ZN63A / VS1-12 Indoor 12kV SF6 Vacuum Circuit Breaker High Voltage

Basic Information
Place of Origin: XIAN
Brand Name: XG
Certification: ISO,CCC
Model Number: ZN63
Minimum Order Quantity: 1 SET
Price: USD200-1000
Packaging Details: WOODEN CASE
Delivery Time: 3-7 DAYS
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 2000 SETS
Detail Information
Rated Voltage: 3.6KV 6.6KV 7.2kV, 12kV, 17.5kV, 24kV, 36kV, 40.5kV Rated Current: 400A 630A, 1250A, 1600A, 2000A, 2500A, 3150A,
Frequency: 50/60Hz Medium: Vacuum
Material: Galvanized Sheet And Accessories Standard: GB, IEC Standard
Function: Control And Protection Installation Location: Power Plants, Substations And Power Systems Etc
Warranty: 12 Months MOQ: 1set
Operation Type: Electric Or Manual
High Light:

12kV SF6 Vacuum Circuit Breaker


ZN63A SF6 Vacuum Circuit Breaker


ZN63A sf6 cb

Product Description

ZN63A / VS1-12 Indoor 12kV High Voltage SF6 Vacuum Circuit Breaker


1.Product Description


ZN63(VS1)-12 series indoor vacuum circuit breaker is a three-phase AC 50Hz,rated voltage of 12kV indoor switchgear,control and protection for industrial and mining enterprise,power plants and substations ,electrical facilities,and for frequent operation place. Adopting VET operating mechanism and circuit breaker integrated ,design can be used as a fixed installation unit can also be equipped with special advance mechanism ,the composition of handcart unit used


2.Ambient Condition:


1.The ambient temperature:-15°C-+40°C;
2.The altitude:≤1000M;
3.Relative humidity:daily average value is not greater than 95%,monthly average is not greater than 90%;
4.The surrounding air is not corrosive and flammable gas,steam and other significant pollution;
5.Earthquake intensity:≤8 degree.



Simple structure
Adapt ultra low resistance type vacuum interrupter
Adapt optimization and modular spring operating mechanism
Suitable for occasions with frequent operation
Free maintenance and long service life

4.High reliable performance
NO. Item Units Parameters
1 Rated voltage kV 12
2 Rated frequency Hz 50
3 Rated insulation level Rated lighnting impulse tolerance kA To erath/Phase to Phase 42/48
1 Min frequency voltage To earth/Phase to Phase 75/85
4 Rated shot-circuit breaking current kA 20 25 31.5 40
5 Rated current A 630 630 1250 1600 1250 1600
1250 1250 2000 2500 2000 2500
6 Rated short circuit withstand current kA 20 25 31.5 40
7 Rated peak withstand current 50 63 80 100
8 Rated short-circuit alosing current(peak)   50 63 80 100
9 Duration of rated short circuit current S 4
10 Mechanical life   10000
11 Frequency tolarance of the secondary circuit voltage(1min) V 2000
12 Rated operating sequence   O-0.3s-CO-180s-CO




1.XIGAO Electricenergy Group Co., Ltd is founded in 1993, 320000m2 plant, specialized in manufacturing high & low voltage power transmission and distribution (PTD) equipment, always focusing on the business at collection of research, design, OEM, ODM and trade in CN.
2. Our factory has Automantic production line.
3. We have quality management system and relevant certificates.
4. 24 hours oversea service online.


6.Competitive Advantages


1. We offer high quality products at competitive price.

2. Shortest delivery time.

3. Flexible payment terms.

4. Timely after-sale service.

5. Our products have been exported to Argentina, Egypt, Australia, Romania, Pakistan, Dubai, Abu Dhabi, Iran, India, Indonesia, Vietnam, Malaysia and many other countries.


7.Product photo:

ZN63A / VS1-12 Indoor 12kV SF6 Vacuum Circuit Breaker High Voltage 0




1. Send the technical data, better for all useful information; we will make a good recommendation.

If possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding.

2. The lead time depend on quantity of order. Some standard type is on stock. Otherwise, it will take 3-15 days.

3. Usually shipped by sea, small order or urgent order we can send you by air.

4. All our activities are accredited to ISO 14001:2015 and IEC standard.

5. Technology ensure the quality satisfy international request.

Contact Details

Phone Number : +8613319220197

WhatsApp : +8613319220197