24 and 36 kv inductive voltage transformers for

THE ISRAEL ELECTRIC CORPORATION LTD. SPEC: STR-1356

ENGINEERING DIVISION Summary of Data

SUBSTATION PLANNING SECTOR

24 AND 36 kV INDUCTIVE VOLTAGE TRANSFORMERS

FOR SUBSTATIONS / SWITCHING STATIONS

SUMMARY OF DATA

1. MANUFACTURER/CONTRACTOR

Manufacturer's offered data and parameters should be filled in against Purchaser's

required values – as well as in the absence thereof under all relevant paragraphs in

the free columns on the right hand side.

A definite answer (yes or no) or appropriate comments shall be given to all other

requirements.

Name of Contractor: __________________________________________________

REQUIRED OFFERED

1.1 Contractor's name and address…………………..…

1.2 Manufacturer's name and address (if different from Contractor)………………………….

1.3 VT type (denomination):

1.3.1 Item 1…………………………………………………….. 1.3.2 Item 2……………………………………………………..

1.4 Contractor's offer number……………………………..

1.5 Validity of proposal……………………………………….

1.6 The offered types of VT (items 1, 2) are not a prototype, have a proven design and high experience in work (Contractor's declaration including reference list) ……………………………………………………….

1.7 List of main subcontractors or sub suppliers including name, address and status of quality assurance (QA), versus ISO 9001-2000 with attached copy of their QA certificate………………………………………………..

1.8 The Contractor is requested to fill in the offered data in the specification hard copy attached to the bid as well as in the specification "Word" format file on the compact disc. The a/m documents shall be attached to the bid at the proposal submission term…………..

THE ISRAEL ELECTRIC CORPORATION LTD ENGINEERING DIVISION SPEC: STR-1356 SUBSTATION PLANNING SECTOR Summary of Data

2

2. SERVICE CONDITIONS





requirements.


REQUIRED OFFERED

2.1 CLIMATIC CONDITIONS

2.1.1 Long periods without rain, alternating with high humidity as experienced in coastal or desert areas in this country………………………………………………

2.1.2 Permissible ambient air temperature: 2.1.2.1 Maximum (deg. C)……………………………………… +50 2.1.2.2 Minimum (deg. C)………………………………………. -5 2.1.2.3 Average value over a period of 24 hours not

exceeds …………………………………….……..(°C)

+35

2.1.3 Permissible humidity: 2.1.3.1 Low relative/absolute humidity (%//g/ m³)………….... 4/0.003 2.1.3.2 High relative/absolute humidity (%//g/ m³)………….. 100/36

2.1.4 Low/high air pressure (KPa)…………………………. 70/106

2.1.5 Rain intensity (mm/min)……………………………… 15

2.1.6 Keraunic level (thunderstorm) (lightning / km² year)

2.1.6.1 Maximum keraunic level…………………………….. 4 2.1.6.2 Minimum keraunic level……………………………… 0.1

2.1.7 Direct and continuous solar radiation for long period. Heating effects of solar radiation (W/m²)…..

1000

2.1.8 Maximum wind velocity measured 10 m above ground (bare area) at 3 sec duration considering a 50 years mean return period (m/sec)………………..

44


3

2. SERVICE CONDITIONS (cont.)


REQUIRED OFFERED

2.2 ENVIRONMENTAL CONDITIONS

2.2.1 Environmental parameters according to: ………….. IEC 60721

3-4

2.2.2 Severe atmospheric and industrial air pollution, dust, salt spray and sandstorms……………………..

2.2.3 Permissible altitude over the sea level (m)………… 1000

2.2.4 Water from sources other than rain: spraying water and water jets with water velocity (m/sec)………….

15

2.2.5 Chemically active substances according to……….. IEC 60721

Table 4-4C3

2.2.6 Mechanically active substances according to…….. IEC 60721

Table 5-4S3

2.2.7 Dust (suspension) (mg/ m³)…………………………. 15

2.2.8 Dust (sedimentation) (mg/ m³)……………………….. 40

2.2.9 Sand (mg/m³)………………………………………….. 1000

2.3 SEISMICITY ON THE SITE

2.3.1

The seismic design of the VT shall be based on the seismic qualification requirements stated in IEEE Std. 693. The required seismic qualification level shall be…….

Moderate level


4

2. SERVICE CONDITIONS (cont.)


REQUIRED OFFERED

2.4 ACCELERATION DURING TRANSPORTATION

2.4.1 Vibrations and shocks (non stationary vibrations including shocks). The expected accelerations on the equipment transported on roads to be considered:

2.4.1.1 Longitudinal (m/sec²)…………………………………... 2g 2.4.1.2 Transversal (m/sec²)……………………………….…... 1.2g 2.4.1.3 Vertical (m/sec²)………………………………………... 1.2g

2.5 OTHER REQUIREMENTS

2.5.1 The VT shall be vermin proof……………………….


5

3. RATINGS





requirements.


REQUIRED OFFERED

Item 1 Item 2

3.1 Rated primary voltage: IEC 61869

3.1.1 Item 1 (kV) …………………………………… 24/√3 © - 3.1.2 Item 2 (kV) …………………………………… 36/√3 © -

3.2 Rated secondary voltage:

3.2.1 Secondary winding № 1 (V) ………………. 110/√3 © 3.2.2 Secondary winding № 2 (V) …………….... 110/3 ©

3.3 Secondary windings and destination: 3.31 Secondary winding № 1 …………………... Counting and

measuring

3.3.2 Secondary winding № 2 …………………... Protection

3.4 Accuracy class of secondary windings: 3.4.1 Secondary winding № 1 …………………... 0.5 3.4.2 Secondary winding № 2 …………………... 3P

3.5 Rated output at a power factor of 0.8 lagging:

3.5.1 Secondary winding № 1 (VA) …………… 100 3.5.2 Secondary winding № 2 (VA) …………….. 100 3.5.3 Total simultaneous load in specified

accuracy class (VA) ................................ 200

3.6 Rated frequency (Hz)……………………… 50 ©

35.7 Rated voltage factor: 3.7.1 Continuous not less than …………………. 1.2 3.7.2 8 hours not less than ……………………… 1.9

3.8 Limits of temperature rise of VT shall be acc. to ………………………………………. Max. temperature rise stated in

IEC61869-1 table 5 shall be reduced by 10K (max. ambient temperature 50ºC)

IEC61869-1 Cl.6.4


6

3. RATINGS (cont.)


REQUIRED OFFERED

Item 1 Item 2

3.9 The temperature rise of windings at the specified voltage, at rated frequency and at rated burden shall not exceed (Kº) ……

3.10 The temperature rise of the oil at the top of the housing shall not exceed (Kº) ……..

3.11 Insulation requirements acc. to ………….. IEC61869-1 Cl.5.3

3.11.1 Rated lightning impulse withstand voltage for primary winding:

3.11.1.1 Item 1 (kV peak) …………………………… 125 © -

3.11.1.2 Item 2 (kV peak) …………………………… 170 © -

3.11.2 Rated power frequency withstand voltage for primary winding:

3.11.2.1 Item 1 (kV r.m.s) …………………………… 50 © -

3.11.2.2 Item 2 (kV r.m.s) …………………………… 70 © -

3.11.3 Rated power frequency withstand voltage for earthed terminal of primary winding (kV r.m.s) ..................................................

3

3.11.4 Partial discharge level shall not exceed:

3.11.4.1 At test voltage 1.2Um ((pC) ……………….. IEC61869-1 Table 3

3.11.4.2 At test voltage 1.2Um/√3 ((pC) ……………

3.11.5 Chopped lightning impulse withstand voltage for primary winding:

3.11.5.1 Item 1 (kV peak) …………………………… 145 -

3.11.5.2 Item 2 (kV peak) …………………………… 195 -

3.11.6 Rated power frequency withstand voltage for secondary windings and between windings (if applicable) (kV r.m.s) ………..

3


7

3. RATINGS (cont.)


REQUIRED OFFERED

Item 1 Item 2

3.11.7 Each winding shall fulfill its respective accuracy requirements within its output range, while at the same time other winding has an output of any value from 0 to 100% of the upper limit of the output range specified for the other winding …….

3.11.8 The VT shall be designed to withstand without damage when energized at rated voltage, the mechanical and thermal effects of an external short-circuit under conditions specified in subcl.2 above ……


8

4. TESTS





requirements.


REQUIRED OFFERED

4.1 TESTS - GENERAL

4.1.1 Contractor shall perform Production Tests to check the quality and uniformity of the workmanship and materials used in the manufacture of the VT……….

4.1.2 Tests shall be carried out according to requirements further specified and 4 (four) copies of the relevant test reports for the proposed type of equipment shall be submitted to Purchaser with the proposal………...

4.1.3 8 (eight) weeks prior to the execution of the routine tests (also special tests) the Contractor shall notify the Purchaser of the exact date of performing the test……………………………. ……………………….

4.1.4 The Contractor shall submit test data to prove that the design has the capability to meet all the ratings as specified in Annexure "B" as well as relevant test reports……………………………………………………

4.1.5 The Contractor shall prepare and submit an acceptance test plan according to this Specification at least 8 (eight) weeks before the testing……………

4.1.6 The Purchaser can require to carry out the tests in the presence of the Purchaser representatives……

4.1.7 The Contractor shall submit a list of all tests to be performed on site, after mounting of the equipment and during operation………………………………….

4.1.8 The Contractor shall indicate permissible tolerance

for each test value…………………………………….


9

4. TESTS (cont.)


REQUIRED OFFERED

4.1.9 Contractor shall submit with the test reports a list of all measuring instruments including their accuracy class and type, test equipment and test circuits, calibration certificate from authorized laboratory ……………………………………………...

4.1.10 The equipment can be delivered only after Purchaser's approval of all relevant routine test reports......................................................................

4.2 TYPE TESTS

4.2.1 Type tests from a neutral Laboratory authorized in accordance with ISO 17025 (e.g. KEMA) performed for the offered type of the equipment according to the provisions of the latest relevant issue of IEC Recommendations shall be submitted to Purchaser in 4 (four) copies with the proposal (tender)…………………………………………………

4.2.2 Purchaser can require from Contractor to perform again type tests that are not performed according to the requirements in this Specification……………

4.2.3 Type tests shall be performed for all offered types (Items 1, 2) of VT as defined in Appendix №1…….

4.3 ROUTINE TESTS

4.3.1 Contractor shall perform routine tests for all offered types (Items 1, 2) of VT according to provisions of the latest relevant issue of IEC Recommendations and submit all relevant test reports as defined in Appendix №1……………….....................................

©


01

4. TESTS (cont.)


REQUIRED OFFERED

4.3.2 Contractor shall submit the routine tests reports to Purchaser for approval in 4 (four) copies one month prior to delivery………………………………..

4.3.3 The equipment can be delivered only after approval of all routine test reports…………………..

4.4 SPECIAL TESTS

4.4.1 Contractor shall perform special tests for all offered types (Items 1, 2) of VT and submit all relevant test reports as defined in Appendix №1…..

4.4.2 The equipment can be delivered only after approval of all special test reports…………………..

4.5 ACCEPTANCE TESTS

4.5.1 In addition to the tests mentioned above Manufacturer shall perform the acceptance tests (if applicable) and supply test reports accordingly ….

4.6 EQUIPMENT QUALIFICATION TO PROVE SEISMIC WITHSTAND

4.6.1 The offered VT shall be analyzed to prove the seismic design. The equipment shall be qualified according to…………………………………………… Required seismic qualification level…………………

IEEE Std 693

Moderate

Level

4.6.2 After performing the analysis the Contractor shall submit for approval the calculation that demonstrate the anchorage requirements according to …………………………………………..

IEEE Std 693

A.1.4


00

5. DESIGN AND CONSTRUCTION





requirements.


REQUIRED OFFERED

Item 1 Item 2

5.1 GENERAL REQUIREMENTS

5.1.1 The VT shall be suitable for outdoor installation, single – phase, connected between phase and earth ………………………………………………….

©

5.1.2 The VT shall be capable of withstanding electrical, mechanical and thermal ratings of the specified systems ……………………………………………….

5.1.3 The VT shall be of proven design with established service operation …………………………………….

5.1.4 Field assembly of the VT should be done by bolting. Field welding is not acceptable ……………………..

5.1.5 All electrical safety clearances shall conform to IEC Recommendations as appropriate for the system conditions described under subcl.2 above ……….

5.1.6 VT type (oil-immersed, cast resin insulated) ……..

5.1.7 In case of oil-immersed type, the oil of the VT (before filling) shall have the characteristics accordingly to IECo specification in Appendix № 5. The Bidder is required to fill in al required data on pages 8 to 10 in Appendix № 5 …………………….

5.1.8 Amount of oil per single-phase VT (kg) …………..

5.1.9 Measures to achieve burst protection of VT shall be provided (description, mode of operation and drawings shall be included) ………………………...

5.1.10 Indicate whether the VT provided with pressure relief device…………………………………………


02

5. DESIGN AND CONSTRUCTION (cont.)

REQUIRED OFFERED

Item 1 Item 2

5.1.11 Type of pressure relief device……………………….. Number of attached drawing of pressure relief …….

5.1.12 Indicate whether the VT provided with oil level indicator ………………………………………………..

5.1.13 The VT shall be of a completely sealed type against any atmospheric influence and moisture penetration…………………………………………...... Indicate method of sealing……………………………

5.1.14 VT accessories and fittings:

5.1.14.1 Drain valve ………………………………………….....

5.1.14.2 Means of sampling the oil …………………………….

5.1.15 The VT shall be without wheels and minimum four mounting holes shall be provided on the transformer base ………………………………………

5.2 TERMINALS

5.2.1 Copper terminal on the line side shall be provided.

The primary terminal shall be connected directly to

the primary winding without any intermediate

connection …………………………………………….

Drawing of the connection between primary

terminal and primary winding ……………………….

5.2.2 Line terminal dimensions (mm)…………………….. According to the drawing ……………………………..

5.2.3 Maximum permissible conductor size connected to line terminal (mm²)………………………………………

5.2.4 Earth copper terminal marked with appropriate

graphical symbol shall be provided ………………….

Indicate type and dimensions ……………………….


03


REQUIRED OFFERED

Item 1 Item 2

5.2.5 The earthing connections shall be designed to withstand a short time (2 sec) current of (kA)……….

5.2.6 Surface contact of earth terminal (mm²)………………

5.2.7 Maximum permissible conductor size connected to earth terminal (mm²)……………………………………

5.3 INSULATOR

5.3.1 Indicate offered type of the bushing (liquid-filled bushing, compound-filled bushing, etc., - all in accordance with IEC-60137, subcl. 3, terms and definitions) ……………………………………………..

5.3.2 The insulator shall be porcelain type. Other types of the insulator (for example: composite type, porcelain protected by silicon rubber coatings) may be acceptable …………………………………………

5.3.3 Indicate offered type of the insulator

5.3.4 Manufacturer of the insulator ……………………….

5.3.5 Color of the insulator ……………………………….. Brown or grey

5.3.6 The insulator shall be provided with hydrophobic coating ………………………………………………… The hydrophobic coating shall be suitable for the service conditions as described under subcl.2 above …………………………………………………..

5.3.7 The insulator shall be of the alternate sheds type or normal sheds type permitting easy access for cleaning to all surfaces……………………………….


04


REQUIRED OFFERED

Item 1 Item 2

5.3.8 Heavy duty, high grade, high creepage path type, insulator for outdoor and indoor installation, suitable for the service conditions as described under subclause 2 (pollution zone III as defined by IEC 60815) shall be provided…………………… In case the polymer type insulator is offered, the Bidder shall submit all relevant test reports from the neutral Laboratory authorized in accordance with ISO 17025 (e.g. KEMA), to prove that the offered polymer material is suitable for the service conditions as described under sub clause 2 ……

5.3.9 The insulator shall be only "windformed" type, not drop shaped type……………………………………..

5.3.10 Indicate all relevant dimensions and details on the enclosed drawings (pages 18, 19, 20, 21). Please supply with the proposal the Manufacturer's insulator drawing………………………………………

5.3.11 The material used in attaching the flange to porcelain insulator shall be such as to form a slanted circular zone at the upper part of the flange and above it so as not to permit water accumulation (see drawing on page 20). Any change in shape with aging of material in that zone shall be unacceptable. Manufacturer is required to send drawing and to give details about type of materials used (bonding material, primer, final paint, etc.)………………………………………………

5.3.12 Minimum phase to ground external creepage distance (25 mm/kV): Item 1 (mm)……………………………………………. Item 2 (mm)…………………………………………….

600 900

-

-

5.3.13 Arcing distance not less than (mm) ………………. In case of lower values than 350 mm the impulse

and power frequency test reports for offered

insulators shall be provided to prove that the

insulation withstand conditions are fulfilled………..

350


05


REQUIRED OFFERED

Item 1 Item 2

5.3.14 Failing load bending (F) (N)………………………

5.3.15 Guaranteed mean value of failing load (120% F) not less than (N)……………………………………

5.3.16 Torsional strength (Nm)……………………………

5.4 STRESSES ON MOUNTED VOLTAGE TRANSFORMER

5.4.1 Permissible values of loading on the terminal:

5.4.1.1 Service load (sum of all loads occurring simultaneously in service: conductor pull, conductor weight, wind pressure on conductor) in any direction in space not less than (N)………… In case this load value is not applicable in any direction in space, please explain reason………..

5.4.1.2 Testing load for 60 sec., applied to the midpoint of the terminal, perpendicularly to the insulator axis (N) ………………………………………………

5.4.1.3 Short time load (sum of all loads occurring simultaneously in case of service and short-circuit) in any direction in space not less than (N)

5.4.2 Operating pressure of the pressure relief device (N/cm²)………………………………………………

5.4.3 Ratio between operating pressure of the pressure relief device and bursting pressure of porcelain…

5.4.4 Wind load at wind velocity 44 m/sec acc. to……..

5.4.5 Recommended rope pull (N)………………………

5.5 SECONDARY TERMINAL BOX

5.5.1

All wirings for connection to Purchaser's cables shall be terminated at terminal blocks enclosed in a terminal box having environmental protection degree ………………………………….

IP5XW


06


REQUIRED OFFERED

Item 1 Item 2

5.5.2

The bottom of the secondary terminal box shall be equipped with a removable plate. This plate shall be drilled for cable glands by the Purchaser in the construction stage ……………..

5.5.3 Wiring shall comply with IECo standard EPD-A.03 (see Appendix № 4) …………………..

5.5.4 The Purchaser reserve himself the right to give his amendments during approval of the electrical drawings ……………………………………………

5.6 CORE AND WINDINGS

5.6.1 Material and cross section of primary winding (mm2) ………………………………………………..

5.6.2 Material and cross section of secondary windings (mm2) …………………………………….

5.6.3 Material of core ……………………………………. Inductance (H) …………………………………….

5.7 NAMEPLATE

5.7.1 Each VT shall be provide with corrosion proof and clearly legible nameplate of suitable material including the data indicated in……………………

IEC60044-2

Clause 11.1

5.7.2 In addition the following data shall be provided: - A diagram showing the use of each

secondary winding and its corresponding terminal marking ……………………………

- Date of manufacture……………………….. - Name and number of standard……………

5.7.3 The nameplate shall be subject to Purchaser's approval……………………………………………


07


REQUIRED OFFERED

Item 1 Item 2

5.8 DIMENSIONS AND WEIGHTS

5.8.1 Number of attached dimensions drawing………

5.8.2 Minimum clearances for correct operation: - Between VT phase-axes (mm)………… - Between VT phase-axis and earthed

metal (mm)…………………………………. - Between VT phase-axis and other

equipment (mm) …………………………

5.8.3 Net weight of complete voltage transformer (kg).


08

ALTERNATE-SHEDS TYPE INSULATOR

REQUIRED ITEMS 1,2

OFFERED

ITEM 1 ITEM 2 S-S1 > S1 S-S1 = S-S1 =

P1-P2 ≥ 15 mm P1-P2 = P1-P2 =

S1/P1 ≥ 0.8 S1/P1 = S1/P1 =

C = mm C = C =

a > 5° a = a =

P.F. > 0.7 P.F = P.F =

Kd = 1 Kd = Kd =

Dm < 300 mm Dm = Dm =

l = 25 mm/kV l = l =

L ITEM1 = 600 mm L ITEM1 = - -

L ITEM2 = 900 mm - - L ITEM2 =

C.F. (L/A) ≤ 4 C.F.(L/A) = C.F.(L/A) =

ld1/ d1 ld1/ d1 = ld1/ d1 =

ld2/ d2 ld2/ d2 = ld2/ d2 =

Kd = Factor to increase the creepage distance

Dm = (De1+De2+2Di)/4

l = Minimum specific creepage distance per phase (related to highest system voltage phase to phase)

L = Phase to ground external creepage distance

A = Arcing distance.

P.F. = Profile factor (2P1+2P2+S)ld2

C.F. = Creepage factor (L/A)


09

NORMAL-SHEDS TYPE INSULATOR

REQUIRED ITEMS 1,2

OFFERED

ITEM 1 ITEM 2 S/P ≥ 0.8 S/P = S/P =

C = mm C = C =

a > 5° a = a =

P.F > 0.7 P.F = P.F =

Kd = 1 Kd = Kd =

Dm < 300 mm Dm = Dm =

l = 25 mm/kV l = l =

L ITEM1 = 600 mm L ITEM1 = - -

L ITEM2 = 900 mm - - L ITEM2 =

C.F. (L/A) ≤ 4 C.F.(L/A) = C.F.(L/A) =

ld/ d ld/ d = ld/ d =


Dm = (De +Di)/2



A = Arcing distance.

P.F. = Profile factor (2P+S)ld

C.F. = Creepage factor (L/A)


21

No MATERIALS DETAILS

1. BONDING MATERIAL

2. PRIMER

3. FINAL PROTECTIVE PAINT

4. FLANGE MATERIAL

5. OTHER MATERIALS


20

COMPOSITE INSULATOR

REQUIRED ITEMS 1,2

OFFERED

ITEM 1 ITEM 2 S/P > 0.75 – 0.8 S/P = S/P =

C = mm C = C =

a 12° a = a =

Kd = 1 Kd = Kd =

Dm < 300 mm Dm = Dm =

l = 25 mm/kV l = l =

L ITEM 1 = 600 mm L ITEM 1 = - -

L ITEM 2 = 900 mm - - L ITEM 2 =

L/A < 4 L/A = L/A =

ld/ d ld/ d = ld/ d =

Dti mm Dti = Dti =

Dte mm Dte = Dte =

Di mm Di = Di =

De mm De = De =


Dm = (De +Di)/2; for 300mm < Dm < 500mm, kd=1.1



A = Arcing distance


22

6. DELIVERY, PACKING, SHIPMENT AND STORAGE





requirements.


REQUIRED OFFERED

6.1 With regard to the shipment and handling of all equipment to be provided by the Contractor to the Purchaser, Contractor shall be responsible for ensuring that shipment and handling shall be wholly in the conformance with Article B of IECo General Conditions for Equipment and Material Purchases attached to this Specification as Annexure "A"…

6.2 In addition to the provision of the General Conditions Annexure "A", Contractor shall package all shipment in such manner as required to prevent any damage to the equipment during prolonged storage (2-3 years) under the climatic and environmental conditions described under subcl.2 above……...............................................................................

6.3 Any components or accessories not included in the main shipment shall be shipped by Air Mail, by Air Express or by Air Freight, at Contractor's expense.. ………………………

6.4 Taking into account the specific climatic conditions described under subcl.2 the Contractor shall indicate:

6.4.1 The requirements for prolonged storage before erection…

6.4.2 The maximum allowed storage time not energized without equipment damage (months)…………………………………

6.5 All items should have their lifting, jacking and haulage points …………………………………………………………….

6.6 The spare parts and special tools shall be packed separately and a detailed packing list shall be sent…………

6.7 All components or accessories shipped dismantled for field assembly shall be suitably tagged to show its identification. Tags shall be exceptionally durable and security tied to items by wire or other approved methods……………………

6.8 Contractor shall include a Bill of Materials with a shipment to enable the Purchaser to determine if all disassembled items have been received……………………………………………


23

6. DELIVERY, PACKING, SHIPMENT AND STORAGE (cont.)


REQUIRED OFFERED

6.9 Contractor shall submit prior to erection a detailed tabulation of all field mounted items with at least the following information:

6.9.1 Contractor's shop order number (if any)………………………

6.9.2 Number of items…………………………………………………

6.9.3 Manufacturer and/or Supplier (if other than Contractor)……

6.9.4 Type or catalog number, if listed…………………………………

6.9.5 Short description including service and on what device it is mounted…………………………………………………………

6.9.6 Shipping date………………………………………………………

6.9.7 Shipping details……………………………………………………

6.10 A three direction shock indicator calibrated for 10g acceleration non-resettable type shall be provided in each crate............................…………………………………………………

6.11 Dimensions of the packing crate (LxWxH m)…………………

6.12 Recommended slings length for packing crate (m)……………

6.13 Shipping weight of packing crate (ton)……………....................

6.14 Shipping volume of packing crate (m³)…………………………..

6.15 Contractor shall supply 3 (three) months before the shipment of the equipment 5 (five) sets of the complete Bill of Materials to enable checking and identifying of the equipment upon receipt of the same

6.16 Each item shall be separately packed and the destination clearly marked........................................................................

6.17 Each packing crate shall have a packing list and in addition shall be marked with following information:

6.17.1 Descriptive name(s) of equipment or supplies contained…

6.17.2 Quantity packed in a crate………………………………………

6.17.3 Serial numbers, if any, of the equipment contained……………

6.17.4 Contract (order) number………………………………………….

6.17.5 Contractor's name and address (city, state, and country)…..

6.17.6 Gross weight of container………………………………………..

6.17.7 Complete destination marking……………………………………

6.17.8 Indication in which position (horizontal or vertical) the equipment has to be transported………………......................

6.17.9 The Contractor shall submit with the technical proposal 1 (one) unit of each proposed type of the voltage transformer (items 1 and 2) for carrying out the sample tests in the Purchaser's laboratory ©.


24

7. COMMISSIONING





requirements.


REQUIRED OFFERED

7.1 Contractor shall be responsible for the commissioning of all equipment covered under his contract in case it will be requested by Purchaser………………………………………………

7.2 Contractor shall prepare and submit three months prior to the start of commissioning, a Commissioning Program for approval by Purchaser…………………………………………………

7.3 The Commissioning Program shall include indications for:

7.3.1 Commissioning inspection to detect faults which have occurred during transportation, storing or assembly at its final location……………………………………………………………..

7.3.2 Preparation for use and procedures to describe the activities required to prepare systems for testing and operation………………………………………………………………..

7.3.3 Checking of rated data, connection, loading etc. of the equipment and necessary interface with the equipment supplied by others……………………………………………………...

7.3.4 Testing as detailed in tests on site program including: - the test objective……………………………………………… - test intent ..……………………………………………………. - required performance data…………………………………… - prerequisites…………………………………………………… - sequence of activities………………………………………… - acceptance criteria…………………………………................

7.3.5 Putting the equipment into service……………………………

7.3.6 Final check………………………………………………………

7.3.7 The critical limits of each criteria for which the equipment should be drawn out from service.......................................

7.4 Changes and modifications to the Commissioning Program shall also be approved by Purchaser………………

7.5 Commissioning results shall be witnessed by the Purchaser and documented on forms to be agreed upon by the Contractor. The record shall include other such as omissions or unsatisfactory test results……………………


25

7. COMMISSIONING (cont.)


REQUIRED OFFERED

7.6 The Contractor shall maintain an up to date record of all inspections and tests, which shall be handed over to Purchaser at the completion of the site testing and commissioning………………………………………………………..

7.7 The Purchaser shall be responsible for connection and disconnection of the equipment to and from system, including first energization, but with the advice and technical assistance of the Contractor (if required)………...

7.8 The Contractor shall be responsible for supplying commissioning personnel with a good knowledge in all relevant operations prior and for commissioning and will be requested to submit a list giving name, experience and proposed duration on site…………………………………….

7.9 The Contractor shall be responsible for safety of personnel, ours or his own, involved in commissioning and shall take all possible precautions and be fully aware of dangers involved in testing. Contractor's personnel should also be ensured against death, personal accident and health while in Israel and be covered by Employers Liability Insurance applicable in their country of origin…. …

7.10 Major failure or damage to equipment will require either its return to the factory or assignment of a special crew to carry out repairs………………………………………………………..

7.11 Commissioning personnel shall repair minor failure ………

7.12 All expensive (including transport to factory and return) in connection with damages and repairs as described above shall be paid by Contractor……………………………………….

7.13 Indicate if supervision of erection or commissioning by Contractor is necessary………………………………………

7.14 Confirm validity of the warranty period also in case that the erection and commissioning will be performed by Purchaser without Contractor supervision…………………


26

8. QUALITY CONTROL





requirements.


REQUIRED OFFERED

8.1 The Bidder shall submit with his proposal a preliminary Inspection and Test Plan (I&T Plan)….........................................

8.2 A mutually agreed I&T Plan, including witness and hold points, shall be agreed between Purchaser and Contractor. Any subsequent alteration to his program shall require the Purchaser's agreement, prior to start to any work affected by these alterations……………………………………………...

8.3 Tests and Inspection certificates as required in the Specification and the applicable standards, shall be submitted immediately following their generation. The certificates shall be original, signed by Contractor and contain actual measured values…................................................

8.4 Any equipment non-conformance to drawings, Specification or other purchase order requirements which are considered by the Contractor as "acceptable as is" or "for repair", shall be submitted to the Purchaser for approval, with their recommended disposition. All such non-conformances shall be approved by Purchaser, shall be documented, and a copy of the approval shall accompany each shipment…….

8.5 All materials used in the manufacture of the equipment shall conform to the Specification, approved drawings and accepted standards……………………………………………...


27

9. OPERATION, MAINTENANCE AND INSPECTION





requirements.


REQUIRED OFFERED

Item 1 Item 2

9.1 Necessary maintenance work (indicate details)………

9.2 Number of months under normal service conditions between successive checking of :

9.2.1 Oil leakage (months)………………………………………

9.2.2 Grade of pollution (months)………………………………

9.2.3 Other (indicate details) …………………………………...

9.3 Number of months between successive cleaning of insulators ……………………………………………………………..

9.4 Number of months between successive oil replacement ……………………………………………….

9.5 Number of months between successive cleaning, painting and rust proofing of metal parts ……………….

9.6 Time under service conditions before an overhaul is required (if applicable) …………………………………………..

9.7 Expected man-hours required for periodical inspection and maintenance (man-hours)………………………………

9.8 Expected life duration of the offered VT (years)……...

9.9 The VT shall be designed for live-washing (automatic and manual) taking into account service conditions described under subcl.2 above …………………

9.10 A complete set of tools for maintenance and repair work (if applicable) shall be provided together with relevant drawings or photos and full instructions for use in English………………………………………………


28

9. OPERATION, MAINTENANCE AND INSPECTION (cont.)

REQUIRED OFFERED

Item 1 Item 2

9.11 Manufacturer shall ensure spare parts (if applicable) for the delivered equipment for a period of life duration

9.12 Manufacture shall ensure training course for IEC erection and operating people……………………………


29

10. TECHNICAL DOCUMENTS TO ACCOMPANY THE PROPOSAL





requirements.


REQUIRED OFFERED

10.1 All data, nameplates and descriptive materials shall be in English or Hebrew. Dimensions and weights shall be shown in metric units. Indicate for all requirements, number of drawing, catalogues or other documents………………………..

10.2 The proposal shall include, at least, the following documents:

10.2.1 Dimension drawings giving principal dimensions…………………

10.2.2 Description of the principles of operating of the VT under various operating conditions……………………………………..

10.2.3 Description of pressure relief and sealing arrangement………

10.2.4 Drawing of cross section of the voltage transformer…………

10.2.5 Description and drawing of insulator from Manufacturer………

10.2.6 Drawing of line and earth terminals……………………………...

10.2.7 Drawing of nameplate……………………………………………..

10.2.8 Drawing of pressure relief ………………………………………..

10.2.9 Drawing of the connection between the primary terminal and primary winding ……………………………………………………

10.2.10 Manufacturer proposal for connection of the line terminal to the HV busbar ……………………………………………………..

10.2.11 Certificate for insulating oil (Appendix № 5, pages 8 to 10) …..

10.2.12 Construction, mode of operation, mounting, connection arrangement and checking of the VT……………………………

10.2.13 Type and special tests reports (authority, number and date) for offered type of VT, including test circuit, instruments used and description of method, calibration certificate ……………...

10.2.14 Type and special tests reports (authority, number and date) for offered type of insulator, including test circuit, instruments used and description of method………………………………….

10.2.15 Example of routine test report for offered type of VT, including test circuit, instruments used and description of method ……..

10.2.16 Reliability, availability, maintainability and safety (RAMS) report (Appendix № 3)……………………………………………

10.2.17 Customer list for the last five years, with sum for each year (type, rated voltage, rated discharge current, number of units, date of supply, Purchaser)………………………………………..

10.2.18 A list of all items to be shipped separately for field assembly……………………………………………………………


31

10. TECHNICAL DOCUMENTS TO ACCOMPANY THE PROPOSAL (cont.)


REQUIRED OFFERED

10.2.19 A list of recommended special tools and instruments necessary for assembling of the VT…………………………….

10.2.20 A list of recommended spare parts (including total quantities) for the amount of VT indicated in this Specification………….

10.2.21 A list of all parts which could wear out after expiration of the warranty period, after 5 years and 10 years of operating according to Manufacturer or users experience………………..

10.2.22 General instruction book for storage, erection, operating and maintaining…………………….…………………………………………

10.2.23 A list of Quality Assurance Standards and Quality Assurance Manual………………………………………………………………

10.2.24 Certificate for approval of the Quality Assurance System according to ISO 9001 Standard given by an Authorized Inspection Agency…………………………………………………………..

10.2.25 Quality plan during manufacture……………………………………

10.2.26 Acceptance test procedures for materials and sub-assembles

10.2.27 Inspection and test procedures…………………………………...

10.2.28 Non-conformance and corrective action procedures……………..

10.2.29 Design control procedures………………………………………...

10.2.30 Qualification of subcontractor's procedures……….......................

10.2.31 List of qualified suppliers of the most important parts and components…………………………………………………………

10.2.32 Recommendations for transport on roads and on site……………

10.2.33 Recommendations for prolonged (2-3 years) storage before erection, taking into consideration the specific conditions under clause 9.1 Annexure B...................................................

10.2.34 Details of shock indicator………………………………………….

10.3 All technical documents shall be submitted in 4 (four) copies and four (4) compact discs in word format (dwg. format for drawings) …………………………………………………………...

10.4 A proposal not including the documents mentioned above can be rejected………………………………………………………………

10.5 Contractor may be required to send his representative to discuss and/or explain parts of his proposal with IECo's representatives……………………………………………………………….


30

11. TECHNICAL DOCUMENTS AFTER NOTIFICATION OF AWARD





requirements.


REQUIRED OFFERED

11.1 All data, nameplates and descriptive materials shall be in English or Hebrew. Dimension and weights shall be shown in metric units. All descriptive materials (lists, instruction books, etc.) should be numbered and dated for easy identification and reference purposes. Indicate for all requirements, number of drawing, catalogues or other documents……………………

11.2 After notification of award, Contractor shall within 30 (thirty)days of date of award, submit to the Purchaser for approval 4 (four) sets of prints and four (4) compact discs in word format (dwg. format for drawings) covering the following information:

11.2.1 Outline drawing of VT including all necessary details for mounting such as fixing holes, size and material of primary and earthing terminals, weight, permissible static and dynamic forces………………………………………………........

11.2.2 Sectional view through the complete VT showing the arrangement and details of pressure relief device, method of sealing and prevention of internal condensation etc. as well as materials used……………………………………………………………

11.2.3 Line and earth terminals details (material, shape, cross-section) …………………………………………………………….

11.2.4 Description and Manufacturer's insulator drawing ……………

11.2.5 Schematic and detailed wiring drawings .................................

11.2.6 Technical catalogs of VT…………………………………………..

11.2.7 Nameplate drawing with all data fulfilled………………………

11.2.8 Bill of materials……………………………………………………

11.2.9 Shipping assembly drawing with overall size and weight……

11.2.10 Final list of all subcontractors and sub suppliers including name, address and a copy of their Quality Assurance Certificate……………………………………………………………………

11.2.11 Instructions manuals, technical directives, drawings and any other relevant descriptive materials which shall contain all information required for the mounting, commissioning, operation, maintenance, periodic checking and repair of offered VT…………………………...


32

11. TECHNICAL DOCUMENTS AFTER NOTIFICATION OF AWARD (cont.)


REQUIRED OFFERED

11.3 Purchaser reserves himself the right to require all necessary additional data, descriptions, drawings, etc. that may contribute in completing information supplied by Manufacturer about the equipment………………………………………………………………………..

11.4 If the prints are returned by the Purchaser and stamped "approved except as noted", Contractor shall make corrections per Purchaser's marking and shall resubmit required copies of the correct documents as stated above…………………………..

11.5 In addition to the drawing requirements, Contractor shall furnish a comprehensive outline as to extent of field fabrication required, disassembling, reassembling, cleaning, checking, inspection, painting, testing, etc. required to be done by the Erector………………………………………………………………..

11.6 After notification of award, Contractor shall within 60 (sixty)days of date of award, submit to the Purchaser 5 (five) sets of prints of Quality Assurance Manual including a full description of Contractor's Quality Assurance program……………………………….

11.7 Contractor shall furnish the following Quality Control documentation:

11.7.1 Inspection and Test Plan included in Contractor's Quality plan

11.7.2 Quality Control Procedures…………………………………………

11.7.3 Testing procedures as per applicable standards…………...........

11.7.4 Non-conformance's procedures……………………………………

11.7.5 List of sub-suppliers of the most important parts and components ………………………………………………………….

11.7.6 Inspection and Test certificates……………………………………

11.8 Routine test reports shall be submitted for approval 1 (one) month before delivery, in 4 (four) copies………………………… The shipment cannot be realized before test approval………….

11.9 Commissioning program shall be supplied for approval in 4 (four) copies, 3 (three) months before delivery………………….

11.10 Contractor is free to supply any additional information considered necessary for clarifying various aspects of erection, operation, maintaining, checking, etc……………………………..

11.11 All documents and drawings shall be provide with: Purchaser name…………………………………………………….. Project name………………………………………………………… Unit serial number…………………………………………………… Purchaser's order number………………………………………….. Specification number……………………………………………….. Supplier's order number…………………………………………….


33

12. SPARE AND RENEWAL PARTS


12.1 The Contractor shall indicate in the Proposal the life duration of the VT and the

normal replacement cycle.

12.2 The Contractor shall include in its technical proposal a detailed list of spare

parts, recommended for:

- The short term: start-up, commissioning and until expiration of the warranty

period.

- The long term: spare parts for periods of 5 (five) and 10 (ten) years after the

end of the warranty period.

12.3 The catalog and the lists shall include for each item:

- Item description and item designation.

- Likelihood that the part will be required for replacement during each relevant

period (short term, long term).

- Name of Contractor and Manufacturer.

- Necessary catalogue data for separate order.

- Optimal stocking level.

- If the supply is from the stock or by manufacturing after order.

- Lead time before supply (including transport time to Israel).

- Price.

12.4 All Spare Parts shall be new and unused in all cases.

The Purchaser reserves the right to purchase said parts directly from the

Manufacturer or from another subcontractor.

The Contractor warrants that spare and renewal parts shall be available for at

least ten (10) years after supplying of the VT.

The Contractor guarantees that all the Spare Parts features will be according to

its catalogue and that the catalogue is periodically updated.

The Contractor shall give hereunder tree lists of recommended spare parts.


34

12. SPARE AND RENEWAL PARTS (cont)

Spare Part List

Name of Contractor: _______________________________________

Spare Part

Name & №

Manufac-turer's Name

Spare Part

Purpose

Probability Of Failure

Technical Data

Is It In Stock

(y/n)

Supply Time After

Ordering

For short term (start-up, commissioning and until expiration of the warranty

period).

For 5 (five) years after the end of warranty.

For 10 (ten) years after the end of warranty.


35

13. SPECIAL TOOLS


Contractor shall give here a list of recommended special tools for assembly and

maintenance.

24 and 36 kv inductive voltage transformers for

Documents