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Help CenterIsolate Switch,Low Voltage Isolate Switch
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Specifications
1,Suit for 500V50Hz outdoor power distribution lines2,Isolate Switch(500V),Low Voltage Isolate Switch
Key words : Switch,Isolate Switch,High Voltage Isolate Switch and so on
- Rated voltage:500V
- Rated current:400A-800A-1250A
General description :
JDJ series of outdoor low-voltage fuse type isolating switch (hereinafter referred to as isolating switch), widely used in rural power transformer low voltage side outlet, branch feeders, are affixed to implement fuse replacement products. Under certain conditions, can be divided into a small load off, and Closing overhead lines and transformers. Isolation switch prevent low back supply, reduce power outage area, ensure the maintenance personnel safety, improve reliability and avoid high-altitude operations, more great significance
The basic conditions of use isolation switch:
- Altitude:≤2000m
- Ambient air temp.:upper limited +40oC,lower limited -25oC
- Eathquake intensity ≤8°
- The ground have not fire,exposion danger,seriously nasty,chemical etch and serious shake
The main technology parameter:
Type Number |
Rated voltage(KV) |
Rated current(A) |
4S heat-stability current(A) |
Machine-stability current(A) |
Impulse current(KV) |
Frequency voltage(KV) |
||
Phase to ground |
Breaking |
Phase to ground |
Breaking |
|||||
|
JDJ-0.5 |
0.5 |
|
1250 |
3150 |
4 |
5 |
2 |
3 |
400 | ||||||||
500 | ||||||||
600 | ||||||||
800 | ||||||||
1000 | ||||||||
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