China OEM High Quality Pole Mounted Substation Manufacturers – ZW8-12 Vacuum Circuit Breaker – L&R Manufacture and Factory

OEM High Quality Pole Mounted Substation Manufacturers – ZW8-12 Vacuum Circuit Breaker – L&R

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"Sincerity, Innovation, Rigorousness, and Efficiency" is definitely the persistent conception of our corporation to the long-term to establish alongside one another with customers for mutual reciprocity and mutual profit for Vacuum Recloser, Breaker Disconnect Box, Outdoor Main Breaker Panel, We warmly welcome you to establish cooperation and create a bright future together with us.

OEM High Quality Pole Mounted Substation 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

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Our team through professional training. Skilled professional knowledge, strong sense of service, to meet the service needs of customers for OEM High Quality Pole Mounted Substation Manufacturers – ZW8-12 Vacuum Circuit Breaker – L&R , The product will supply to all over the world, such as: Zambia, Italy, Latvia, If any item be of interest to you, you should let us know. We will try our best to satisfy your requirements with high quality goods, the best prices and prompt delivery. You should feel free to contact us at any time. We will reply you when we receive your inquiries. Make sure you note that samples are available before we start our business.

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