products

12KV 1250A HV Vacuum Circuit Breaker With Vacuum Arcing Chamber

Basic Information
Place of Origin: XIAN
Brand Name: XG
Certification: ISO,CCC
Model Number: ZN28
Minimum Order Quantity: 1 SET
Packaging Details: WOODEN CASE
Delivery Time: 7-15 DAYS
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 2000 SET
Detail Information
Type: HV Vacuum Circuit Breaker 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
Poles Number: 3 Phase: Three Phase
Medium: Vacuum Material: Galvanized Sheet And Accessories
High Light:

1250A HV Vacuum Circuit Breaker

,

12KV HV Vacuum Circuit Breaker

,

12KV 1250A Vacuum Circuit Breaker


Product Description

12KV 1250A HV Vacuum Circuit Breaker With Vacuum Arcing Chamber ​

 

1.Description of HV Vacuum Circuit Breaker

 

Ambient temperature:-40°C~+40°C
Relative humidity:≤95%or≤90%

Altitude:2000m

Wind pressure:700Pa(equivalent to wind speed 34m/s)

Seismic intensity:8

 

2.Parameter of HV Vacuum Circuit Breaker

 

No. Item Unit Data
1 Rated voltage KV 12
2 Rated insulation voltage V 42,75
3 Rated current A 630,1250,1600,2000,2500,3150
4 Rated short-circuit close current(peak value) KA 20,31.5,40
5 Rated operation order   off--0.3s on and off--180S-on and off
6 Rated short-circuit Breaking current times times 30(50),20(30)
7 Rated Impulse withstand voltage KA 50,80,100
8 4S Heat steady e.c.A   20,31.5,40
9 all opened and broke time ms ≤100
10 Mechanical life-span times 10000
11 cumulated thickness of the moving and stationary contact mm 3
12 Oil buffer buffers the journey mm 10

3.Environmental condition

 

Relative humidity: daily average ≤95% , monthly average ≤90% ;

Earthquake intensity: 8 degree;

Altitude: ≤1000m;

Ambient temperature: -25°C ~+40°C ;

It should work in occasions without flammable and explosive matter, without corrosive chemical and frequent severe vibration.

4.Technical diagram

blob.png

5. Prodcution line

公司五圈2.jpg

6. After service

service(1).jpg

7. FAQ

 

Reply inquiry in 24 hours or even short time.

Inform us product category & the reasonable price will be provided accordingly.

Share all question related.

Welcome to visit to our company for technology communication.

 

Contact Details
Emma

Phone Number : +8613319220197

WhatsApp : +008613319220197