vacuum circuit breaker china from China manufacturer - SASUN INTERNATIONAL ELECTRIC CO., LTD.

Payment Terms:	T/T,L/C
Place of Origin:	Zhejiang, China (Mainland)

Product Detail

Model No.: ZW8-12

Production Capacity: 100 sets/month

Delivery Date: 30 days

Brand Name: Sasun

Means of Transport: Ocean

Packing: wood cases or customized

Type: High Voltage

Rated voltage: 12KV

good qulity and fast delivery
and have IEC etc international standard

vacuum circuit breaker

serial No.	name	unit	6.3ka	12.5ka	20ka
1	rated voltage	kv	12	12	12
2	max work voltage	kv	12	12	12
3	rated current	a	630	630	630
4	rated short load breaking current	ka	6.3	12.5	20
5	rated short closing current(peak value)	ka	16	31.5	50
6	rated peak withstand current	ka	16	31.5	50
7	1min rated shor-time withstand current	ka	6.3	12.5	20
8	rated insulation level
9	rated operation sequence		0.3s-closing-180s-closng	same	same
10	life of machine	times	10000	same	same
11	rated current open loop frequency	time	30	30	30
12	operating machansm of switching voltage rating	V	110220	same	same
13	contact distance	mm	11±1	same	same
14	over travel	mm	3	3	3
15	three-phase,closing indifferenct period	ms	≤2	≤2	≤2
16	contact bounce time	ms	≤2	≤2	≤2
17	average opening speed	m/s	1.0±0.2	1.0±0.2	1.0±0.2
18	average closing speed	m/s	0.7±0.15	0.7±0.15	0.7±0.15
19	each phase main loop resistance	uΩ	≤120(≤200)	≤120(≤200)	≤120(≤200)
20	static and cly namic contact wear allowan ce thickness	mm	3	3	3
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