China Best High Quality air break switch Manufacturer - ZW8-12 Vacuum Circuit Breaker – L&R Manufacture and Factory

Best High Quality air break switch Manufacturer - ZW8-12 Vacuum Circuit Breaker – L&R

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"Sincerity, Innovation, Rigorousness, and Efficiency" may be the persistent conception of our organization for that long-term to establish jointly with customers for mutual reciprocity and mutual gain for Breaker Electrical Panel, Low Voltage Switchgear, Gfci Breaker Switch, The main goal of our company is to live a satisfactory memory to all the customers, and establish a long term business relationship with buyers and users all over the world.

Best High Quality air break switch Manufacturer - 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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We are ready to share our knowledge of marketing worldwide and recommend you suitable products at most aggressive costs. So Profi Tools offer you finest benefit of money and we are ready to produce alongside one another with Best High Quality air break switch Manufacturer - ZW8-12 Vacuum Circuit Breaker – L&R , The product will supply to all over the world, such as: Sri Lanka, Turkey, Amsterdam, Our products are mainly exported to Southeast Asia, the Middle East, North America and Europe. Our quality is surely guaranteed. If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.

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