HWV-12/630-20 vacuum circuit breaker is a special vacuum circuit breaker for 12kV SF6 gas insulated switchgear, the switch adopts splint structure, which has the advantages of reliable breaking performance, long service life, maintenance-free and easy installation. HWV-12/630-20 vacuum circuit breaker is mainly used in the common ABB SF6 fully insulated metal-enclosed switchgear or other similar types of SF6 gas insulated switchgear. 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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