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MECON LIMITED REGD. OFF: RANCHI 834002 STANDARD TECHNICAL SPECIFICATION OIL & GAS SBU, DELHI TITLE AIR CONDITIONING AND VENTILATION SYSTEM DOCUMENT NO. Page 1 of 16 MEC/TS/05/E9/035 REVISION : 0 EDITION : 1 DISTRIBUTION LIST OF CONTROLLED COPIES SL. COPY NO. DISTRIBUTION NO. 1. 01 ED I/C 2. 02 MRR, Delhi 3. 03 ED (OIL & GAS)

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Technical Specification for HVAC system

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MECON LIMITEDREGD. OFF: RANCHI 834002

STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

DOCUMENT NO. Page 1 of 16

MEC/TS/05/E9/035 REVISION : 0

EDITION : 1

DISTRIBUTION LIST OF CONTROLLED COPIES

SL. COPY NO. DISTRIBUTION NO. 1. 01 ED I/C

2. 02 MRR, Delhi

3. 03 ED (OIL & GAS)

APPROVED BY: ISSUE DATE ISSUED BY

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MECON LIMITEDREGD. OFF: RANCHI 834002

STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

DOCUMENT NO. Page 2 of 16

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APPROVED BY: ISSUE DATE ISSUED BY

SPECIFICATION

FOR

AIR CONDITIONING AND

VENTILATION SYSTEM

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MECON LIMITEDREGD. OFF: RANCHI 834002

STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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APPROVED BY: ISSUE DATE ISSUED BY

SPECIFICATION NO. - MEC/TS/05/E9/E/035, R-0

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MECON LIMITEDREGD. OFF: RANCHI 834002

STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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2. 02 MRR, Delhi

3. 03 ED (OIL & GAS)

APPROVED BY: ISSUE DATE ISSUED BY

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MECON LIMITEDREGD. OFF: RANCHI 834002

STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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APPROVED BY: ISSUE DATE ISSUED BY

(ELECTRICAL SECTION)MECON LIMITED

DELHI 110 092

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MECON LIMITEDREGD. OFF: RANCHI 834002

STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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MECON LIMITEDREGD. OFF: RANCHI 834002

STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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CONTENTS

Sl. No. Description

1.0 SCOPE

2.0 CODES AND STANDARDS

3.0 ENVIORMENTAL REQUIREMENTS

4.0 TECHNICAL DATA

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STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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5.0 EQUIPMENT AND SYSTEM DESCRIPTION

6.0 TESTS

7.0 DOCUMENTATION

8.0 SHIPPING

9.0 SPARE PARTS AND SPECIAL TOOLS

10.0 DATA SHEET

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MECON LIMITEDREGD. OFF: RANCHI 834002

STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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APPROVED BY: ISSUE DATE ISSUED BY

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MECON LIMITEDREGD. OFF: RANCHI 834002

STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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2. 02 MRR, Delhi

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APPROVED BY: ISSUE DATE ISSUED BY

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MECON LIMITEDREGD. OFF: RANCHI 834002

STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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APPROVED BY: ISSUE DATE ISSUED BY

PREPARED BY: CHECKED BY: APPROVED BY: REVISION ISSUE DATE :

(Vinay Nagvanshi) (B.R.Satpathy) (D.G. Majumder) 0 Jun, 2013

AMENDMENT STATUS

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STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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Sl. No.

Clause / Paragraph / Annexure / Exhibit / Drawing Amended

Page No.

Revision Date By

(Name)

Verified

(Name)

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STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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Sl. No.

Clause / Paragraph / Annexure / Exhibit / Drawing Amended

Page No.

Revision Date By

(Name)

Verified

(Name)

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STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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Sl. No.

Clause / Paragraph / Annexure / Exhibit / Drawing Amended

Page No.

Revision Date By

(Name)

Verified

(Name)

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STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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1.0 SCOPE

This specification covers the Air conditioning and Ventilation design, Engineering, Manufacturing, painting, inspection & testing at manufacturer’s works and delivery to site inclusive of packing and transportation and commissioning at site as per this specification & data sheet and performance guarantee of Air Conditioning and Ventilation Systems. The equipment offered shall be complete in all respects. Any material or accessories, which may not have been specifically mentioned in the specifications but which are usually necessary for satisfactory, safe, trouble free, operation shall be provided without any extra charges.

2.0 CODES AND STANDARDS

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STANDARD TECHNICAL SPECIFICATION

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TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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All equipment, systems and practices shall conform to those contained in the following publications, norms/guidelines, standards, acts and rules.

- Publications of Bureau of Indian standards (BIS)- American Conference of Governmental Industrial Hygienists (ACGIH) publication

USA.- Interplant standard specifications (IPSS) for steel plants.- Publications of International standards organization (ISO).- VDI stipulation of vibration level.- ARI Standard 550-92.

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STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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- ASHRAE handbook- Handbook of Air Conditioning System Design by ‘Carrier Air Conditioning

Company’- Indian electricity rules

The list furnished above for standards and norms may not cover certain aspects or products. In such cases where norms/standards/guidelines other than those listed above are followed, the Contractor shall furnish a copy of such documents in support for the Purchaser’s perusal and acceptance of this project. Whenever a contradiction is found between the different documents, the decision of the Purchaser’s shall be final and binding.

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STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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3.0 ENVIRONMENTAL CONDITIONS

The following ambient design data shall be considered for selecting and sizing various equipment for air conditioning and ventilation systems:

SEASON TEMERATURE HUMIDITYSUMMER 50 30RAINY 32 80WINTER 10 --

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STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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4.0 TECHNICAL DATA

The air conditioning shall include central air conditioning / water cooled package type air conditioning systems for Control room, Server room and other rooms require air conditioning facility. Substation, Switch gear room, MCC room, VFD room, UPS room cable cellar / basement and other room require ventilation facility shall be provided with washed air supply system with pressurization of 2-3 mmWC positive pressure & maximum temperature of 270C. The system shall include air washer unit, centrifugal fan, dry panel filter, 100% stand by pump sets, ducting net work, supply air grills, gravity dampers etc. The equipment shall be installed in ventilation room of adequate size.

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STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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Exhaust ventilation shall be provided for battery rooms, pump house, transformer rooms, store, toilets and other areas emitting heat / fumes. The system shall include wall mounted axial flow fan with louver shutter / cowl with bird screen at the outlet side.

Mono rail beam with handling and hoisting facilities shall be provided for air conditioning and ventilation equipments in AC Plant room, AHU room & ventilation room.

The layout of premises for ACVS to be prepared by contractor shall be such that the ventilation room, AC plant room/AHU room shall be located suitably adjacent to the served premises.

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STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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The Contractor shall clearly specify basis of design being offered along with heat load calculations, Ventilation (Ach) calculation and back up guarantee on his design.

Contractor shall furnish schedule & brief specification of air conditioning and ventilation systems with the offer.

A. Air conditioning systemThe different air conditioned rooms shall be maintained at 23+20C and 55+5% RH. The contractor shall provide split air conditioner/window air conditioner for personal comfort only to maintain maximum temperature of 250C(maximum) in shift in charge rooms, senior

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STANDARD TECHNICAL SPECIFICATION

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TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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officers and other room if any.. The quantity shall be as per requirement and same shall be decided during detail engineering.

The contractor shall provide rain canopy at outdoor condensing unit of split air conditioner.

The capacity of air conditioning systems shall be decided based on equipment heat load in the premises, building heat load, illumination, occupancy heat load and other heat load. Minimum 10% safety margin shall be considered over and above calculated value.

` Type of air conditioning system to be provided as per the following guide lines

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STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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Sl. No.

Type of Air Conditioning System Capacities of AC system

(i) Split air conditioner / Window air conditioner

Premises with cooling load less than 5 TR.

(ii) Water cooled package air conditioners

Premises with cooling load between 5 TR to 25 TR.

The package AC unit shall consist of reciprocating compressor, water cooled condenser, fan and other standard accessories. Cooling tower and 100% stand by condenser water pump sets shall be provided. The package AC unit capacity shall be 5TR / 7.5TR only. If system

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STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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capacity is more than 10TR and upto 25TR, multiple number of AC units of similar capacity with minimum 50% stand by shall be provided. No other capacity will be accepted.

If air conditioning systems is provided with microprocessor control, manual over ride shall be provided for operation of the unit in case of failure / mal functioning of micro processor for central air conditioning unit/package air conditioning unit.

B. Ventilation systemTemperature inside substation, switch gear room, cable cellar / basement and other room with pressurized ventilation facility shall be maintained to 380C ( Maximum ) by the provision of suitable air washer unit of minimum 90 % saturation efficiency.

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STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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The temperature inside the cable tunnel and areas being exhaust ventilated shall not exceed 3º C above ambient temperature at any part of the year.

Ventilation equipment (Centrifugal fan, Air washer, filter, pump sets etc. ) shall be installed in the Ventilation room. Monorail beam with chain pulley block shall be provided in the ventilation room having fan motor 18.5 Kw and above.

2-3 mm WC pressurization shall be maintained in the supply air ventilated premises. The capacity of the systems shall be decided on the basis of total heat dissipated in the premises. However minimum air changes/ hour shall be 15 in case of washed air supply system and 20

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STANDARD TECHNICAL SPECIFICATION

OIL & GAS SBU, DELHI

TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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air changes/ hour for fresh filtered air supply system & exhaust ventilation systems. 10% safety margin shall be considered over and above of calculated value.

C. Detail heat load calculations for ventilation and AC system shall be submitted first by the contractor before submitting any detail engineering drawing.

Fire damper interlocking provision with fire detection system shall be considered for all electrical premises, cable cellar / basement, cable tunnel susceptible to fire hazard premises shall be provided in air conditioning & ventilation room.

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STANDARD TECHNICAL SPECIFICATION

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TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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The air distribution system shall be sized to have a constant frictional drop along its length. The maximum air velocity shall be restricted to 8 m/sec for air conditioning and 10 m/sec for ventilation ducts. All Grills/Diffuser shall be selected to give maximum room or space, coverage and low noise characteristics. The noise level within the air conditioned premises shall be restricted to 65 dB (A). Acoustic insulation shall be provided inside duct surface for a length of 5 m from package AC / AHU mouth. Fan installed in battery rooms shall be spark proof construction and motor flame proof construction and painted with acid resistant paint.Noise level of equipment shall not exceed 85 dB(A) at 1m distance from all equipment of ACVS unless stated otherwise elsewhere.IS: 655 shall be followed for construction of ducting however the sheet thickness for ducting shall not be less than 1mm GI.

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STANDARD TECHNICAL SPECIFICATION

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TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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Any other premises not specifically mentioned in the TS but required to be provided with air conditioning / ventilation shall be provided with suitable air conditioning / ventilation systems to maintain the required temperature and humidity.

The schedule of equipment list as envisaged for the facilities of AC & ventilation systems in different rooms is been listed in Annexure I.

5.0 EQUIPMENT AND SYSTEM DESCRIPTION

Brief description of main equipment is indicated below.

1. Air-conditioning system by water cooled package air conditioner:

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The Package Air Conditioner System will comprise of:

Package type air conditioning unit comprising of water cooled condenser, hermetic/semi hermetic sealed HCFC (R-22) refrigerant based reciprocating compressor, cooling refrigerant pipe line, blower, insulated cabinet, instruments and controls.

Thermal insulation over condensate drain line to avoid condensation over cold surface.

Condenser cooling water network comprising of natural draft cooling tower, circulating water pumps with 100% standby arrangement, pipe & pipefitting,

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pot strainer, valves, instruments and controls.

Ducting network with damper, acoustic and thermal insulation, supply air diffuser, return air grills etc.

Thermal insulation shall be provided in supply air ducting, return air ducting, chilled water piping, expansion tank etc. for all air conditioning systems as per GS. The thickness of insulating material shall be 50mm for ducting outside the served premises. Ducting outside the served premises for washed air supply shall also be thermally insulated with minimum 40mm thick insulation.

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TITLE AIR CONDITIONING AND VENTILATION SYSTEM

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Humidity control arrangement with strip heater.

Make-up air filter with damper.

All electrical and Instrumentation accessories including MCC for air conditioning and ventilation system, temperature sensor, cables etc.

2. Air conditioning system by split air conditioner:

The Split Air Conditioner System will comprise of

Package type out door unit comprising of air cooled condenser, hermetic sealed HCFC (R-22) based refrigerant reciprocating compressor, refrigerant

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APPROVED BY: ISSUE DATE ISSUED BY

pipe line, condenser cooling fan instruments and controls. The outdoor condensing unit shall be provided with rain protection canopy.

Package type indoor unit comprising of fan, cooling coil, instruments and controls.

Interconnecting refrigerant pipeline and condensate drain line shall be done to suit site.

3. Air-Conditioning System By Window Air Conditioner:

Window type air conditioner will comprise of air cooled condenser, hermetically sealed HCFC (R-22) refrigerant reciprocating compressor, fan, refrigerant piping,

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filter, supply air grills, instruments and controls etc.

4. Ventilation by air washer system

The Air washer type ventilation system shall comprise of :

Centrifugal SISW fan with drive and accessories such as flexible connections, VIV damper at fan inlet, flexible connection at fan inlet & outlet, ducting, duct line dampers as required, supply air grills, channel base etc.

Motorized VIV damper shall be provided if the system capacity is more than 50,000 m3/hr.

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Air washer with spray sets, brass nozzle, air distributor, water eliminator, tank, casing, marine light, hermetic door for achieving the saturation efficiency of not less than 90% for air washer

Intermediate chambers before & after spray chamber with inspection door, marine light etc.

Circulating water pump sets with 100% standby provision.

Circulating water pipeline, Make-up water pipe line, Drain pipe line of air washer with pipe & pipe fittings, valves, instruments etc.

Ducting network with damper, supply air grill/ diffuser.

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Dry panel filters with fixing frame

Gravity damper.

All electrical and Instrumentation accessories including MCC for air conditioning and ventilation system, temperature sensor, cables etc.

The sheet thickness for air washer tank shall be 5 mm and for the body of the air washer shall be 3.15 mm MS sheet. The internal of air washer shall be galvanised / zinc spray coated.

Intermediate chambers shall be made of minimum 3.15 mm MS sheet. The internal shall be galvanised / zinc spray coated.

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The face velocity of air through air washer shall not be more than 2.5 m/sec.

Resistance to air flow in washing chamber shall not exceed 15 mmWC.

The face velocity of air through dry panel filter shall be limited to 2m/Sec.

5. Fresh air supply ventilation system to cable tunnel

The ventilation system shall comprise of :

Tube axial fan with drive and accessories and fixing frame

Dry panel filters with fixing frame

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Ducting network and supply air grills if required.

Fire damper

6. Exhaust ventilation system

The exhaust ventilation system shall comprise of :

tube axial fan / propeller fan with drive and accessories

louver shutter / cowl with bird screen

fixing frame

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7. Cooling Tower

Type : Natural draft Frame Work : MS hot dip galvanized / FRP Casing/ Basin : RCC Louvers : FRP / Wooden Nozzles : Brass

Ladder : Galvanised steel ladder with safety cage & hand railing up to the top of tower. Inclined to 300 to the vertical

Cooling Tower Accessories :

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(i) Level switch at cooling tower basin (to be interlocked with pump)(ii) Make up connection with float valve (float made of copper), back up ball

valve(iii) Quick fill connection with ball valve(iv) Overflow connection(v) Drain connection with ball valve(vi) GI wire mesh 18 gauge strainer(vii) Equalising line of cooling towers with isolation valves

Cooling tower located at ground shall be provided with 1.5m wide cemented floor all

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around the cooling tower.

6.0 TESTS

6.1 Workshop Tests

All HVAC panel, motor and other accessories shall be tested completely and detailed in manufacturer’s workshop. All tests required by the codes and standards as well as all manufactures tests have to be performed. The test program for the work shop test has to be submitted prior to start of the tests in accordance with the Project Procedure Manual.

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a) Routine Test Visual Test HV test IR test Operational and Functional test BOM verification

Detailed test protocols of all tests performed have to be submitted prior to installation.

6.2 Site Tests

The site tests shall include the following steps:

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Pre-installation check and testing, Pre-commissioning Commissioning and test on completion, Test runs, Performance guarantee test.

The aim of the tests is to ensure and prove the proper function of the complete scope.

7.0 DOCUMENTATION

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Complete documentation shall be provided for the design, Engineering, calculation manufacturing, testing, commissioning, operation, maintenance and repair of the Air conditioning and ventilation system and its components. All documents shall be in English language.

The documentation HVAC shall include the following documents and drawings (minimum requirements):

a) General Layout and Arrangementb) Heat load calculation, ventilation calculation and Duct designingc) Technical data sheetsd) Calculations, protocols, certificates

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e) Spare parts listf) Operation and maintenance manualg) Reports of tests and commissioning with protocols.The documents listed above shall be handed over for approval. Special attention has to be given to the fact, that documentation must be submitted with sufficient time allocated for approval prior to manufacturing / assembly. Documentation has to be prepared in accordance with the relevant ISO standards or in the absence of relevant details in those standards the DIN standards shall apply.

The final documentation shall be delivered on paper in sufficient number and with exception of the signed protocols in electronic form, too. The type of the electronic files shall be agreed with the Client.

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8.0 SHIPPING

All equipment, material and spare parts shall be sufficient packaged and shall be shipped as a common delivery. The material, especially loose parts and spare parts shall be clearly labelled according to the designation.

9.0 SPARE PARTS AND SPECIAL TOOLS

The Contractor shall deliver all spare parts, which are necessary for commissioning and two years operation time (see “General Description of Project and Works”).Spare parts shall be available until ten years after commissioning.

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10.0 DATA SHEET

Data to be furnished by the Contractor during detail engineering.

a) Centrifugal Fan

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Sl. No.

Characteristics Unit Value

a Make & Model No.b Quantity no.c Type of bladed Capacity m3/he Static pressure and total pressure mm WCf Operating speed rpmg Critical speed rpmh Shaft power kW

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Sl. No.

Characteristics Unit Value

i Total Efficiency %j Motor rating, kW/ pole kW/ polek Acoustic lagging / silencer, as included l Material of constructionm Overall sizen Velocity at inlet & outlet of fan m/seco Static weight & dynamic weight of fan and

motorkg

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Sl. No.

Characteristics Unit Value

p Coupling details/V-belt detailsq Vibration levelr Material of construction & thickness of scroll,

blade, shroud, s back plate, shaft diameter mmt Noise level at 1m distance dB(A)u Bearing details

b) Fan Drive Motor Details

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Sl. No.

Characteristics Unit Value

a Type & makeb Voltage, phase & frequencyc Rated power kWd Speed rpme Starting/ pull out torquef Starter detailsg Line current

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Sl. No.

Characteristics Unit Value

h Starting currenti Overall efficiencyj Class of insulationk Type of enclosurel Any other information

c) VIV & Duct line Damper

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Sl. No.

Characteristics Unit Value

a Make, model and typeb Type of actuator, if applicablec Diameter of VIV mmd Motor kW/polee Material of construction and thickness

d) Dry Panel Air Filter

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Sl. No.

Characteristics Unit Value

a Make & Model. b Capacity. m3/hc Pressure drop. Mm WC

i ) When clean ii) When dirty

d Effective cross sectional free and face area m2 e Velocity through filter free and face area. m/secf Filtering panel material & construction details

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Sl. No.

Characteristics Unit Value

g Cleaning efficiency Vs particle size h Overall dimensions & no. of filters. i Fixing frame details. j Total weight. free and face area t & m2

e) Ducting

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Sl. No.

Characteristics Unit Value

a M2 of duct work m2b Weight of supports and flanges tc Material and thickness of duct work mm

f) Tube Axial fan / Propeller fanSl. No.

Characteristics Unit Value

a Make & Model

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Sl. No.

Characteristics Unit Value

b Capacity M3/hrc Quantityd Material of construction e Total pressure kgf/m2f Speed rpmg Size of fanh Drive details (kW & power supply)i Efficiency

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Sl. No.

Characteristics Unit Value

j Weight of fan & motor tk Details of non-return damper/louver shutterl Fixing frame

g) Air washing chamber with water tankSl. No.

Characteristics Unit Value

a Make & Model No.

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Sl. No.

Characteristics Unit Value

b Type of unit (Horizontal/vertical)c Overall dimensions mmd Weight with and without water kge Air flow capacity. m3/hf Air flow velocityg Total Pressure drop kgf/ m2h Material of construction, diameter and

numbers of spray header pipes & nozzles.

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Sl. No.

Characteristics Unit Value

i Make up water requirementj Details of make up, over flow, drainage,

supply and return water pipe linesk Amount of water and its pressure at the

nozzlel Material of construction and thickness of

casing, tank, air distributor platem Water tank capacity M3

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Sl. No.

Characteristics Unit Value

n Mounting supportso Details of mist /droplet eliminator: material

of construction, material thickness and depth.

h) Recirculating water system

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Sl. No.

Characteristics Unit Value

a Pump capacity & head, motor KWb Re-circulating piping & fitting;c Strainer & valve d Instruments– pressure gauge, temperature

gauge, water flow switch, manometer

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i) Package air conditioning system

Sl. No.

Characteristics Unit Value

a Make and modelb Quantityc Capacity TRd Overall dimension of Package AC Unite Air flow capacity of blower m3/hf Total Pressure mm WC

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Sl. No.

Characteristics Unit Value

i Fan Motor Kw kWj Fan RPM rpmk Compressor type, modell Compressor motor kWm Refrigerant typen Condenser type o Condenser material of constructionp Overall size of condenser

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Sl. No.

Characteristics Unit Value

q Material of construction and its thickness of casing

r Insulating material of casing s Total Power consumption.t Noise level at 1m distance dB(A)u Vibration isolation padv Refrigerant drier and strainer

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j) Insulation data sheetSl. No.

Characteristics Unit Value

a Make & Typeb Quantityc Density kg/m3d Thermal conductivitye Sound absorption co-efficientf Material of construction and its thicknessg Cladding material

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k) Cooling TowerSl. No.

Characteristics Unit Value

a Make & Model b Typec Quantityd Overall size of cooling towere Capacity of cooling. TRf Water flow m3/h

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Sl. No.

Characteristics Unit Value

g Air flowh Design water inlet temperature, outlet

temperaturei Material of construction and its thicknessj Speed. rpmk Drive details.l Shaft Power consumption.m Wheel diameter. mm

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Sl. No.

Characteristics Unit Value

n Efficiency.o Size of fanp Static & Dynamic weight of fan & motor

assembly t

q Bare weight and operating weight of cooling tower

t

r Noise level at 1m distance dB(A)s Fixing details.

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l) PumpsSl. No.

Characteristics Unit Value

a Make and model no. b Type of pump c Capacity m3/hr.d Total head m WCe Quantityf Material of Construction of

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Sl. No.

Characteristics Unit Value

Shaft ImpellerCasing

g Pump speed rpmh Shaft poweri Drive details

Motor makeMotor kW kW

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Sl. No.

Characteristics Unit Value

Class of insulation Frame size

j Bearing type & makek Type of couplingl Vibration levelm Noise level at 1 m distance dB(A)n Dutyo Weight of pump & motor separately t

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Sl. No.

Characteristics Unit Value

p Characteristic curves for pumps

m) Split Air Conditioner / Window air conditionerSl. No.

Characteristics Unit Value

a Make and model no. b Quantity

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Sl. No.

Characteristics Unit Value

c Capacity TRd Air flow m3/hr.e Flow direction and volume control grillf Material of Construction ofg Compressor type h Drive details and total power consumptioni Overall dimensionj Refrigerant type

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Sl. No.

Characteristics Unit Value

k Filter efficiencyl Weight of unitm Noise level at 1 m distance dB(A)n Accessories included

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