Description
BZV2-12 Series Indoor High-Voltage Vacuum Circuit Breaker (hereinafter referred to as the circuit breaker) is a new-generation vacuum circuit breaker developed by our company with advanced design and manufacturing technologies.
It is suitable for power distribution networks of AC 50 Hz, rated voltage 12 kV and rated current ranging from 630 A to 4000 A for power control and protection. With compact size, light weight and the capability for frequent operation, it is widely used in buildings, industrial and mining enterprises, power plants, substations and other sites.
This circuit breaker can be fitted into KYN28A-12 type withdrawable switchgear. It is available in fixed type and truck-mounted type, and supports reclosing operation.
Applicable Standards & Specifications
IEC 62271-100:2008 & GB/T 1984-2014, High-voltage alternating current circuit-breakers
IEC 62271-1:2007 & GB/T 11022-2011, Common specifications for high-voltage switchgear and controlgear standards
JB/T 3855-2008, Indoor AC high-voltage vacuum circuit breakers for 3.6 kV ~ 40.5 kV
DL/T 402-2016, High-voltage alternating current circuit-breakers
