Vacuum circuit breaker ZN12-12(40.5)
AChigh-voltagemanual reset

vacuum circuit breaker
vacuum circuit breaker
Add to favorites
Compare this product


Electrical characteristics
AC, high-voltage
Operating mode
manual reset
Other characteristics

Min.: 630 A

Max.: 4,000 A


12 kV


ZN12-12 series indoor AC HV vacuum circuit breaker is the indoor equipment of three phases AC 50Hz, rated voltage of 12kV, which introduced the technology from German company. It is suitable for area with all kinds of load and frequent operation, and can used for protection and control of industrial and mining, enterprise, power plant and substation electrical facilities.    This product is in accordance with related requirement of GB1984, JB3855, DL403 and IEC standards. 1. The breaking capacity of the arc extinguish chamber is high, the current carrying capacity is low, and the electrical life is long. 2. layout is from front to back, simple and compact structure, complete operation and easy maintenance. 3. In order to structure and installation, they can be divided into: Horizontal fixed type, inclined fixed type, middle set movable type.


No catalogs are available for this product.

See all of Ningbo Tianan (Group) CO.,Ltd.‘s catalogs

Other Ningbo Tianan (Group) CO.,Ltd. products

Medium Voltage

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.