ZW11-12 high-voltage vacuum circuit breaker(outdoo

ZW11-12 designed and developed for 10kV delivery side of 110 220kV transformer to supply demostic barren proprietary product (patent No. ZL 01 2 13478.3). In accordance with the standards: GB1984,DL/T402,DL/T403,JB/T3855,IEC56. Applications: industrial and mining enterprises, power plants and substations, especially places operating frequently and important electricity sectors. Features: No oil charging,no gas charging, Large capacity;Fashionable Structure, elegant appearance;No burning,no explosion,free maintenance,long service life;Strength porcelain insulation, CT19 type spring operating mechanism;Equipped with metering,measuring,and current transformer(protected level outside);Relay Protection or smart surveillance components assembling far infrared ray remote control (220kV). Orders information: Type and parameters;Current transformer ratio and accuracy;Rated current and Rated short-circuit breaking current;