PROVISION OF MAIN POWER DISTRIBUTION BOARD FOR TELEPHONE EXCHANGE BUILDING AT NYOMA AND DRASS BA LEH

Supplying, installation, testing and commissioning of Double door, weather proof, IP54 compliant, free standing, cubicle type Main Power Distribution Board fabricated out of 16 gauge CRCA sheet having compartmentalized design for housing various switchgears & accessories with Canopy top cover for snow / rain protection, suitable base frame and wheels , having viewing windows for meters & indicators , 02 nos earth studs & painted with good quality powder coating paint of approved shade, sign writing, danger notice plate etc. complete with cartage upto site including head load / manual cartage of Power Distribution Board (PDB) alongwith all accessories viz. Automatic Voltage regulator, Transformer Oil etc. upto required location at TE site, installation of PDB alongwith all accessories viz. Automatic Voltage regulator, Transformer Oil, Distribution Board etc. at site . complete with testing and commissioning of PDB alongwith accessories at site and having following switchgear / accessories installed in PDB :(BSNL Approved makes) i) 125 amps, DP MCCB, 25KA -- 1 no. ii) 16/32 amps, DP MCB, C - Series -- 3 nos iii) 63 amps, DP MCB, C - Series -- 1 nos iv) 100 amp. 415 Volts, Four Pole, open execution type Change over switch --01 no. v) 63 Aamp. 415 Volts, Four Pole, open execution type Change over switch --01 no. v) 15 KVA, Single Phase, 240 Volts, 50 Hz. , On Load Stepless , Copper Wound , Oil Immersed , Naturally Cooled ,Continuous Duty Automatic Voltage Regulator Unit having Input Voltage Range :- 120 Volt To 280 Volt , Line To Neutral & Output Voltage :- 240 Volts + - 1% ( Line To Neutral ) Designed and Constructed confirming to IS : 9815 :Part-I/ 1994 , as per specifications attached & complete with following accessories :- a) 01 No. Single Phase On load Continuously Variable Voltage Copper Wound Auto Transformer of suitable rating alongwith primary & secondary windings wound on the Auto-Transformer, High-low voltage protection & 01 No. motor as specified. b) First Filling Of High Quality Transformer Oil. c) LED display for input /output Voltage, current -- 01 Set. vi) Indication lamps -03 nos (For Mains supply incoming, DG supply incoming & outgoing supply indications) vii) Termination arrangement with Aluminium strip for 2 wire-240 AC system (02 nos. for incoming supply cables (Mains & DG Supply) & 03 Nos. for outgoing supply cables) Total - 05 Nos. cable connection arrangements.

Supplying, installation, testing and commissioning of Double door, weather proof, IP54 compliant, free standing, cubicle type Main Power Distribution Board fabricated out of 16 gauge CRCA sheet having compartmentalized design for housing various switchgears & accessories with Canopy top cover for snow / rain protection, suitable base frame and wheels , having viewing windows for meters & indicators , 02 nos earth studs & painted with good quality powder coating paint of approved shade, sign writing, danger notice plate etc. complete with cartage upto site including head load / manual cartage of Power Distribution Board (PDB) alongwith all accessories viz. Automatic Voltage regulator, Transformer Oil etc. upto required location at TE site, installation of PDB alongwith all accessories viz. Automatic Voltage regulator, Transformer Oil, Distribution Board etc. at site . complete with testing and commissioning of PDB alongwith accessories at site and having following switchgear / accessories installed in PDB :(BSNL Approved makes) i) 125 amps, FP MCCB, 25KA -- 1 no. ii) 16/32 amps, DP MCB, C - Series -- 3 nos iii) 63 amps, TP MCB, C - Series -- 3 nos iv) 100 amp. 415 Volts, Four Pole, open execution type Change over switch --02 no. v) 20 KVA, Three Phase, 415 volts, 50 Hz. , On Load Stepless , Copper Wound , Oil Immersed , Naturally Cooled ,Continuous Duty Automatic Voltage Regulator Unit having Input Voltage Range :- 120 Volt To 280 Volt , Line To Neutral & Output Voltage :- 240 Volts + - 1% ( Line To Neutral ) Designed and Constructed confirming to IS : 9815 :Part-I/ 1994 , as per specifications attached & complete with following accessories :- a) 01 No. Single Phase On load Continuously Variable Voltage Copper Wound Auto Transformer of suitable rating alongwith primary & secondary windings wound on the Auto-Transformer, High-low voltage protection & 01 No. motor as specified. b) First Filling Of High Quality Transformer Oil. c) LED display for input /output Voltage, current -- 01 Set. vi) Indication lamps -03 nos (For Mains supply incoming, DG supply incoming & outgoing supply indications) vii) Termination arrangement with aluminium strips for 4 wire -415 Volts system (02 Nos for incoming supply cables (mains & DG Supply) & 03 Nos. for outgoing cables)Total - 05 Nos. cable connection arrangements.

Supplying and laying of LT cable of 1.1 KV grade with 3.5 x 25 sq mm XPLE insulated aluminum conductor steel armored cable of 1.1 KV grade including laying on surface/ wall/tray etc. complete as required.

Supplying and laying of multi stranded PVC insulated Aluminium Conductor Twin Flat sheathed 1.1 KV grade LT cable of 2 core 25 sq. mm Confirming to IS 694/1990 with latest amendments complete with cartage & laying at site as per requirement ,complete with connections etc. as required.

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