Wholesale Parts Of Vacuum Circuit Breaker - ZW20-12 Series Outdoor High Voltage Vacuum Circuit Breaker – Ghorit Detail:
ZW20-12 outdoor HV vacuum circuit breaker is a 3-phase AC 50Hz 12kV outdoor switch equipment
♦ Installation way: pole mounted;
♦ Pole type: integrated pole;
♦ Application: outdoor 12kV substation, power plant.
♦ Operation type: manual, electric, remote control.
Environmental Conditions
♦ Altitude: <2000m;
♦ Air temperature: -40°C 〜+40°C; daily temperature change <25°C;
♦ Wind speed < 35m/s;
♦ Filthy level: IV;
♦ Installation places: No fire, explosion hazard, severe chemical corrosion or serious vibration;
♦ Earthquake intensity: <8 level.
Main Technical Parameters
|
NO |
Item |
Unit |
Value |
|
| 1 | Rated voltage |
kV |
12 |
|
| 2 | Power frequency withstand voltage (1min) | (dry) inter-phase, earth/fracture； |
kV |
42/48 |
| (wet) inter-phase, earth |
34 |
|||
| 3 | Lightning impulse withstand voltage (interphase, earth/fracture) |
kV |
75/85 |
|
| 4 | Rated current | A |
630,1250 |
|
| 5 | Rated frequency |
Hz |
50 |
|
| 6 | Rated short circuit breaking current |
kA |
20, 25 |
|
| 7 | Rated peak value withstand current (peak) |
kA |
50, 63 |
|
| 8 | Rated short time withstand current |
kA |
20, 25 |
|
| 9 | Rated short circuit making current |
kA |
50, 63 |
|
| 10 | Rated short circuit duration | S |
4 |
|
| 11 | Rated operating sequence | Times |
O-0.3S-CO-1 80S-CO |
|
| 12 | Rated short circuit breaking current breaking number | Times |
30 |
|
| 13 | Mechanical life | Times |
10000 |
|
| 14 | Rated operation voltage (can be customized) | V |
220 |
|
| 15 | Opening time |
ms |
<80 |
|
| 16 | Closing time |
ms |
<120 |
|
| 17 | Fully breaking time |
ms |
<100 |
|
| 18 | Rated cable charging breaking current |
A |
50 |
|
| 19 | Grade |
E2~C2~M2(10000) |
||
| 20 | Rated short circuit breaking current breaking number | Times |
30 |
|
General Structure Drawing and Installation Size (unit: mm)
Installation ways
Product detail pictures:
Related Product Guide:
We not only will try our greatest to present fantastic expert services to each purchaser, but also are ready to receive any suggestion offered by our prospects for Wholesale Parts Of Vacuum Circuit Breaker - ZW20-12 Series Outdoor High Voltage Vacuum Circuit Breaker – Ghorit, The product will supply to all over the world, such as: Holland, Croatia, Barbados, Due to good quality and reasonable prices, our items have been exported to more than 10 countries and regions. We are looking forward to cooperating with all customers from at home and abroad. Moreover, customer satisfaction is our eternal pursuit.
By Delia from Slovak Republic - 2018.06.05 13:10
Hope that the company could stick to the enterprise spirit of "Quality, Efficiency, Innovation and Integrity", it will be better and better in the future.
By Jacqueline from Ottawa - 2018.02.04 14:13