VACUUM CIRCUIT-BREAKER 12KV POLE-CENTRE DISTANCE 210MM 20KA 800A WITH 1ST SHUNT RELEASE WITH VARISTOR CIRCUITRY DC >= 60V WITH CLOSING SOLENOID DC 220V, VOLTAGE OF 1ST SHUNT RELEASE DC 220V, . WITH OPERATING CYCLE COUNTER BREAKER TRIPPING SIGNAL COMPLETE WIRED WITH MOTOR OPERATED STORED- ENERGY MECHANISM DC 220V WITH AUXILIARY SWITCH 6NO+6NC WITH 64-POLE PLUG MOTOR AND RELEASE ON WIRED TO LOWER PLUG PART, AUXILIARY SWITCH INTERNAL ON WIRED TO LOWER PLUG PART, RATING PLATE AND INSTRUCTIONS IN ENGLISH, FREQUENCY OF SECONDARY VOLTAGE 50HZ RATED POWER FREQUENCY WITHSTAND VOLTAGE 42KV INSTEAD OF 28KV