The ZN85-40.5KV indoor vacuum circuit breaker is primarily used in a 3-phase AC 50Hz power system for opening and closing load currents, overload currents, and short-circuit currents in rural, urban, and small-scale power systems. The product features a 3-phase common box structure, with the 3-phase vacuum interrupters housed within a metallic enclosure. It utilizes SMC insulating materials for inter-phase insulation and ground insulation, offering high insulation strength.


Supply nationwide 35KV ZN85-40.5/3150 isolation switchgear





