Details: providing & fixing of complete pole assembly with vacuum interrupter for 33 kv vcb. after replacement of vacuum interrupter following test to be carred out. a. opening & closing time of breaker poles. b. checking tripping of breaker at 70% dc voltage. c. checking of megger values of breaker poles of all poles in open and close condition d. checking the close/open operation of breaker from remote & local and rectification of wiring fault, if any
Sector: Transmission