Factory wholesale High-precision Ac Contactor - VS1-12KV MV Vacuum Circuit Breaker – Simply Buy

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We have our own product sales staff, style crew, technical group, QC staff and package staff. We now have strict high quality management procedures for each approach. Also, all of our workers are experienced in printing subject for Zl300 For Af Contactor , Kz370 Eh Contact Kits , Circuit Breaker Repair , Our tenet is "Reasonable prices, efficient production time and best service" We hope to cooperate with more customers for mutual development and benefits.

Factory wholesale High-precision Ac Contactor - VS1-12KV MV Vacuum Circuit Breaker – Simply Buy Detail:

VS1-12 vacuum circuit breaker

is a type of high voltage switch which appropriate to 12kv, 50Hz three phase alternating current system, applicable for protecting and controlling, especially appropriate to frequent operation and short circuit places. This type is mainly used in fixed or drawble type switchgear .

Advantages

Simple structure
Adapt ultra low resistance type vacuum interrupter
Adapt optimization and modular spring operating mechanism
Suitable for occasions with frequent operation
Free maintenance and long service life
High reliable performance

Ambient condition

1 Ambient temperature: max +40°C min -15°C(conveyance under -30°C is allowed)

2 Altitude: ≤1000m

3 Relative humidity: daily average relative humidity: ≤95%; monthly average relative humidity≤90%; daily average saturated vapor pressure ≤2.2*10^-3 MPa; monthly average value ≤1.8*10^-3 MPa

4 Earthquake intensity: ≤8 degree

5 The installation should be free from fire, explosion, severe vibration, chemical corrosion and serious pollution

Main Technical Parameters

Item	Description		Unit	Data
1	Rated voltage		KV	12
	Rated frequency		Hz	50/60
3	Rated current		A	630 1250 1600 2000 2500 3150
4	Rated short-circuit breaking current		kA	25,31.5,50KA
5	Rated short-circuit making current(peak value)		kA	50,63,80
6	Rated short-time withstand current		kA	20,25,31.5
7	Rated withstand current(peak value)			50,63,80
8	Rated insulation level	Lightning impulse withstand voltage	KV	145
8	Rated insulation level	1 min power-frequency withstand voltage	KV	64
9	Rated operating sequence			OC-0.3s-CO-180S-CO
11	Rated short-circuit duration		s	4
12	Times of breaking with the rated short-circuit current		Times	30
13	Mechanical life		Times	10000
14	Weight		kg	150

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Innovation, excellent and reliability are the core values of our company. These principles today much more than ever form the basis of our success as an internationally active mid-size business for Factory wholesale High-precision Ac Contactor - VS1-12KV MV Vacuum Circuit Breaker – Simply Buy, The product will supply to all over the world, such as: Denver , United States , Iceland , Nowadays our products sell all over the domestic and abroad thanks for the regular and new customers support. We provide high quality product and competitive price, welcome the regular and new customers cooperate with us!

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الدولة الصلبة الزائد التقوية

It can be said that this is a best producer we encountered in China in this industry, we feel lucky to work with so excellent manufacturer.

By Cara from Hamburg - 2015.06.12 16:22

The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!

By Elvira from Morocco - 2015.04.25 16:46