China OEM High Quality Vacuum Trips Breaker Supplier – ZW8-12 Vacuum Circuit Breaker – L&R Manufacture and Factory

OEM High Quality Vacuum Trips Breaker Supplier – ZW8-12 Vacuum Circuit Breaker – L&R

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Our well-equipped facilities and great excellent command throughout all stages of generation enables us to guarantee total customer fulfillment for Air Circuit Breaker Switch, Smdb Panel, Shunt Trip Switch, The concept of our company is "Sincerity, Speed, Service, and Satisfaction". We will follow this concept and win more and more customers' satisfaction.

OEM High Quality Vacuum Trips Breaker 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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Innovation, excellent and reliability are the core values of our firm. These principles today more than ever form the basis of our success as an internationally active mid-size corporation for OEM High Quality Vacuum Trips Breaker Supplier – ZW8-12 Vacuum Circuit Breaker – L&R , The product will supply to all over the world, such as: Ukraine, Johor, Romania, We accomplish this by exporting our wigs directly from our own factory to you. The goal of our company is to get customers who enjoy coming back to their business. We sincerely hope to cooperate with you in the near future. If there's any opportunity, welcome to visit our factory!!!

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