A) Break down maintenance of 11KV overhead line Millenium incline feeder near 11KV millennium sub station and installation testing commissioning of 100 KVA 11KV 440 Volt Lighting transformer at 11KV old Shankarpur Colliery substation

Amount

Item Description/ Heading

Maintenance of 11 KV overhead line at millennium incline feeder from shankarpur village to millenium incline 11 KV sub station by checking and making of all jumpers ,11 KV disc insulator ,11 KV pin insulator etc.

Erection of 8/9 mtr. long rail/ ST tubular pole with cement concrete.

Supply and erection of cradle guard/earth continuity with supply of 8/10 SWG G.I wire.

Supply, fabrication and fixing of MS bracket,clamp etc.

Transportation of rail/ST.tubular pole upto worksite.

Dismantling and redrawing of ACSR rabbit conductor.

Tranporting , loading , unloading of 110 KVA 11KV/400Volt transformer to 11 KV old shankarpur sub station.

Installation of 1000 KVA 11 KV/440 volt transformer including testing,commisioning,making cable connection of both primary and secondary side etc.

Laying and erection of 70/955 sqmm XLPE cable from overhead line to primary side of transformer and secondary side to the overhead line.

Socketing of cable lid with supply of 39-90 sqmm copper lugs.

Cost of DPC coated aluminium wire.

Cost of insulation materials

Cost of cock sheet,rupaton rod,DA,oxygen etc.

Cost of brass stud with insulator brass.

Cost of wooden formafor coil making.

Cost of decarbonsing core and tank cleaning etc.

Cost of varnish and thinner.

Repairing of tank and damage cooling pipe.

Rewinding charges

Tranporting , loading , unloading to and fro

Total impact of GST for the purpose of CTC

BENGAL ELECTRICAL ENTERPRISE (BID ID -1109723)

DUTTA ELECTRIC (BID ID -1109730)