Outdoor Vacuum Circuit Breaker, 12 kV, 630/1250 A
This outdoor vacuum circuit breaker is designed for use in 12 kV power distribution systems. It offers reliable performance with rated current options of 630 A or 1250 A.




Technical Specifications
Product Overview
HTZ-12 Series Vacuum Circuit Breaker
The HTZ-12 series outdoor vacuum circuit breaker incorporates advanced international technology and a modern design concept to provide superior electrical protection. It serves as an ideal solution for 11kV/33kV substation transformer outlets and distribution network column switching. When paired with compatible controllers, it facilitates seamless control, measurement, protection, and communication for automated electrical infrastructure.
Technical Specifications
- Rated Voltage
- 12 kV
- Rated Current
- 630 A1250 A
Application
Primary Applications
- 11kV Substation main transformer outlet
- 33kV Switch outlet
- Distribution network column switch
- Substation automation and miniaturization



