Summariz
The ZW 20 outdoor high voltage vacuum circuit breaker is an outdoor high voltage switchgear with a rated voltage of 12kV and a three-phase AC voltage of 50 / 60Hz. It is mainly used for the load current overload current and short circuit current of the power system.
It is suitable for substations, industrial and mining enterprises and urban and rural distribution networks for protection and control, especially for frequent operation of places and urban network automatic distribution network. This product and controller matching, can meet the requirements of distribution automation system, and can reliably and effectively complete the traditional coincidence function. It adopts the mature box-type sealing structure, with good sealing performance, so that it is not affected by the external environment, is a maintenance-free product. Its spring operating mechanism or permanent magnet operation mechanism has high reliability, is good for circuit breaker on the column.
Configur
The following configurations can be combined:
smart/manual operation/incommunicado/permanent magnetism
Current range:
Greater than or less than 1250A
Ratio selectable:
25 30 50 75 100 150 200 300 400 500 60
Testimonial
