AC power feeding system for railwaysVacuum Circuit Breaker (VCB)

Tank Type Vacuum Circuit Breaker (SF6 Gas Insulation)

Environmentally-friendly and excellent anti-seismic performance circuit breaker
We released world-first 204 kV rated models in 2012.

Ecotank Type Vacuum Circuit Breaker (Dry Air Insulation)

This is an environmentally-friendly vacuum circuit breaker (VCB).

27.5kV and 55kV Insulator Type 2-pole Vacuum Circuit Breakers (VCBs)

Compact and highly reliable VCBs developed exclusively for Chinese railways

145kV Insulator Type Vacuum Circuit Breaker

The world's first 145kV single-break insulator type vacuum circuit breaker (VCB)