting interval input 8

MinRepIntVal9 0 - 3600 s 1 2 Minimum reporting interval input 9

MinRepIntVal10 0 - 3600 s 1 2 Minimum reporting interval input 10

MinRepIntVal11 0 - 3600 s 1 2 Minimum reporting interval input 11

MinRepIntVal12 0 - 3600 s 1 2 Minimum reporting interval input 12

MinRepIntVal13 0 - 3600 s 1 2 Minimum reporting interval input 13

Table continues on next page

Section 7 1MRK 511 305-UEN -LON Functions

52 670 series 2.0 IECCommunication Protocol Manual

Name Values (Range) Unit Step Default DescriptionMinRepIntVal14 0 - 3600 s 1 2 Minimum reporting interval input 14

MinRepIntVal15 0 - 3600 s 1 2 Minimum reporting interval input 15

MinRepIntVal16 0 - 3600 s 1 2 Minimum reporting interval input 16

7.1.5 Operation principleThe main purpose of the event function (EVENT) is to generate events when thestate or value of any of the connected input signals is in a state, or is undergoing astate transition, for which event generation is enabled.

Each EVENT function has 16 inputs INPUT1 - INPUT16. Each input can be givena name from the Application Configuration tool. The inputs are normally used tocreate single events, but are also intended for double indication events.

EVENT function also has an input BLOCK to block the generation of events.

The events that are sent from the IED can originate from both internal logicalsignals and binary input channels. The internal signals are time-tagged in the mainprocessing module, while the binary input channels are time-tagged directly on theinput module. The time-tagging of the events that are originated from internallogical signals have a resolution corresponding to the execution cyclicity ofEVENT function. The time-tagging of the events that are originated from binaryinput signals have a resolution of 1 ms.

The outputs from EVENT function are formed by the reading of status, events andalarms by the station level on every single input. The user-defined name for eachinput is intended to be used by the station level.

All events according to the event mask are stored in a buffer, which contains up to1000 events. If new events appear before the oldest event in the buffer is read, theoldest event is overwritten and an overflow alarm appears.

The events are produced according to the set-event masks. The event masks aretreated commonly for both the LON and SPA communication. The EventMask canbe set individually for each input channel. These settings are available:

• NoEvents• OnSet• OnReset• OnChange• AutoDetect

It is possible to define which part of EVENT function generates the events. Thiscan be performed individually for the SPAChannelMask and LONChannelMaskrespectively. For each communication type these settings are available:

1MRK 511 305-UEN - Section 7LON Functions

670 series 2.0 IEC 53Communication Protocol Manual

• Off• Channel 1-8• Channel 9-16• Channel 1-16

For LON communication the events normally are sent to station level at change. Itis possibly also to set a time for cyclic sending of the events individually for eachinput channel.

To protect the SA system from signals with a high change rate that can easilysaturate the event system or the communication subsystems behind it, a quotalimiter is implemented. If an input creates events at a rate that completely consumethe granted quota then further events from the channel will be blocked. This blockwill be removed when the input calms down and the accumulated quota reach 66%of the maximum burst quota. The maximum burst quota per input channel is 45events per second.

7.2 MULTICMDRCV and MULTICMDSND

Function description IEC 61850identification

IEC 60617identification

ANSI/IEEE C37.2device number

Multiple command and receive MULTICMDRCV - -

Multiple command and send MULTICMDSND - -

7.2.1 ApplicationThe IED provides two function blocks enabling several IEDs to send and receivesignals via the interbay bus. The sending function block, MULTICMDSND, takes16 binary inputs. LON enables these to be transmitted to the equivalent receivingfunction block, MULTICMDRCV, which has 16 binary outputs.

7.2.2 Design

7.2.2.1 General

The common behavior for all 16 outputs of the MULTICMDRCV is set to either oftwo modes: Steady or Pulse.

• 1 = Steady: This mode simply forwards the received signals to the binary outputs.• 2 = Pulse: When a received signal transitions from 0 (zero) to 1 (one), a pulse

with a duration of exactly one execution cycle is triggered on thecorresponding binary output. This means that no connected function blockmay have a cycle time that is higher than the execution cycle time of theparticular MULTICMDRCV instance.

Section 7 1MRK 511 305-UEN -LON Functions

54 670 series 2.0 IECCommunication Protocol Manual

7.2.3 Function block

IEC06000007-2-en.vsd

MULTICMDRCVBLOCK ERROR

NEWDATAOUTPUT1OUTPUT2OUTPUT3OUTPUT4OUTPUT5OUTPUT6OUTPUT7OUTPUT8OUTPUT9

OUTPUT10OUTPUT11OUTPUT12OUTPUT13OUTPUT14OUTPUT15OUTPUT16

VALID

IEC06000007 V2 EN

Figure 7: MULTICMDRCV function block

Table 19: MULTICMDRCV Input signals

Name Type Default DescriptionBLOCK BOOLEAN 0 Block of function

Table 20: MULTICMDRCV Output signals

Name Type DescriptionERROR BOOLEAN MultiReceive error

NEWDATA BOOLEAN New data is received

OUTPUT1 BOOLEAN Output 1

OUTPUT2 BOOLEAN Output 2

OUTPUT3 BOOLEAN Output 3

OUTPUT4 BOOLEAN Output 4

OUTPUT5 BOOLEAN Output 5

OUTPUT6 BOOLEAN Output 6

OUTPUT7 BOOLEAN Output 7

OUTPUT8 BOOLEAN Output 8

OUTPUT9 BOOLEAN Output 9

OUTPUT10 BOOLEAN Output 10

OUTPUT11 BOOLEAN Output 11

OUTPUT12 BOOLEAN Output 12

OUTPUT13 BOOLEAN Output 13

OUTPUT14 BOOLEAN Output 14

OUTPUT15 BOOLEAN Output 15

OUTPUT16 BOOLEAN Output 16

VALID BOOLEAN Output data is valid

1MRK 511 305-UEN - Section 7LON Functions

670 series 2.0 IEC 55Communication Protocol Manual

IEC06000008-2-en.vsd

MULTICMDSNDBLOCKINPUT1INPUT2INPUT3INPUT4INPUT5INPUT6INPUT7INPUT8INPUT9INPUT10INPUT11INPUT12INPUT13INPUT14INPUT15INPUT16

ERROR

IEC06000008 V2 EN

Figure 8: MULTICMDSND function block

7.2.4 SignalsTable 21: MULTICMDSND Input signals

Name Type Default DescriptionBLOCK BOOLEAN 0 Block of function

INPUT1 BOOLEAN 0 Input 1

INPUT2 BOOLEAN 0 Input 2

INPUT3 BOOLEAN 0 Input 3

INPUT4 BOOLEAN 0 Input 4

INPUT5 BOOLEAN 0 Input 5

INPUT6 BOOLEAN 0 Input 6

INPUT7 BOOLEAN 0 Input 7

INPUT8 BOOLEAN 0 Input 8

INPUT9 BOOLEAN 0 Input 9

INPUT10 BOOLEAN 0 Input 10

INPUT11 BOOLEAN 0 Input 11

INPUT12 BOOLEAN 0 Input 12

INPUT13 BOOLEAN 0 Input 13

INPUT14 BOOLEAN 0 Input 14

INPUT15 BOOLEAN 0 Input 15

INPUT16 BOOLEAN 0 Input 16

Table 22: MULTICMDSND Output signals

Name Type DescriptionERROR BOOLEAN MultiSend error

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56 670 series 2.0 IECCommunication Protocol Manual

7.2.5 SettingsTable 23: MULTICMDRCV Non group settings (basic)

Name Values (Range) Unit Step Default DescriptiontMaxCycleTime 0.050 - 200.000 s 0.001 11.000 Maximum cycle time between receptions

of input data

tMinCycleTime 0.000 - 200.000 s 0.001 0.000 Minimum cycle time between receptionsof input data

Mode SteadyPulsed

- - Steady Mode for output signals

tPulseTime 0.000 - 60.000 s 0.001 0.200 Pulse length for multi command outputs

Table 24: MULTICMDSND Non group settings (basic)

Name Values (Range) Unit Step Default DescriptiontMaxCycleTime 0.000 - 200.000 s 0.001 5.000 Maximum time interval between

transmission of output data

tMinCycleTime 0.000 - 200.000 s 0.001 0.000 Minimum time interval betweentransmission of output data

7.2.6 Operation principleThere are 10 instances of the MULTICMDSND function block. The first two arefast (8 ms cycle time) while the others are slow (100 ms cycle time). Each instancehas 16 binary inputs, to which 16 independent signals can be connected. Connectedsignals are sent through MULTICMDSND to the receiving equivalent,MULTICMDRCV, located on a different IED.

The MULTICMDRCV function block has 16 binary outputs, all controlled throughthe command block of one or many MULTICMDSND function blocks. There are60 instances of the MULTICMDRCV where the first 12 are fast (8 ms), and theothers are slow (100 ms). Additionally, the MULTICMDRCV has a supervisionfunction, which sets the output connector "VALID" to 0 (zero) if its block does notreceive any data within the time defined by tMaxCycleTime.

LON connections are established using LON network tool (LNT).

7.3 Synchronization alternatives

7.3.1 Synchronization via Serial Communication Module (SLM)On the serial buses (both LON and SPA) two types of synchronization messagesare sent.

1MRK 511 305-UEN - Section 7LON Functions

670 series 2.0 IEC 57Communication Protocol Manual

• Coarse message is sent every minute and comprises complete date and time,that is, year, month, day, hours, minutes, seconds and milliseconds.

• Fine message is sent every second and comprises only seconds and milliseconds.

The SLM module is located on the AD conversion Module (ADM).

7.4 Settings

Table 25: TIMESYNCHGEN Non group settings (basic)

Name Values (Range) Unit Step Default DescriptionCoarseSyncSrc Off

SPALONSNTPDNPIEC103

- - Off Coarse time synchronization source

FineSyncSource OffSPALONBINGPSGPS+SPAGPS+LONGPS+BINSNTPGPS+SNTPIRIG-BGPS+IRIG-BPPS

- - Off Fine time synchronization source

SyncMaster OffSNTP-Server

- - Off Activate IEDas synchronization master

TimeAdjustRate SlowFast

- - Fast Adjust rate for time synchronization

HWSyncSrc OffGPSIRIG-BPPS

- - Off Hardware time synchronization source

AppSynch NoSynchSynch

- - NoSynch Time synchronization mode forapplication

SyncAccLevel Class T5 (1us)Class T4 (4us)Unspecified

- - Unspecified Wanted time synchronization accuracy

Section 7 1MRK 511 305-UEN -LON Functions

58 670 series 2.0 IECCommunication Protocol Manual

Section 8 Glossary

8.1 Glossary

AC Alternating current

ACC Actual channel

ACT Application configuration tool within PCM600

A/D converter Analog-to-digital converter

ADBS Amplitude deadband supervision

ADM Analog digital conversion module, with timesynchronization

AI Analog input

ANSI American National Standards Institute

AR Autoreclosing

ASCT Auxiliary summation current transformer

ASD Adaptive signal detection

ASDU Application service data unit

AWG American Wire Gauge standard

BBP Busbar protection

BFOC/2,5 Bayonet fibre optic connector

BFP Breaker failure protection

BI Binary input

BIM Binary input module

BOM Binary output module

BOS Binary outputs status

BR External bistable relay

BS British Standards

BSR Binary signal transfer function, receiver blocks

BST Binary signal transfer function, transmit blocks

C37.94 IEEE/ANSI protocol used when sending binary signalsbetween IEDs

CAN Controller Area Network. ISO standard (ISO 11898) forserial communication

1MRK 511 305-UEN - Section 8Glossary

670 series 2.0 IEC 59Communication Protocol Manual

CB Circuit breaker

CBM Combined backplane module

CCITT Consultative Committee for International Telegraph andTelephony. A United Nations-sponsored standards bodywithin the International Telecommunications Union.

CCM CAN carrier module

CCVT Capacitive Coupled Voltage Transformer

Class C Protection Current Transformer class as per IEEE/ ANSI

CMPPS Combined megapulses per second

CMT Communication Management tool in PCM600

CO cycle Close-open cycle

Codirectional Way of transmitting G.703 over a balanced line. Involvestwo twisted pairs making it possible to transmitinformation in both directions

COM Command

COMTRADE Standard Common Format for Transient Data Exchangeformat for Disturbance recorder according to IEEE/ANSIC37.111, 1999 / IEC60255-24

Contra-directional Way of transmitting G.703 over a balanced line. Involvesfour twisted pairs, two of which are used for transmittingdata in both directions and two for transmitting clock signals

COT Cause of transmission

CPU Central processing unit

CR Carrier receive

CRC Cyclic redundancy check

CROB Control relay output block

CS Carrier send

CT Current transformer

CU Communication unit

CVT or CCVT Capacitive voltage transformer

DAR Delayed autoreclosing

DARPA Defense Advanced Research Projects Agency (The USdeveloper of the TCP/IP protocol etc.)

DBDL Dead bus dead line

DBLL Dead bus live line

DC Direct current

DFC Data flow control

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DFT Discrete Fourier transform

DHCP Dynamic Host Configuration Protocol

DIP-switch Small switch mounted on a printed circuit board

DI Digital input

DLLB Dead line live bus

DNP Distributed Network Protocol as per IEEE Std 1815-2012

DR Disturbance recorder

DRAM Dynamic random access memory

DRH Disturbance report handler

DSP Digital signal processor

DTT Direct transfer trip scheme

EHV network Extra high voltage network

EIA Electronic Industries Association

EMC Electromagnetic compatibility

EMF Electromotive force

EMI Electromagnetic interference

EnFP End fault protection

EPA Enhanced performance architecture

ESD Electrostatic discharge

F-SMA Type of optical fibre connector

FAN Fault number

FCB Flow control bit; Frame count bit

FOX 20 Modular 20 channel telecommunication system for speech,data and protection signals

FOX 512/515 Access multiplexer

FOX 6Plus Compact time-division multiplexer for the transmission ofup to seven duplex channels of digital data over optical fibers

FUN Function type

G.703 Electrical and functional description for digital lines usedby local telephone companies. Can be transported overbalanced and unbalanced lines

GCM Communication interface module with carrier of GPSreceiver module

GDE Graphical display editor within PCM600

GI General interrogation command

GIS Gas-insulated switchgear

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GOOSE Generic object-oriented substation event

GPS Global positioning system

GSAL Generic security application

GTM GPS Time Module

HDLC protocol High-level data link control, protocol based on the HDLCstandard

HFBR connectortype

Plastic fiber connector

HMI Human-machine interface

HSAR High speed autoreclosing

HV High-voltage

HVDC High-voltage direct current

IDBS Integrating deadband supervision

IEC International Electrical Committee

IEC 60044-6 IEC Standard, Instrument transformers – Part 6:Requirements for protective current transformers fortransient performance

IEC 60870-5-103 Communication standard for protection equipment. Aserial master/slave protocol for point-to-pointcommunication

IEC 61850 Substation automation communication standard

IEC 61850–8–1 Communication protocol standard

IEEE Institute of Electrical and Electronics Engineers

IEEE 802.12 A network technology standard that provides 100 Mbits/son twisted-pair or optical fiber cable

IEEE P1386.1 PCI Mezzanine Card (PMC) standard for local busmodules. References the CMC (IEEE P1386, also knownas Common Mezzanine Card) standard for the mechanicsand the PCI specifications from the PCI SIG (SpecialInterest Group) for the electrical EMF (Electromotive force).

IEEE 1686 Standard for Substation Intelligent Electronic Devices(IEDs) Cyber Security Capabilities

IED Intelligent electronic device

I-GIS Intelligent gas-insulated switchgear

IOM Binary input/output module

Instance When several occurrences of the same function areavailable in the IED, they are referred to as instances ofthat function. One instance of a function is identical toanother of the same kind but has a different number in the

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IED user interfaces. The word "instance" is sometimesdefined as an item of information that is representative of atype. In the same way an instance of a function in the IEDis representative of a type of function.

IP 1. Internet protocol. The network layer for the TCP/IPprotocol suite widely used on Ethernet networks. IP is aconnectionless, best-effort packet-switching protocol. Itprovides packet routing, fragmentation and reassemblythrough the data link layer.2. Ingression protection, according to IEC 60529

IP 20 Ingression protection, according to IEC 60529, level 20

IP 40 Ingression protection, according to IEC 60529, level 40

IP 54 Ingression protection, according to IEC 60529, level 54

IRF Internal failure signal

IRIG-B: InterRange Instrumentation Group Time code format B,standard 200

ITU International Telecommunications Union

LAN Local area network

LIB 520 High-voltage software module

LCD Liquid crystal display

LDCM Line differential communication module

LDD Local detection device

LED Light-emitting diode

LNT LON network tool

LON Local operating network

MCB Miniature circuit breaker

MCM Mezzanine carrier module

MIM Milli-ampere module

MPM Main processing module

MVAL Value of measurement

MVB Multifunction vehicle bus. Standardized serial busoriginally developed for use in trains.

NCC National Control Centre

NOF Number of grid faults

NUM Numerical module

OCO cycle Open-close-open cycle

OCP Overcurrent protection

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OEM Optical Ethernet module

OLTC On-load tap changer

OTEV Disturbance data recording initiated by other event than start/pick-up

OV Overvoltage

Overreach A term used to describe how the relay behaves during afault condition. For example, a distance relay isoverreaching when the impedance presented to it is smallerthan the apparent impedance to the fault applied to thebalance point, that is, the set reach. The relay “sees” thefault but perhaps it should not have seen it.

PCI Peripheral component interconnect, a local data bus

PCM Pulse code modulation

PCM600 Protection and control IED manager

PC-MIP Mezzanine card standard

PMC PCI Mezzanine card

POR Permissive overreach

POTT Permissive overreach transfer trip

Process bus Bus or LAN used at the process level, that is, in nearproximity to the measured and/or controlled components

PSM Power supply module

PST Parameter setting tool within PCM600

PT ratio Potential transformer or voltage transformer ratio

PUTT Permissive underreach transfer trip

RASC Synchrocheck relay, COMBIFLEX

RCA Relay characteristic angle

RISC Reduced instruction set computer

RMS value Root mean square value

RS422 A balanced serial interface for the transmission of digitaldata in point-to-point connections

RS485 Serial link according to EIA standard RS485

RTC Real-time clock

RTU Remote terminal unit

SA Substation Automation

SBO Select-before-operate

SC Switch or push button to close

SCL Short circuit location

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SCS Station control system

SCADA Supervision, control and data acquisition

SCT System configuration tool according to standard IEC 61850

SDU Service data unit

SLM Serial communication module.

SMA connector Subminiature version A, A threaded connector withconstant impedance.

SMT Signal matrix tool within PCM600

SMS Station monitoring system

SNTP Simple network time protocol – is used to synchronizecomputer clocks on local area networks. This reduces therequirement to have accurate hardware clocks in everyembedded system in a network. Each embedded node caninstead synchronize with a remote clock, providing therequired accuracy.

SOF Status of fault

SPA Strömberg Protection Acquisition (SPA), a serial master/slave protocol for point-to-point communication

SRY Switch for CB ready condition

ST Switch or push button to trip

Starpoint Neutral point of transformer or generator

SVC Static VAr compensation

TC Trip coil

TCS Trip circuit supervision

TCP Transmission control protocol. The most commontransport layer protocol used on Ethernet and the Internet.

TCP/IP Transmission control protocol over Internet Protocol. Thede facto standard Ethernet protocols incorporated into4.2BSD Unix. TCP/IP was developed by DARPA forInternet working and encompasses both network layer andtransport layer protocols. While TCP and IP specify twoprotocols at specific protocol layers, TCP/IP is often usedto refer to the entire US Department of Defense protocolsuite based upon these, including Telnet, FTP, UDP andRDP.

TEF Time delayed earth-fault protection function

TM Transmit (disturbance data)

TNC connector Threaded Neill-Concelman, a threaded constant impedanceversion of a BNC connector

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TP Trip (recorded fault)

TPZ, TPY, TPX,TPS

Current transformer class according to IEC

TRM Transformer Module. This module transforms currents andvoltages taken from the process into levels suitable forfurther signal processing.

TYP Type identification

UMT User management tool

Underreach A term used to describe how the relay behaves during afault condition. For example, a distance relay isunderreaching when the impedance presented to it isgreater than the apparent impedance to the fault applied tothe balance point, that is, the set reach. The relay does not“see” the fault but perhaps it should have seen it. See alsoOverreach.

UTC Coordinated Universal Time. A coordinated time scale,maintained by the Bureau International des Poids etMesures (BIPM), which forms the basis of a coordinateddissemination of standard frequencies and time signals.UTC is derived from International Atomic Time (TAI) bythe addition of a whole number of "leap seconds" tosynchronize it with Universal Time 1 (UT1), thus allowingfor the eccentricity of the Earth's orbit, the rotational axistilt (23.5 degrees), but still showing the Earth's irregularrotation, on which UT1 is based. The CoordinatedUniversal Time is expressed using a 24-hour clock, anduses the Gregorian calendar. It is used for aeroplane andship navigation, where it is also sometimes known by themilitary name, "Zulu time." "Zulu" in the phoneticalphabet stands for "Z", which stands for longitude zero.

UV Undervoltage

WEI Weak end infeed logic

VT Voltage transformer

X.21 A digital signalling interface primarily used for telecomequipment

3IO Three times zero-sequence current.Often referred to as theresidual or the earth-fault current

3UO Three times the zero sequence voltage. Often referred to asthe residual voltage or the neutral point voltage

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www.abb.com/substationautomation

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