ZW7-40.5 outdoor high voltage vacuum circuit breaker
ZW7-40.5 outdoor high voltage vacuum circuit breaker for the exchange of 50Hz, voltage 40.5kv outdoor high voltage electrical equipment. The spring-loaded structure or the electromagnetic-operated structure can be remotely controlled and can be manually closed or closed manually. Design performance in line with GB1984-89 "AC high-voltage circuit breakers" national standards. And meet IEC-56 "AC high-voltage circuit breaker" International Electrotechnical Commission standards. ZW7-40.5 type outdoor high voltage vacuum circuit breaker, mainly used for outdoor 35kv power transmission and transformation system control and protection purposes. But also can be applied to urban and rural power grids and industrial and mining enterprises in the normal operation and short circuit protection purposes. The overall structure of the product for the porcelain pillars; on the porcelain bottle vacuum interrupter, under the porcelain vase for the pillars. Suitable for frequent operation of the place. And has a good sealing, anti-aging, high pressure, no combustion, no explosion, long life, easy installation and maintenance.