supply of 11kv, 50c/s, 2000amps, 25ka for 3sec horizontal upright mounting verticles 3pole, double break, centre post rotating, banging type mechanism. manually operated isolator with single earth switch, bom box (4no+4nc auxillary switch) with base frame with 18 nos, 11kv post type insulators.(double stack). but without terminal connector and supporting structures confirming to is 9921 of latest issue and as per our requirement note: 1) operating down type -- 6mtr 2) crank flat -- double lever
