Discount wholesale Safety Circuit Breaker - ZW6-12/630-16(20) Series outdoor high voltage vacuum circuit breaker – Aiso

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Discount wholesale Safety Circuit Breaker - ZW6-12/630-16(20) Series outdoor high voltage vacuum circuit breaker – Aiso Detail:

General Description

ZW6-12/630-16(20) Series outdoor high voltage vacuum circuit breaker is used for rated voltage 12KV and below, three phases, AC50Hz, power system, to switch on/off loading current, over-current, and short circuit in rural or urban power network, and for similar application, also for sectionalizer of urban 12KV network.

Main Technical Parameters

Technical parameters of breaker as sheet 1

Item	Description			Unit	Data
1	Ratedvoltage			KV	12
2	Ratedinsulationlevel	1minwithstandvoltage	Dry		42
			Wet		34
		Lightningimpulsewithstandvoltage(peak)			75
3	Ratedcurrent			A	630
4	Ratedfrequency			Hz	50
5	Ratedshortcircuitbreakingcurrent			KA	12.51620
6	Ratedshortcircuitmakingcurrent(peak)				31.54050
7	Ratedpeakwithstandcurrent				31.54050
8	Ratedshorttimewithstandcurrent				12.51620
9	Operatingsequence				OC-0.3s-CO-180S-CO
10	Nosofbreakingratedshortcircuitbreakingcurrent			Times	30
11	Mechanicallife				10,000
12	RatedoperatingvoltageCTspringoperatingmechanismprovided				DC24,48V,AVDC110V,220V
13	Permissibleabradedthicknessofcontact			mm	3
14	Ratedcurrentofover-currentrelease			A	5
15	Weight			kg	130

Note:Please contact the factory to confirm the latest parameters

Breaker assembly and physical parameters as sheet 2

Item	Description		Unit	Data
1	Openingdistanceofcontact		mm	9±1
2	Overtravellingdistanceofcontact			3±1
3	Averageclosingspeed		s	1.0±0,2
4	Averageopeningspeed			0.6±0.2
5	Jumpingtimeofcontactatclosing		ms	≤2
6	Asychronyofthreephaseopening
7	Closingtime		s	≤0.1
8	Openingtime	Highestoperatingvoltage		≤0.06
		Lowestoperatingvoltage		≤0.1
9	DCresistanceofeachphasecircuit		μΩ	≤200
10	Centraldistancebetweenphase(inarcextinguishingchamber)		mm	193

Note:Please contact the factory to confirm the latest parameters

Outline & Installation Size

Note: If user has any special requirement, please negotiate with our factory.

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Product detail pictures:

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Related Product Guide:

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Our primary goal is to offer our clients a serious and responsible business relationship, providing personalized attention to all of them for Discount wholesale Safety Circuit Breaker - ZW6-12/630-16(20) Series outdoor high voltage vacuum circuit breaker – Aiso, The product will supply to all over the world, such as: United Arab emirates, Boston, Saudi Arabia, With a fully integrated operation system, our company has won a good fame for our high quality products, reasonable prices and good services. Meanwhile, we have established a strict quality management system conducted in material incoming, processing and delivery. Abiding by the principle of "Credit first and customer supremacy", we sincerely welcome clients from home and abroad to cooperate with us and advance together to create a brilliant future.