China China wholesale porcelain air break switch Manufacturers - ZW8-12 Vacuum Circuit Breaker – L&R Manufacture and Factory

China wholesale porcelain air break switch Manufacturers - ZW8-12 Vacuum Circuit Breaker – L&R

Short Description:

Product Detail

Product Tags

Feedback (2)

We've been convinced that with joint efforts, the enterprise between us will bring us mutual benefits. We could guarantee you item excellent and aggressive price tag for Electrical Switchgear Okhla, Outdoor Vcb Breaker, 34.5 Kv Switchgear, "Making the Products of High Quality" is the eternal goal of our company. We make unremitting efforts to realize the goal of "We Will Always Keep in Pace with the Time".

China wholesale porcelain 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 company has been concentrating on brand strategy. Customers' pleasure is our greatest advertising. We also source OEM service for China wholesale porcelain air break switch Manufacturers - ZW8-12 Vacuum Circuit Breaker – L&R , The product will supply to all over the world, such as: Sierra Leone, Adelaide, Iraq, Excellent quality, competitive price, punctual delivery and dependable service can be guaranteed. For further inquires please do not hesitate to contact us. Thank you - Your support continuously inspires us.

11kv 200amp Air Break Switch