Repair and replacement of damaged electric cables and LT power panels in GS-I shop inside OFC, Kanpur

Amount

M&L XLPE insulated armoured heavy duty electric cable with aluminium conductor, 1100Volts grade, crosssectional area 300Sqmm, 3.5 Core, Make: Finolex, Havells, KEI

M&L XLPE insulated armoured heavy duty electric cable with aluminium conductor, 1100Volts grade, crosssectional area 240Sqmm, 3.5 Core, Make: Finolex, Havells, KEI

M&L XLPE insulated armoured heavy duty electric cable with aluminium conductor, 1100Volts grade, crosssectional area 185 Sqmm, 3.5 Core, Make: Finolex, Havells, KEI

M&L XLPE insulated armoured heavy duty electric cable with aluminium conductor, 1100Volts grade, crosssectional area 150 Sqmm, 3.5 Core, Make: Finolex, Havells, KEI,

Dismantling of old cable of any size and any type inside cable trench

Cable trench cleaning work

Disconnection/Dismantling of cable of any size and any type inside panel.

Dismantling of cubical LT ACB/MCCB Panel and shifting it to desired place as per instruction of EIC

This specifications cover the Design, Fabrication, Supply, Transportation, Unloading of panel at Ordnanace Factory Kanpur to the designated site, Testing, Erection and Commissioning of LT 3 phase 4 wire ACB & MCCB cubical Panels and associated civil works at site. The panels shall be as per relevant IS, 415 volts, 50Hz consisting of 01 No. ACB (Microprocessor based) of 1600 Amp 4 Pole as incomer (Horizontal drawout type), 04 MCCBs 400 Amp (Microprocessor based) and 08Nos. MCCBs (Microprocessor based) 300Amp, 4 Pole as outgoer in 3 tier compartment along with Busbar-Highly conductive electrolytic copper of rating 2000Amp, protective numerical relays, metering, indicating lamp & control wiring etc. Control wiring should be done using 1.5 Sqmm copper cable and should be MCB controlled. Breaking capacity of ACB 50kA and for MCCB 36kA. C.T. RATIO for incomer ACB 1600 Amp: 1600/5 Amp and for outgoer MCCBs 300/5 & 400/5 Amp. Tripping & Protection:Inbuilt Micro processor based control, Adjustable over load, Short circuit and Earth fault protection (Ics=100%Icu). The panel shall be compartmentalised, fabricated out of 1.6 mm thick CRCA sheet of suitable size on MS Channel of suitable section and shall be dust, vermin, rodent and weather proof conforming to IP:45. PAINTING OF PANEL: After seven tank process, two coats of shed Siemens Grey. Digital multifunction meter,Digital Ammeter & Voltmeter TNC switch, Numerical relay, Motor switch in incoming panel. LED Indication- R,Y,B , trip & ON/OFF for ACB and ON/OFF for MCCBs. each MCCB should have digital amperemeter. CABLE COMPARTMENT: Provision for cable termination at the back side of the panel having sufficient space for 06 Nos. of LT XLPE cables 3½ x 300 Sq.mm in incoming ACB and 02 Nos. of LT XLPE cables 3½ x 300 Sq.mm for each out going MCCBs. A continuous earth bus of size 25mm x 3mm copper shall be provided extending over the entire length of the panel and to each outgoing MCCBs. Air Circuit breaker should not be closed in any intermediate position other than three distinct position i.e. service, test and isolated.Panel should have seperate ACB/MCCB chamber, bus bar chamber, ACB metering chamber, branch bus bar chamber, cable chamber etc. ACB should operate in manual and auto mode. MAKE FOR ACB & MCCB: Siemens, ABB, Legrand, L&T. Make of Multifunction meter-Secure, Make of digital Ammeter & Voltmeters-Secure, L&T, Make of Relays-ABB/Siemens/Legrand, Make of Lug-Dowells. Make of control wiring:Havells/Finolex/Polycab.

M&L of LT,1.1kV grade, 3.5Core Straight through heat shrink joint suitable for size 240/300 Sqmm cable Make : Raychem, 3M, Danson

M&L of LT,1.1kV grade,3.5Core Straight through heat shrink joint suitable for size 150/185 Sqmm cable Make : Raychem, 3M, Danson

Cable connection and termination work complete with gland/armour plate, lugs, Nut bolts, washers, crimping, taping etc suitable for 300/240 Sqmm Cable.

Cable connection and termination work complete with gland/armour plate, lugs, Nut bolts, washers, crimping, taping etc suitable for 120/150/185 Sqmm Cable.

Dismantling of brick work built in cement mortar.

Removing cement or lime mortar for cleaning brick

Dismantling of structural steel work

M&L Brick work with 1:6 cement mortar (Except brick)

M&L Brick work with 1:6 cement mortar

M&L for 10mm thick cement plaster with 1:4 cement mortar

M&L for chalk white over plaster surface on walls

Only fixing steel structure

M&L Steel painting with preparation of old surface & two coat of synthetic enamel paint

M&L RCC cover demolition

M&L RCC precast cement concrete slabs Type B1(1:2:4) setting with 1:4 cement mortar

S&F TMT bar (10mm dia and over)

S&F of joist channel angle fixed independently

M&L Cement concrete in foundations type C2 1:3:6 ( 40mm graded aggregate)

Maa Bhagwati Construction Co

M/S- Kanhaya Electric Works