repair maintenance of of e and m services at da staff quarters at haiderpur shalimar bagh delhi sh servicing repairing of sub station equipment- servicing of draw out type 11 kv630amp, 3phase vcb from the ht panel complete, cleaning & testing of wiring system, replacement of minor spare parts such as spring, nuts bolt & washer, setting right the mechanism and reassembling, testing and commissioning etc as reqd. 2 servicing of draw out type 800amp / 1000amp / 1250 amp. / 1600amp / 2500 amp., acb, 3pole, / 4 pole, 415-volt 50 hz from the mv panel, complete, cleaning, lubricating of moving parts, checking & testing of wring system, replacement of minor space parts such as spring, nuts bolts & washer, setting right the mechanism and reassembling, testing and commissioning etc. as reqd. 3 servicing, testing of the complete set of 3 no. over load & one earth fault numeric type, cleaning. checking of wiring system calibration with secondary injection test kit, setting of tripping according to the load complete with testing and commissioning as reqd. 4 servicing, checking, complete of 11 kv ht transformer, 1000 kva, dry type, cleaning all contacts, checking and tighten all nut bolt, control wiring, dust, moisture i / c replacement of miner parts i.e., suitable size copper wire, thimble, pvc sleeve nut bolt, washer etc wherever, complete testing etc as reqd. 5 complete servicing of p.t. assembling of 11 kv h.t. panel cleaning all contacts, checking and tighten control wiring, checking p.t. fuse i / c replacement of miner parts ie suitable size copper wire, thimble, pvc sleeve nut bolt, washer etc wherever, complete testing etc as reqd. 6 supplying and replacement of led type indication light in the existing lt panel, supply voltage 220 volt ac, 50 hz. in the existing panel. 7 servicing and repairing of capacitor panel, replacement of bourn control wiring, cupper legs, pvc sleave, copper wire, 3phase 415 volt ac, 50 hz lt panel complete, cleaning & testing of wiring system, replacement of minor parts such as nuts bolt & washer, testing and commissioning etc as reqd. 8 supplying and replacement of following capacity capacitor - ( make - epcos / ge / l&t / ducati ) . 9 supplying and replacement of volt and amp meter size 96*96 mm, 415 volt ac, 50 hz. in the existing panel. ( make - schneider / ae ) 10 supplying & fixing the power pack unit of 24 volt, dc for tripping shunt trip coil of ocb / vcb according idmt relays of 11kv ht panel i / c control wiring with copper wire, copper thimble & assembling the existing power pack unit etc complete as reqd. 11 supplying & replacement of the defective charging mechanism with charging motor of 11 kv vcb in ht panel i / c control wiring with copper wire, copper thimble & assembling the existing defective unit etc complete as reqd. 12 supplying & replacement of over current & earth fault numeric type relay in ht panel supply voltage 24 volt, dc for tripping shunt trip coil of vcb according setting of relay of 11kv ht panel i / c control wiring with copper wire, copper thimble & assembling the existing defective unit etc complete as reqd.