NIT NO.21(M-6)ITEM NO. 14

LT Distribution panel sheet steel enclosure made out of 2mm CRCA sheet totally enclosed, powder coated free standing, floor mounted type, dust& vermin proof, outward opening, lockable doors having hidden hinges and a bolted back cover both using non-deteriorating neoprene rubber gaskets to provide IP-54 protection. Each part of the fabricated panel will be strictly subjected to seven tank treatment. The various components, assemblies and sub equipment's of the panel will be as per standard given in relevant IS. The bus bar of the panel will be shaped out of high conductivity, electrolytic conductor and shall be liberal sized in aluminum. The control wiring of the panel will be done with PVC flexible copper wires of 1.5mm cross section. Each wire will be terminating with a ferule crimped to the wire, size 1200MMx1000x375mm. Having following components of approved make.

MCCB 415V, Four Pole High breaking capacity 50KA 50Hz,400Amp with spreader & Handle - Make L&T/Siemens

MCCB 415V, TP 3phase High breaking capacity 36KA 50Hz, 160Amp with spreader& Handle - Make L&T/Siemens

MCB Single pole 6Amp. Make L&T/Siemens

MCB Triple pole 63Amp. Make L&T/Siemens

MCB Triple pole 32Amp. Make L&T/Siemens

Over load relay 45-75amp Make: L&T/Siemens

Over load relay 4.5 -7.5 amp Make: L&T/Siemens

Digital Amp. Meter Make AE/L&T

Digital Volt Meter-Make AE/L&T

Motor protection RelayM-10 Make: L&T/Siemens/Protech

Power contactor 220V 3phase110Amp. Make L&T/Siemens

Power contactor 220V 3phase95Amp. Make L&T/Siemens

Power contactor 220V 3phase18Amp. Make L&T/Siemens

Star delta timer on delay make: L&T/Siemens

Indicating lights LED type RYB & On/OFF Make: L&T /Siemens

Current Transformer 400/5& 200/5 & 30/5 Make AE /Advance

On load change over switch 200Amp. Open execution type Make:L&T/HPL

Supply of 25 sq mm Single core Copper Cable. Make: Havells/ polycab/Grandlay/Finolex

Loading, unloading by crane or heavy labor and cartage up to site cleaning & dressing the surface.

Installation of the panel at site on base frame, laying of cable, termination of cable both incoming & out going side

Testing & commissioning of panel, as per required parameters with relevant IS. testing of the panel prior to switching on as follow i) Continuity and earth testing ii) Meagering of all equipment's for phase to phase, neutral to body, neutral to earth and phase to earth. iii) checking for all tightness of nut and bolts iv) Alignment of doors etc. v Interlocking tests. All function tests

Raj Engineering Co. (BID ID -1559181)