China China Wholesale Mains Isolator Switch Manufacturers – ZW8-12 Vacuum Circuit Breaker – L&R Manufacture and Factory

China Wholesale Mains Isolator Switch Manufacturers – ZW8-12 Vacuum Circuit Breaker – L&R

Short Description:

Product Detail

Product Tags

Feedback (2)

"Sincerity, Innovation, Rigorousness, and Efficiency" is the persistent conception of our company for the long-term to develop together with customers for mutual reciprocity and mutual benefit for Control Switchgear, Switchgear Assembly, Outdoor Prefabricated Substation, Welcome any of your inquiries and concerns for our products, we look forward to establishing a long-term business relationship with you in the near future. contact us today.

China Wholesale Mains Isolator Switch Manufacturers – 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

Product detail pictures:

Related Product Guide:

We depend on sturdy technical force and continually create sophisticated technologies to meet the demand of China Wholesale Mains Isolator Switch Manufacturers – ZW8-12 Vacuum Circuit Breaker – L&R , The product will supply to all over the world, such as: Niger, India, Poland, In the increasingly competitive market, With sincere service high quality products and well-deserved reputation, we always offer customers support on products and techniques to achieve long-term cooperation. Living by quality, development by credit is our eternal pursuit, We firmly believe that after your visit we will become long-term partners.

12kv Electrical High Voltage Switchgear Panel Kyn28-12