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Quick Details

  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: Liyond
  • Model Number: VSG
  • Type: Vacuum
  • Poles Number: 3
  • Product Name: Vacuum Circuit Breaker
  • Phase: Three
  • Current type: AC
  • Standard: High Voltage
  • Quality: High quality
  • Feature: Practical and durable
  • Packing: Carton with bubble

Packaging & Delivery

Packaging Details 1.Each one is wrapped with plastic film
2.Packed in cartons
3.Cartons are sealed in a wooden box
4.The cases are bound with iron belts externally
Delivery Time Usually 10-15days,as soon as possible
Product Description

 High Voltage  VSG Modular VCB/ Vacuum Circuir Breaker


VSG 12KV  High Voltage  Spring Vacuum Circuit Breaker: circuit breaker) is three-phrase A.C. 50Hz indoor of power supply distribution equipped with the rated voltage 12 KV. This product is in accordance with GB1984-2003( high voltage A.C. circuit breaker),JB3855-1996 (3.6-4.5KV indoor A.C. high voltage circuit breaker), DL403-2000(technical conditions for ordering of 12-40.5KV high voltage vacuum circuit breaker) and IEC standard 62271-100:2001( high volage A.C. Circuit breaker). It can be used for protecting and controlling equipment in the grid equipment and the dynamic design of industrial and mining enterprise .It is suitable for switching load and frequent operation with different property and with the capability of many times operations of breaking short-circuit current.

Applying ambient conditions:

1.Ambient temperature:-2o℃-+40℃ , and the daily average is less than 35℃

2.Ambient humidity: the average humidity of a day should be no more than 95%;the average humidity of a month should be no more than 90%

3.Saturated vapor pressure:average pressure of a day should be no more than2. 2kPa,the average pressure of a month should be no more  than 1.8kPa;

4.The height above sea level:less than 2000m;

5.Earthquake intensity:not exceed 8 degrees.

6.It should be installed in the places without dust,smoke,corrosive or flammable gases,vapor and salt spray.


good compatibility, stable and reliable performance, free maintenance and long service life, is old-fashioned contactor is the ideal substitute of products.


1Rated voltageKV12


Rated currentA
6301000 12501600 2000 2500 3150
3Rated short circuit breaking currentKA
4Rated peak withstand currentKA
5Rated short time withstand currentKA
6Rated short circuit making currentKA



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1. What's the payment term?

T/T, L/C, Western Union


2. What's the delivery time?

Within 20 working days after receive deposit and confirm details.


3. Can you offer test report of the product?

We test every product before packing.


4. Can you offer components of the products?

Yes, we also sell components separately.

We will give you the reasonable price and best service!

Company Information

About us:

We are specialty on epoxy resin medium voltage and high voltage components, such as 12KV, 24 KV, 36KV and 40.5KV switchgear bushing, contactor box, insulators, Indoor AC high voltage earthing switch , transducers.630A, 1250A, 2500A, 3150A and 4000A contactor box, club contact, fix contact, arm contact and jaw contact. 630A and 1250A VS1 circuit breaker. 630A and 1250A ZN85-40.5 circuit breaker. 12KV and 24KV earth switch. KYN28A-12 and KYN61 high voltage switchgear components!


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