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Indoor AC High Voltage Vacuum Circuit Breaker

Indoor AC High Voltage Vacuum Circuit Breaker

This indoor AC HV vacuum circuit breaker is a type of holistic sealed HV switchgear and is used to control and protect electric apparatus and circuit with frequent operations. It is suitable for the power system of rated voltage 12Kv to 24Kv, three-phase AC 50/60HZ. This indoor vacuum circuit breaker features small volume and compact structure, and conforms to IEC62271, GB3855 and DL403.

Technical Parameters

Rated voltage 12Kv,13.8/15.5Kv,24Kv
Rated frequency 50/60 Hz
Rated breaking times of short-circuit breaking current 50 Times
Rated operating sequence O-0.3s-C/O-180s-C/O
Rated breaking current of single capacitor bank 630A
Rated breaking current of back-to-back capacitor bank 400A
1 min P.F. withstand voltage 50kV
Lightning impulse withstand voltage 125kV
Mechanical lifetime 10000/20000 Times
Closing time Less than 75ms
Opening time Less than 60ms
Storage time under rated voltage Less than 10s

Founded in 1986, Huayi Electric Co., Ltd. is a major indoor AC HV vacuum circuit breaker manufacturer in China and has been ISO9001: 2000 and ISO14001: 2004 certified. We provide a variety of power transmission and distribution equipment for your choice, including circuit breakers, load break switches and disconnect switches. These products are reliable in quality and have been certified by KEMA, GOST, CCC, TUV, WTGS and CB. If you are looking for such products, we welcome you to contact us immediately! Our products will satisfy you!

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