Provision of Power Room Panel for Mini Data Centre in TE Bldg Ambala Cantt

Amount

SITC of indoor Floor/wall mounted type ,front operated Powder coated LT Panel suitable for 415V ,3Phase ,4Wire ,50HZ AC supply system fabricated out of 1.6 mm thick CRCA sheet for load bearing members & 1.6mm thick for doors of CRCA sheet powder coated painted complete with all accessories & having 500 Amps capacity TPN Aluminium busbar of high conductivity, lifting hooks, common earth bar of suitable size at the rear with 2 nos. earth studs, connections from main busbar to switchgear with required size of al. busbar/copper cable and with required CT's, control fuses/MCB's ,indicating lamps i/c making interconnections ,minor civil works, sign writing etc as required as per detailed specifications having the following:- Note : 1)The drawing of Panel shall be got approved from Engineer in Charge before execution of work. 2) The Incomer MCCB,s shall be electrically & Mechanically interlocked

(A) INCOMING:- i) 400 Amp. 4Pole ,36 KA MCCB with thermal magnetic release range(320-400A)-2 Nos (Make L&T Modeld sine Type DN3B-400D or Similar Models of other BSNL approved Makes) ii) LED Indication Lamps(For Supply-1 & Supply-2) Red-2 Nos & Yellow -2 Nos & Blue-2 Nos iii) Mechanical Interlocking Kit -1No iv) Auxllary contact-2C/O-2 Nos for Electrical interlocking v) Under Volage Release-2 Nos for Electrical interlocking vi) 400/5 CT - 6Nos (B) OUTGOING i) Basic Multi Function Meter Make L&T Model 4405 Series or similar models of other approved Makes- 1No ii) 250 Amp. 3Pole ,25 KA MCCB with thermal magnetic release range(200-250A)-5 Nos (Make L&T Model d sine Type DN1-250C or Similar Models of other BSNL approved Makes) iii) Rotary Handle DN2 Direct ROM-5 Nos iv) Space for spare MCCB-1 No

Supplying and installing following size of perforated painted with powder coating M.S. cable trays with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with M.S. suspenders including bolts & nuts, painting suspenders etc as required.

150 mm width X 50 mm depth X 1.6 mm thickness

300 mm width X 50 mm depth X 1.6 mm thickness

450 mm width X 50 mm depth X 2 mm thickness

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required.

Supplying and installing following size of perforated painted with powder coating M.S. cable trays with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with M.S. suspenders including bolts & nuts, painting suspenders etc as required.

NARAYAN ELECTRIC WORKS

STAR ELECTRIC WORKS