supply of spares of siemens make 400kv and 220kv circuit breaker and 400kv pantograph isolator at katpp, jhalawar , 400kv circuit breaker (type: 3ap2f1) and 220kv circuit breaker (type: 3ap1f1) , auxiliary contactor(2no+2nc, 48 dc) , auxiliary contactor(2no+2nc,240v ac) , operational counter(220v dc) , local/ remote selector switch(3pole-2 way,non lockable) , limit switch for spring charging(3sv 92900 9oe/3s, 4no+8nc) , o ring set(oring set for one pole of 400kv breaker, breaker model no 3ap2f1) , moleculer filter bag set(moleculer filter bag for one pole of 400kv breaker, breaker model no 3ap2f1) , moleculer filter bag set(moleculer filter bag for one pole of 220kv breaker, breaker model no3ap1f1) , (400kv pantograph isolator) fixed contact assembly (complete) (pantograph isolator) , moving contact assembly corona disc(suitable for main switch moving contact assembly) , moving contact assembly main contact(copper contact tips suitable for main switch moving contact) , (400kv pantograph isolator earth switch) moving contact assembly contact tip(copper contact tips suitable for esmc) , moving contact assembly interrupting device(interrupting device suitable foresmc) , earth switch fixed contact contact block(suitable for esfc) , earth switch fixed contact corona outer shield(suitable for esfc) , earth switch fixed contact corona inner shield(suitable for esfc) , (operating box for pantograph isolator and earth switch) close & open contactors(220v dc 7w, 9a (01 sets consists of 01 pcs open contactor and 01 pcs close contactor)) , local/remote/manual selector switch(10a, 250v) , manual interlock coil(220v dc, 35w) , pole discrepancy timer((0.05-30/180sec), 220v dc) , master control switch(10a, 250v)