Leading Manufacturer for Small Circuit Breaker - ZW6-12/630-16(20) Series outdoor high voltage vacuum circuit breaker – Aiso

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Leading Manufacturer for Small 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 purpose would be to offer good quality products at competitive price ranges, and top-notch support to clients around the whole world. We're ISO9001, CE, and GS certified and strictly adhere to their good quality specifications for Leading Manufacturer for Small 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: South Africa, Bandung, Tanzania, We welcome customers from all over the world come to discuss business. We supply high quality solutions, reasonable prices and good services. We hope to sincerely build business relationships with customers from at home and abroad, jointly striving for a resplendent tomorrow.