bids are invited for piano type non modular electrical switch socket combination as per is 3854 and is 1293 , led bulb with battery as per is 16102 , pvc insulated unsheathed cable with flexible conductor as per is 694 , modular electrical enclosure switch board boxes for modular type accessories , pvc channel , non - modular piano type domestic electrical switches as per is 3854 , piano type modular domestic electrical sockets - is 1293 , ceiling rose - is 371 , voltage regulator for domestic fans , propeller type ac ventilating fans - exhaust fans (v2) as per is 2312 , mcb - miniature circuit - breakers for a.c. operation as per is / iec 60898 (part 1) total quantity : 10545