Medium voltage circuit breakers
The world’s most successful range of MV vacuum and SF6 gas circuit breakers for indoor and outdoor applications.
Across every market ABB's breakers occupy a leading position thanks to their proven reputation for reliability, performance and long life. CBs from ABB are available for original equipment manufacturers (OEM) to incorporate in their own installations or for use in repair, retrofit and upgrade projects.
Instruction manual VD4
Instruction manual VD4/R
Instruction manual HD4
Instruction manual HD4/R