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...service life. VS1 (ZN63) vacuum circuit breaker(general type) uses vertical insulators to protect against climate effects; And in the maintenance and maintenance aspect, usually only need to do the operation...
...service life. VS1 (ZN63) vacuum circuit breaker(general type) uses vertical insulators to protect against climate effects; And in the maintenance and maintenance aspect, usually only need to do the operation...
... , 3150A and 4000A contact box , club contact , fix contact, arm contact and jaw contact . 630A and 1250A VS1 circuit breaker . 630A and 1250A ZN85-40.5 circuit breaker . 12KV and...
... of AC 50Hz, rated voltage up to 660V (690V) and below, and rated current 400A~6300A, used to distribute electrical energy and protect circuits and Power supply equipment is protected from faults such as ove...
...voltage up to 660V (690V) and below, and rated current 400A~6300A, used to distribute electrical energy and protect circuits and Power supply equipment is protected from faults such as overload, undervoltage...
...working voltage To 690V, rated current 200 ~ 1600A distribution network, used to distribute electrical energy and protect the circuit and power equipment from overload, The hazards of short circuit, under vo...
..., pleasant apprearance and delicate dimension. Description: UKM30 series molded case cicuit breaker is suitable for circuit AC 50Hz/60Hz, rated voltage up to AC660V, Rated operating current up to 250A. It fe...
... bending is directed regularly with the increase of temperature. When the circuit breaker is closed in normal working condition, the internal bimetallic sheet is heated by a certain current, and the thermal ...