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

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

Short Description:

Product Detail

Product Tags

Feedback (2)

We have been ready to share our knowledge of internet marketing worldwide and recommend you suitable merchandise at most aggressive rates. So Profi Tools present you very best price of money and we are ready to develop alongside one another with Indoor High Voltage Vacuum Circuit Breaker 40.5kv Vacuum Circuit Breaker, Electrical Switchgear, Circuit Breaker Reset Button, Therefore, we can meet different inquiries from different clients. Please find our website to check more information from our products.

Best High Quality outdoor air break 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:

Our development depends on the advanced equipment, excellent talents and continuously strengthened technology forces for Best High Quality outdoor air break switch Manufacturers - ZW8-12 Vacuum Circuit Breaker – L&R , The product will supply to all over the world, such as: Luxemburg, Vietnam, Oman, We have been persisting in the business essence "Quality First, Honoring Contracts and Standing by Reputations, providing customers with satisfying goods and service. " Friends both at home and abroad are warmly welcome to establish everlasting business relations with us.

11kv 400amp Iacm