China China Wholesale Breaker With 2 Switches Supplier – ZW8-12 Vacuum Circuit Breaker – L&R Manufacture and Factory

China Wholesale Breaker With 2 Switches Supplier – ZW8-12 Vacuum Circuit Breaker – L&R

Short Description:

Product Detail

Product Tags

Feedback (2)

As for aggressive costs, we believe that you will be searching far and wide for anything that can beat us. We can state with absolute certainty that for such high-quality at such rates we have been the lowest around for Circuit Breaker Timer Switch, Distribution Switchgear, On Off Breaker Switch, "Passion, Honesty, Sound service, Keen cooperation and Development" are our goals. We are here expecting friends all over the world!

China Wholesale Breaker With 2 Switches 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

Product detail pictures:

Related Product Guide:

Sticking for the perception of "Creating goods of high quality and making good friends with people today from all around the world", we constantly set the interest of shoppers to begin with for China Wholesale Breaker With 2 Switches Supplier – ZW8-12 Vacuum Circuit Breaker – L&R , The product will supply to all over the world, such as: Romania, Lisbon, Libya, All the imported machines effectively control and guarantee the machining precision for the items. Besides, we have a group of high-quality management personnels and professionals, who make the high-quality items and have the ability to develop new merchandise to expand our market home and abroad. We sincerely expect customers come for a blooming business for both of us.

Car Battery Distribution Box

Cracked Distribution Box

Digging Up A Distribution Box

Electrical Transformer Box

Empty Power Distribution Box

Free Standing Switchboard

Generator Disconnect Breaker

Lunch Box Distribution Llc

Overload Protection Circuit

Package Substation

Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.

By Dinah from Jeddah - 2018.06.19 10:42

Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!

By Kristin from belarus - 2018.12.22 12:52

Write your message here and send it to us