VS1 35KV HV Vacuum Circuit Breaker

(VS1)-12 is a HV indoor vacuum circuit breaker working as a protection and control unit of power grid equipment and industrial electric equipment in power system of rated voltage from 7.2KV to 12KV. It meets the requirements of GB/T1984-2014 (AC HV circuit breaker) and JB355-1996 (3.6KV-40.5KV indoor AC HV vacuum circuit breaker). It can be used in switchgears of KYN28(GZS1), XGN

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VS1 35KV HV vacuum Circuit breaker

Structure features

1.This model integrates operation mechanism with the circuit breaker, well arranged, looking beautiful and compact. 2.This model can be operated frequently, able to break and reclose fast many times. 3.Two types of installations (fixed or moved) meet the demands of different switchgears.

Operating conditions

Temperature:-10 degree - plus 40 degree Relative humidity:Daily mean relative humidity not more than 95 percent ; monthly mean relative humidity not more than 90 percent Seismic intensity:Not more than Level 8. Saturated vapor pressure: daily mean pressure not more than 2.2kPa;monthly mean pressure not more than 1.8Kpa Altitude: Less than or equal to 1000 m（Otherwise in special cases） This device should be installed in a place free of fire, explosion, severe dirt, chemical erosion and severe vibration.

Product Parameters

NO.	ITEM	Unit	Parameter
1	Rated Voltage	KV	12
2	Rated Lighting Impulse Voltage tolerance	KV	75
3	1 min Frequency Voltage	KV	42
4	Frequency tolerance of the secondary circuit voltage (1 min)	V	2000
5	Rated short-circuit breaking current breaking number	Times	50
6	1min power frequency	KA	42/48
7	Lightning impulse withstand voltage (peak)	KA	75/85
8	Rated short-circuit breaking current	KA	20/25	31.5	40
9	Rated crurrent	A	630 1250	630/1250	1250/1600
				1600/2000	2000/2500
				2500/3150	3150/4000
10	Rated thermal stability of current(RMS)	kA	20/25	31.5	40
11	Dynamic Stability rated current(peak)	kA	63	80	100
12	Rated short-circuit closing current(peak)	kA	63	80	100
13	rated operating sequence		O-0.3s-CO-180s-CO O-180s-CO-180s-CO
14	Rated a single/back-to-back electric current breaking device group	A	630/400 800/400(40KA)
15	Mechanical life	Times	10000

circuit breaker (3)

circuit breaker (4)

drawing

high-voltage-vacuum-circuit-breaker (2)

VS1 Indoor high voltage vacuum circuit breaker (2)

WORKSHOP

CERTIFICATE

CQC

EXHIBITION

COMPANY OVERVIEW

FAQ

Q5 : Is OEM/ODM available?

A: Yes, it is! Our products can be Customized. We have design and engineer teams,we can customize products according to customers' drawing or requirements.

Q6 : You are manufacturer or trading company?
A: We are factory, As a 100 percent professional manufacturer with 20 year's manufacturer experience, we could produce products according to customers' requirements and we could also control the quality of products 100 percent .

Q7 : Can the price be negotiated?

A: Yes, the price is negotiable. It can be changed according to your quantity or package

Q8 : How about inspection?

A: We have the whole inspection system from raw material to end products include temperature rise test,salt spraying test conductor type test,mechanical life test.

Q9 : What is payment terms?

A: T.T, Paypal,Western Union,Alibaba trade assurance and L/C is acceptable. 30 percent T/T in advance ,70 percent balance before shipment.

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Contact information:

Jiyuan Fengyuan Electrical Equipment Co., Ltd