Generator Circuit Breakers (GCB)

With world-leading SF₆­ technology, ABB’s Generator Circuit Breakers assist all type of power stations all around the globe to increase both safety and efficiency. These improvements are possible since a GCB provides

• simplified operational procedures
• improved protection
• higher power plant availability

Our focus on excellence makes ABB a premier supplier of Generator Circuit-Breakers. We continuously invest in new technology and never compromise in quality. With a short delivery and commissioning time, more than 5000 GCBs with the SF₆ technology have been installed worldwide since 1985.