Generator circuit-breakers (GCB)
Hitachi Energy generator circuit-breaker HVS-63S
GCB system with innovative build-in monitoring
The world’s most powerful GCB, HEC 9 and the compact open-type GCB, HVR-63 have been put to the test, doubling the standard seismic qualification levels (1g).
Lean, clean production machine
Hitachi Energy's award-winning GCB factory in Switzerland has set a lean manufacturing benchmark by doubling production capacity, halving the floor space and cutting production time from 3 weeks to 2 days.
Stay one step ahead with Hitachi Energy’s GMS600 monitoring systems
GMS600 is Hitachi Energy’s next-generation monitoring system for generator circuit breakers (GCB) to enhance power plant reliability.