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12-40.5kV GCBV-40 Vacuum Circuit Breaker
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- Product Description
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GCBV-40 vacuum circuit breaker is the perfect combination of advanced casting post technology and stable and reliable modularization operating mechanism, has excellent electrical and mechanical properties, and is used as protection and control switch equipment for transformers, motors, capacitors and other loads as well as distribution lines and suitable for power distribution system such as power plant and substation, urban infrastructure construction, metallurgical and petrochemical plants and mines. The product has a perfect mechanical and electrical interlocking device, ensuring the safety of operator and equipment and the electricity safety.
Technical Specification
Parameter Name
Unit
Technical Parameter
Rated Voltage
kV
12
Power Frequency Withstand Voltage
kV
42kV
Lightening Impulse Insulation Level
kVp
95kV
Rated Current
A
630
1250
1600
2000
2500
3150
4000
Rated Frequency
Hz
50/60
Rated Short-circuit Breaking Current
kA
25/31.5
31.5/40
40
Rated Short-circuit Making Current
kA
63/80
80/100
100