maintenance of electrical and mechanical equipments at residential colony of indian audit & account department narmada colony at naranpura ahmedabad sh e&m work --1 supplying and fixing suitable size gi box with modular plate and cover in front on surface or in recess, including providing and fixing 6 pin 5/6 & 15/16 amps modular socket outlet and 15/16 amps modular switch, connection etc. as required. 2 supplying and drawing following sizes of frls pvc insulated copper conductor, single core cable in the existing surface/ recessed steel/ pvc conduit as required. 3 supply, installation testing & commissioning of wall / ceiling mounting type 20-22 w led batten 4 feet luminaire, ip 20 ,colour temperature 5500 - 6500 k having efficacy not less than 100 lm/w,rated life of l 70 @ 50000 hours, crca / aluminium body,inbuilt electronic driver, including wiring with 1.5 sq.mm frls pvc copper wire etc. complete as required