China China Wholesale Function Of Distribution Box Supplier – ZW8-12 Vacuum Circuit Breaker – L&R Manufacture and Factory

China Wholesale Function Of Distribution Box Supplier – ZW8-12 Vacuum Circuit Breaker – L&R

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We constantly continually give you essentially the most conscientious client provider, plus the widest variety of designs and styles with finest materials. These initiatives include the availability of customized designs with speed and dispatch for Surge Protection Distribution Board, Eagle Switchgear, Arc Fault Interrupter, We welcome new and aged buyers from all walks of lifetime to make contact with us for potential small business associations and mutual success!

China Wholesale Function Of Distribution Box Supplier – ZW8-12 Vacuum Circuit Breaker – L&R Detail:

Specification

Serial number	parameter name	Value
1	Rated voltage	12KV
2	Rated current	630A
3	Power frequency withstand voltage	42kV/48kV
4	Mechanical life	10000
5	Isolation new port disconnect distance	> 200mm
6	Average opening speed	1.0+0.2m/s
7	Average closing speed	0.7+0.15m/s

Parameter

Rated voltage			KV	12
Max. operating voltage			KV	12
Rated current			A	630
Rated short circuit load breaking current			KA	20
Rated short circuit making current (peak)			KA	50
Rated p-eak withstand current			KA	50
Rated short time withstand current 1 min			KA	20
Rated insulation Power level	Power frequency withstand voltage (dry)		KV	42
	Lig htning impulse withstand voltage (peak}		KV	75
Rated operating sequence				(O)-0.3s{CO)-180s (CO)
Mechanical life			time	10000
Nos of breaking rated short circuit breaking current			time	30
Rated dosing voltage of operating mechanism			V	110,220
Rated opening voltage of operating mechanism			V	110,220
Opening distance of contact			mm	11 ±1
Over travelling distance (spring compressed length of contact}			mm	3
Asynchrony of opening or closing three phases			ms	≤2
Jumping time of contact closing			ms	≤2
Average opening speed			s	1.0±0.2
Average closing speed			s	0 7±0.15
Opening time		Under highest operating voltage	s	0.015-0.05
		Under lowest operating voltage	s	0.03-0.06
Closing time			s	0.025-0.05
Main circuit resistance of each phase			卩C	≤120
Permissible abraded thickness of moving and static contacts			mm	3

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Reliable good quality and very good credit standing are our principles, which will help us at a top-ranking position. Adhering to your tenet of "quality 1st, purchaser supreme" for China Wholesale Function Of Distribution Box Supplier – ZW8-12 Vacuum Circuit Breaker – L&R , The product will supply to all over the world, such as: Buenos Aires, Birmingham, Iran, We take measure at any price to attain essentially the most up-to-date gear and procedures. The packing of nominated brand is our a further distinguishing feature. The solutions to assure years of trouble-free service has attracted a great deal customers. The goods are obtainable in improved designs and richer variety, they're produced scientifically of purely raw supplies. It accessible in a variety of designs and specifications for the selection. The newest forms are much far better than the previous one and they're extremely popular with several clients.

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High Quality, High Efficiency, Creative and Integrity, worth having long-term cooperation! Looking forward to the future cooperation!

By Astrid from Anguilla - 2017.05.21 12:31

As an international trading company, we have numerous partners, but about your company, I just want to say, you are really good, wide range, good quality, reasonable prices, warm and thoughtful service, advanced technology and equipment and workers have professional training, feedback and product update is timely, in short, this is a very pleasant cooperation, and we look forward to the next cooperation!

By Alice from Marseille - 2017.03.28 12:22

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