Ceneral

ZN28-12 series indoor HV vacuum breaker is HV indoor switch with rated voltage 12kV Three-phase AC 50Hz, The product conforms to GB1984-98 standard. There are two types of architectural structure: integrative design for operating mechanism and breaker body or segregative desing. Integrative design is just ZN28-12 basic model, and segregative design is just ZN28A-12 model, suitable for fixed switch cabinets, such as GG-1A(Z), XGN2A10(Z) and so on.

The product can match with CD17, CD10 DC electromagnet operating mechanism and CT19 spring energy storage operating mechanism.

Main technical parameter

ZN28-12G Outline and mounting dimension

ZN28A-12G Outline and mounting dimension