ZW6-12 Series 12KV 3 phase High voltage vacuum circuit breaker
ZW6-12/630-16(20) Series outdoor high voltage vacuum circuit breaker is used for rated voltage 12KV and below, three phases, AC50Hz, power system, to switch on/off loading current, over-current, and short circuit in rural or urban power network, and for similar application, also for sectionalizer of urban 12KV network.
Quick Details
Description
- Place of Origin: Zhejiang, China (Mainland)
- Brand Name: AISO/OEM
- Model Number: ZW6-12
- Type: Vacuum, Indoor
- Poles Number: 3
- Product: ZW6-12 Circuit Breaker
- Rated Voltage: 12KV
- Rated current: 630A
- Rated frequency: 50Hz
- Mechanical life: 10000Times
- Uses: High voltage
- Standard: IEC
- Customized: Accept special order
- Port: Ningbo/Shanghai
General Description
ZW6-12/630-16(20) Series outdoor high voltage vacuum circuit breaker is used for rated voltage 12KV and below, three phases, AC50Hz, power system, to switch on/off loading current, over-current, and short circuit in rural or urban power network, and for similar application, also for sectionalizer of urban 12KV network.
Main Technical Parameters
Technical parameters of breaker as sheet 1
|
Item
|
Description
|
Unit
|
Data
|
|
1
|
Rated voltage
|
KV
|
12
|
|
2
|
Rated insulation level
|
1min withstand voltage
|
Dry
|
42
|
|
Wet
|
34
|
|
Lightning impulse withstand voltage(peak)
|
75
|
|
3
|
Rated current
|
A
|
630
|
|
4
|
Rated frequency
|
Hz
|
50
|
|
5
|
Rated short circuit breaking current
|
KA
|
12.5 16 20
|
|
6
|
Rated short circuit making current(peak)
|
31.5 40 50
|
|
7
|
Rated peak withstand current
|
31.5 40 50
|
|
8
|
Rated short time withstand current
|
12.5 16 20
|
|
9
|
Operating sequence
|
|
OC-0.3s-CO-180S-CO
|
|
10
|
Nos of breaking rated short circuit breaking current
|
Times
|
30
|
|
11
|
Mechanical life
|
10,000
|
|
12
|
Rated operating voltage CT spring operating mechanism provided
|
|
DC24,48V,AV DC110V,220V
|
|
13
|
Permissible abraded thickness of contact
|
mm
|
3
|
|
14
|
Rated current of over-current release
|
A
|
5
|
|
15
|
Weight
|
kg
|
130
|
Note:Please contact the factory to confirm the latest parameters
Breaker assembly and physical parameters as sheet 2
|
Item
|
Description
|
Unit
|
Data
|
|
1
|
Opening distance of contact
|
mm
|
9±1
|
|
2
|
Over travelling distance of contact
|
3±1
|
|
3
|
Average closing speed
|
s
|
1.0±0,2
|
|
4
|
Average opening speed
|
0.6±0.2
|
|
5
|
Jumping time of contact at closing
|
ms
|
≤2
|
|
6
|
Asychrony of three phase opening
|
|
7
|
Closing time
|
s
|
≤0.1
|
|
8
|
Opening time
|
Highest operating voltage
|
≤0.06
|
|
Lowest operating voltage
|
≤0.1
|
|
9
|
DC resistance of each phase circuit
|
μΩ
|
≤200
|
|
10
|
Central distance between phase(in arc extinguishing chamber)
|
mm
|
193
|
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
The expanding trade company, customers all over the world, with a good reputation to get the trust of customers at home and abroad, to promote the modernization of our country, promote world economic and technological exchanges, enhance friendship with the people of all countries make a lot of positive work.
We sincerely hope that you and I work together to create. A better future!
