Parts Of 11kV 630a Vacuum Circuit Breaker With Good Price List

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  • 1 - 9 Pieces
  • 10 - 19 Pieces
  • >=20 Pieces
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Quick Details
Place of Origin:
Zhejiang, China (Mainland)
Brand Name:
Model Number:
Vacuum, Outdoor
Poles Number:
11kV/12KV vacuum circuit breaker
Rated Voltage:
Rated current:
Rated frequency:
Mechanical life:
High voltage
Accept special order
Supply Ability
Supply Ability:
100 Piece/Pieces per Month
Packaging & Delivery
Packaging Details
Standard export wooden case packing
Ningbo or Shanghai
Lead Time :
Product Description

Parts of 11kv 630a vacuum circuit breaker with good price list

ZW32-12 type miniaturization of outdoor high vacuum circuit breaker (hereinafter referred to as the circuit breaker) is three-phase ac frequency 50Hz, rated voltage of 7.2-12kV outdoor high voltage switch equipment . Circuit breaker meet the national GB1984 the high-voltage ac breaker and professional standard JB3855 “3.6~40.5 kV voltage vacuum circuit breaker outdoor exchange” and relevant IEC standard. For industrial enterprise, power plants and substation of electrical equipment for control and protection with, and rural power grid frequent operation place. Circuit breaker has repeatedly open circuit and fast reclose ability.

Model description

Environmental conditions

1,Environmental temperature: no high than 40℃, no less than -40℃.

2,Air relative humidity: day average no greater than 95%, on average less than 90%.

3,The altitude does not exceed 2000m.

4,Wind pressure not more than 700Pa(equivalent to wind speed 34m/s)

5,Seismic intensity not more than eight level.

6,No fire, explosion, serious filthy, chemical corrosion and violent vibration of places.

7,If the customers have other special requirements, can be in order to put forward , our company can offer most satisfied.

Technical parameters

1Rated voltageKV12

Rated insulation


1min withstand


Lightning impulse withstand voltage(peak)75
3Rated currentA630   400    200
4Rated break current on shortingKA20 16 12.5
5Rated operating sequence OC-0.3s-CO-180S-CO
6Open circuit times of rated short dropout currentTimes30
7Rated short circuit making currentKA50
8Rated peak withstand current
9Rated shorting withstand currentKA20
10Rated duration of short-circuitS4
11Opening time(shunt trip)Max operating voltagems15~50
Rated operating voltage
Min. operating voltage30~60
12Closing timems25~50
13Total breaking time≤100
14Arcing time≤20
15Mechanical lifeTimes10,000
16Rated input power of energy storge motorW40
17Rated operating voltage and secondary circuit rated voltageVDC220 110 24
AC220 110 24
18Energy storage tome Under rated voltageS≤10
19Over-current releaseRated currentA5

The accuracy grade of

 tripping current


Outline and installation dimension

 Product details
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Company Information

Yueqing City AISO Electric Appliance Co., Ltd located in Liushi Town, Wenzhou City, Yueqing City , Zhejiang Province.Industrial Zone,Liushi town is China's high and low voltage electrical appliances . We have a wealth of experience in production and sales,we specialize in production of power Transformer, current transformer , Voltage transformer .Cuircuit Breaker ,Capacitor, fuse , load switch, lightning arrester and eletric equipments. In addition, we have a good location advantage, and most manufacturers have more close contact, you can provide other electrical products, and according to your needs, customized products We sincerely hope that you and I work together to create. A better future!


Work Shop

1)We have a professional team.Take care of every customer question.


2)Eight years exporting experience can help us to serve you better.


3)100% QC inspection Before the timely delivery of the goods.


4)We have a strict factory inspection requirements.





Our Services

Our Services


1.We can make the products as different’s special require.


2.Flexible lead time 


3.We can offer products at different prices 


4.We have our own workflow (AISO process) 


5.Any way, any time, your problems will be timely reply 




"Do you have a catalogue? Can you send me the catalogue to have a check of all your products?"

Yes , We have product catalogue.Please contact us on line or send an Email to sending the catalogue.


"Whether can produce as my require?"

"Yes,we can make the products as different’s special require."


"How long the product warranty?"

"Normally, the warranty for the product is 18 months , warmly reception with the calling, visiting and letters, and give the best answers and solution in time from the customers for the technical problem."


"What kind of payment do you accept ? Can I pay RMB ?"

"We accept T/T(Wire transfer),Western Union and Paypal. And you can pay money In RMB. No problem."


"Any requirements or question,welcome to ""Send"" us an e-mail  Now!!!


It's our great honor to do services for you! "




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