China China Wholesale 4000a Switchboard Manufacturer – ZW32-12 Vacuum Circuit Breaker – L&R Manufacture and Factory

China Wholesale 4000a Switchboard Manufacturer – ZW32-12 Vacuum Circuit Breaker – L&R

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With our loaded working experience and thoughtful products and services, we've got been acknowledged as a reputable supplier for most international buyers for Safety Switch Circuit Breaker, Circuit Recloser, Three Phase Breaker, We've been prepared to cooperate with company friends from at your home and overseas and produce a wonderful future with each other.

China Wholesale 4000a Switchboard Manufacturer – ZW32-12 Vacuum Circuit Breaker – L&R Detail:

Parameter

Description		Unit	Specification
Rated voltage		kV	12
Rated Insulation level	min power frequency withstand voltage Dry	kV	42
	1 min power frequency withstand voltage Wet	kV	34
	Lightning impulse withstand voltage (peak)	kV	75
Rated Current		A	630
Rated short circuit breaking current		KA	20
Rated operating sequence			O-0.3s-CO-180s-CO
Nos of breaking rated short circuit breaking current		time	30
Rated short circuit making current(peak)		kA	50
Rated peak withstand current		kA	50
Rated short time withstand current		kA	20
Duration of rated short circuit current		s	4
Opening time (Shunt tripping)	Highest operating voltage	ms	15-50
	Rated operating voltage	ms	15-50
	Lov/est operating voltage	ms	30-60
Closing time		ms	25-50
Full breaking time		ms	SOO
Arcing time		ms	s20
technical endurance		time	10000
Rated Input power of charging motor		W	40
Rated operating voltage and rated voltage of auxiliary circuit		V	DC220 110 24
		V	DC220 110 24
Charging time at rated voltage		s	M10
Over-current release	Rated current	A	50
Over-current release	Accuracy of tripping current	%	±10

Use Environment

Environmental Conditions for Use

Altirude: not greater than 2000m;

Contamination Level: Level IV:

Ambient air temperature: 40 ℃-+40 ℃:

Daily temperature difference: daily variation of 25 ℃;

Wind speed not greater than 35m/s

Earthquake intensity of not greater than M8

Places without flammable, explosive hazards, and chemical corrosion

Dimension

FAQ

Q1: Are you factory?

A. Yes, We have 3 factories.

Q2: Are the samples free?

A: Most are free, some items need discuss.

Q3: What kind of payment do you accept?

A: We accept T/T,L/C. PAYPAL. WESTERN UNION

Q4: Are you always available?

A: Yes i am online even in holiday! I will try my best to make you satisfied, If you need any help in china, please contact me. We are your right choice

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Normally customer-oriented, and it's our ultimate concentrate on for being not only one of the most dependable, trustable and honest supplier, but also the partner for our shoppers for China Wholesale 4000a Switchboard Manufacturer – ZW32-12 Vacuum Circuit Breaker – L&R , The product will supply to all over the world, such as: Monaco, Birmingham, Australia, Welcome to visit our company, factory and our showroom where displays various hair products that will meet your expectation. Meanwhile, it is convenient to visit our website, and our sales staff will try their best to provide you the best service. Please contact us if you need more information. Our aim is to help customers realize their goals. We are making great efforts to achieve this win-win situation.

The company account manager has a wealth of industry knowledge and experience, he could provide appropriate program according our needs and speak English fluently.