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Electrical Specs for Office Project

This document outlines technical specifications for electrical systems for a proposed office development for CDB. It includes 11 items describing specifications for the main switchboard, sub-distribution boards, capacitor bank, cables, cable trays, cable ladders, conduits, switches, isolators, and dimmer controls. Specifications include make, type, country of origin, ratings, materials, and warranty periods. The bidder is to provide their proposed subcontractors and confirm compliance with the consultant's expected specifications.

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0% found this document useful (0 votes)
121 views4 pages

Electrical Specs for Office Project

This document outlines technical specifications for electrical systems for a proposed office development for CDB. It includes 11 items describing specifications for the main switchboard, sub-distribution boards, capacitor bank, cables, cable trays, cable ladders, conduits, switches, isolators, and dimmer controls. Specifications include make, type, country of origin, ratings, materials, and warranty periods. The bidder is to provide their proposed subcontractors and confirm compliance with the consultant's expected specifications.

Uploaded by

sajeevi piumika
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as XLSX, PDF, TXT or read online on Scribd
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TECHNICAL SCHEDULE -ELECTRICAL -PROPOSED OFFICE DEVELOPMENT FOR CDB

CONSULTANT'S EXPECTED
BIDDER'S RESPONSE
Item No System / Item Description SPECIFICATION
Sub contractor -
1 MSB Main Breakers;
Make/Brand
Type MCCB
Country of manufacture

Outgoing Breakers;
Make/Brand Schneider
Type MCCB
Country of manufacture India

Type Tested status Type Tested Switchgears


Form of Segregation Form 3B
P. Fault Level
Bus Bar Material Tinned Copper
Purity of the Cu bus bar 99.99%
Bus Bar Size / sqmm
Digital Power Analyzer;

Earth Fault Relay


Make/Brand
Type
Country of manufacture

Earth Leakage Relay


Make/Brand
Type Digital
Country of manufacture

Power Analyzer
Make/Brand
Type Digital
Country of manufacture

PFR;
Make/Brand
Type Analog
Country of manufacture

Panel Size
Enclosure Country of manufacture
Enclosure Material specification :
Name Of Manufacturer:
Type of steel (Zn Al sheet/HDG)
Thickness
Finish (Powder coated with primer)
IP rating (min IP54) IP 54

2 SMDB & Other DB Main Breakers;


Make/Brand
Type
Country of manufacture

Outgoing Breakers

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CONSULTANT'S EXPECTED
BIDDER'S RESPONSE
Item No System / Item Description SPECIFICATION
Make/Brand
Type
Country of manufacture

Earth Leakage Relay


Make/Brand
Type Digital
Country of manufacture

Digital Power Analyzer;


Make/Brand
Type Digital
Spare Space 10%
Bus Bar Material
Bus Bar Size Not applicable
Form of Segregation SMDB - Form 2b, DB - Form 1,
P. Fault Level
Panel Size: Suited for allocated space
Enclosure Country of manufacture
Enclosure Material specification :
Type of steel (Zn Al sheet/HDG)
Thickness
Finish (Powder coated with primer)
IP rating (min IP42) IP54

3 Capacitor bank Main Breakers;


Make/Brand
Type MCCB
Country of manufacture India
Capacitors:
Make
Country of manufacture
Type of Control Automatic
Rated Voltage 400V
Form of Segregation Form 2B
P. Fault Level

HRC Fuses/MCCBs
Make
Country of manufacture

Bus Bar Material Tinned Copper


Bus Bar Size
Enclosure Material specification :
Type of steel (Zn Al sheet/HDG)
Thickness
Finish (Powder coated with primer)
IP rating (min IP54) IP 54

4 Cable Make/Brand
Country of Manufacture

5 Cable Tray Make/Brand


Country of Manufacture
Thickness/gauge 1.5 mm
Type of Material Cold-rolled Steel Sheet

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CONSULTANT'S EXPECTED
BIDDER'S RESPONSE
Item No System / Item Description SPECIFICATION
Type of Finish Hot Dip Galvanized
Cable tray supporting details

6 Cable Ladder Make/Brand

Country of Manufacture
Thickness/gauge 2.0 mm
Type of Material Cold-rolled Steel Sheet
Type of Finish Hot Dip Galvanized
Cable ladder supporting details

7 GI Conduit Make/Brand

Country of Manufacture
Type of conduit Class 3

8 PVC Conduit Make/Brand

Country of Manufacture
Type Heavy duty
Thickness 1.6mm minimum

9 Switches/Sockets Make/Brand
Country of Manufacture
Warranty Period One Year

10 Isolators Make/Brand
Country of manufacture
IP Rating IP66
1 year Against Manufaturing Defects
Warranty Period

11 Dimmer Control Make/Brand iLight By Eaton


Country of manufacture United Kingdom
1 year Against Manufaturing Defects
Warranty Period

12 Lightning Protection and Make/Brand


Earthing Type of material
Rod Diameter/Length
Warranty Period 5 years
Confirmation on achieving earth impedance
below 5 Ohm Complied
Does your installation comply with BS62305? Complied
LPS components should comply with IEC62561 Complied
Supply and fixing of Fenial type air terminal;
Height
Type Multipoint
tape size (Cu/Al)
Down conductors
Concrete Earth pit with heavy duty
Earth pit
cast iron man hole cover
Test Clamps;
Make/Brand

3 of 4
CONSULTANT'S EXPECTED
BIDDER'S RESPONSE
Item No System / Item Description SPECIFICATION
Country of Manufacture

Air Terminal with Pole

13 Site Staff allocation Site Manager - 01 Person


Electrical Engieer - 01 Persons
Site Supervisior - 01 Persons
Store Keeper- 01 Person

14 Project References in Last 5 Year


(Sucessfully Handed Over &
above 500 Million)

15 Selected sub cotractor

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