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CHINA JINGDA ELECTRICAL CO.,LTD is one of the biggest manufacturer and exporter of the low voltage electrical equipment in China. The company covers an area of 420000m2, it is an transnational ,transregional,across line great company. We have more than 20 years' experience in designing and manufacturing low voltage electrical equipment.We are mainly producing Mini CircuitBreaker,Moulded Case Circuit Breaker,Contactor,Relays,Earth Leakage Circuit Breaker,Fuses,Current Transformer,Intelligent Distribution and other electrical accessories,ect. Most of our products have obtained "CE""CB""CCEE""VDE" approvals. Our products are really safety,duradility and reliability.We have business connections with many clients from 80 countries and regions of five continents.We enjoy high reputation in international...... Product-list Circuit BreakerContactorPower SupplyPilot Lamp&Push Button SeriesWind Power GenerationVacuum ProductLampsSwitch Series
Outdoor High Voltage Vacuum Circiut Breaker- ZN-40.5(VKP) |
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No. |
Referencename |
Unit |
Data |
|
1 |
Rated voltage |
KV |
40.5 |
|
2 |
1min working frequency withstand voltage(effective value) |
KV |
95 |
|
3 |
Lighting impact withstand voltage (peak value) |
KV |
185 |
|
4 |
Rated frequency |
Hz |
50 |
|
5 |
Rated current |
A |
1250. 1600. 2000 |
|
6 |
Rated short time withstand current |
KA |
25. 31.5 |
|
7 |
Rated peak value withstand current |
KA |
63. 80 |
|
8 |
Rated short circuit lasting times |
s |
4 |
|
9 |
Rated short circuit breaking current |
KA |
25 . 31.5 |
|
10 |
Rated short circuit making current |
KA |
63. 80 |
|
11 |
Rated operating sequence |
O-0.3s-CO-180s-CO |
|
|
12 |
Disconnect times |
ms |
<80 |
|
13 |
Breaking times of rated short circuit breaking current |
Times |
20 |
|
14 |
Rated single capacitor group breaking current |
A |
630 |
|
15 |
rated back to back capacitor group breaking current |
A |
400 |
|
16 |
Rated operating voltage |
V |
AC110/220.DC110/220 |
|
17 |
Machine life |
Times |
10000 |
| Entry 33 of 43 |
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