Outdoor Medium Voltage 15kV Disconnect Switch
1. The Outdoor High Voltage Disconnector/Isolator Switch is a high voltage switch equipment which is single phase, AC 50Hz.
2. The high voltage isolator switch adopts isolated hook rod.
Technique Parameters:
| Type | HGW | |
| Rated voltage | 12KV | |
| Rated current | 400A, 630A | |
| 4s heat steady e.c.A | 12500 | |
| shock voltage A | 31500 | |
| Impulse withstand voltage | To earth | 75KV |
| Across the isolating distance | 85KV | |
| Power-frequeny wihstand voltage | To earth | 38KV |
| Across the isolating distance |
42KV |
|
Service Conditions of Outdoor Disconnector isolator switch:
Altitude:1000 to 3000m.
Ambient temperature:-30 celsius to +40celsius
The relative humidity of air:monthly humidity not more than 90%,daily humidity not more than 95%.
Wind pressure:not more than 700Pa( wind speed is 34m/s).
Amplitude:earthquake degree 8
Environmental pollution degree:degree III
Note: it could not be used under the condition of danger and blast,
heavy pollution,chemical etching,strong shake etc.
