ZW20-12,12KV outdoor high voltage vacuum circuit breaker

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Product Details

Place of Origin	Shaanxi, China		Brand Name	YS
Model Number	ZW20-12

Product Description

Specifications

ZW20-12 outdoor sf6 circuit breaker is with modularized design, anti-interference design, compact structure, free maintenance, l

ZW20-12 Vacuum Circuit Breaker, Outdoor Type

1. Prodcut Overview

1.1.Application: for the control and protection of substation and equipments; making and breaking short-circuit current under various operating status of electric network

1.2.Standards: IEC 62271-100

1.3.Parameters: Rated voltage: 12kV.
Rated current: 1000A .
Rated frequence:AC50HZ.

2. Features:

2.1 Impact and vibration reduced, Less maintenance

Easy operation and installation.

Copact design and reliable interlock.

Mainly technical parameters
NO	Item	Units	parameters
1	Rated voltage	KV	12
2	Rated Frequency	HZ	50
3	Rated Current	A	630
4	Rated short-circuit breaking current	KA	16 20 25
5	Rated short-circuit closing current (peak)	KA	40 50 63
6	Rated short-circuit duration	S	4
7	Rated short-circuit breaking current breaking number	nos	30s
8	Rated operating sequence		0-0.3s-CO-180s-CO
9	Rated lightning impulse withstand voltage	kv	85
10	1min power frequency withstand voltage	KV	48
11	Closing time	ms	≤ 100
12	opening time	ms	≤ 50
13	Mechanical life	Times	20000
14	Rated Storage and operation voltage	V	AC DC 220/110
15	Breaking life	ms	≤ 80
16	Storage life	s	≤ 10
Adjust the parameters of mechanical properties:
No	Item	Unit	Parameters
1	Contact distance	mm	9±1
2	Contact Over-travel	mm	3±1
3	Closing speed	m/s	0.6±0.2
4	Opening speed	m/s	1.2±0.2
5	Contact closing spring time	ms	≤2
6	Rated contact pressure	N	20KA(2400±200)
7	Three phase closing opening asynchrony	ms	≤2

Contact Us

Xian Yuanshun Electrical Co., Ltd.: Contact nameRachel Hu
Chat Now; Phone86-029-63652215; AddressRm. 3006, Bldg. D, Wangzuo Xiandai City, High-Tech Zone

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Circuit Breaker

ZW20-12,12KV outdoor high voltage vacuum circuit breaker

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