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Outdoor Vacuum Circuit Breaker

Outdoor Vacuum Circuit Breaker

This outdoor AC MV vacuum circuit breaker is mainly used to break and close load current, over-load current and short-circuit current in outdoor 40.5Kv three-phase alternating current 50/60Hz power system. This circuit breaker is also suitable for occasions with frequent operations.

Technical Parameters

Rated voltage 40.5kV
Rated current 630, 1250,1600, 2000A
Rated short-circuit breaking current 20/25/31.5kA
Rated short-circuit making current 50/63/80kA
Rated short-time withstand current 20/25/31.5kA
Rated peak withstand current 50/63/80kA
Mechanical duration 3000 Times
Breaking time of rated short-circuit breaking current 30 Times
1 min P.F. withstand voltage-dry (phase to phase, to earth; across open contacts) 42/49kV
1 min P.F. withstand voltage-wet 34kV
Lightning impulse withstand voltage peak (phase to phase, to earth; across open contacts) 75/85kV
Abrasions thickness of contacts 3 mm
Net weight 70 kg

We are a professional outdoor vacuum circuit breaker manufacturer in China. We are located in Wenzhou, Zhejiang province. Here we have access to deep water docks, international airport, highways and convenient transportations, which can effectively save your transportation cost. In addition, we also provide technical advanced wind turbine generators, load break switches, disconnect switches and other products at a reasonable price. If you are looking for wind turbine generators and power transmission equipment, we welcome you to contact us!

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