HWVHX-12/630-20 vacuum circuit breaker is a special vacuum circuit breaker for 12kV environmental protection gas cabinet, the switch adopts splint structure, which has the advantages of reliable breaking performance, long service life, maintenance-free and easy installation. HWVHX-12/630-20 vacuum circuit breaker is mainly used in the market common ABB type environmental protection gas fully insulated metal-enclosed switchgear or other similar types of environmental protection gas cabinets as the main components of the gas filling cabinet, undertaking the main function, with the rated current and load current of the splitting and closing; Closing and breaking short-circuit currents, etc.
Environmental conditions of use: Installation location: inside the box Ambient temperature (ºC): -45~+140 Haiba (m): ≤ 2000 Air humidity (%): daily average not more than 95%, monthly average not more than 90% Seismic intensity: ≤8 degrees
Main technical parameters: Outline and installation dimension drawing
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