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ZW8-12 Outdoor High-voltage Vacuum Circuit Breaker

Negotiable

Zhejiang Ziguang Electrical Equipment Co., Ltd.

Located Region:

China

Address:

No.3, 22nd Street, Eastern New District, Wenling City, Taizhou City, Zhejiang Province

Biz Consulting:

010-83910265

E-mail:

1728896342@qq.com

Online Contact

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This circuit breaker is a "green" environmental protection product, it with three-phase total box-type seal structure, and without oil, gas pollution. The product is with vacuum interrupting, which has the features of safety, reliability, compact and easy installation. It also has the function of overload and short circuit protection and automatic reclosing. The product can equipped with vacuum interrupter linkage disconnector (visible isolating distance) and electronic remote control, according to user needs, which can help us to realize remote control operation. This product is applicable to 10kV distribution line voltage level, small substation.

No.	Item	Unit	Value
1	Rated voltage	kV	12
2	Rated current	A	630
3	Rated frequency	Hz	50
4	1min power frequency withstand voltage (wet) (dry) phase to phase, phase to earth/fracture	kV	34 42/48
5	Lightning impulse withstand voltage (peak) phase to phase, phase to earth/fracture	kV	75/85
6	Rated short circuit breaking current	kA	20
7	Rated short circuit breaking times	Times	30
8	Rated peak withstand current (peak)	kA	50
9	Rated short-time withstand current/duration	kA/S	20/4
10	Rated short circuit making current (peak)	kA	50
11	Resistance of main circuit	μΩ	≤120(without isolation) ≤150(isolation)
12	Mechanical life	Times	10000