12KV-36KV High Voltage Polymer outdoor Disconnect Switch
GW58-12/24/36 outdoor MC disconnect switch are used to open an close circuit with voltage but no-load 50/60Hz, 12kV up to 36kV power system, this anti-pollution type can be used in the series pollution area.
Manufacture according IEC standards.
Up to 36kV, 900A, 200kV BIL.
Three phase disconnector.
Porcelain and polymer type insulator.
Manual and electric drivers.
Accessories and relays.
| Test Item |
Unit |
Data |
| Rated voltage |
kV |
12 |
24 |
36 |
| Rated current |
A |
400/630 |
400/630 |
400/630 |
| Rated frequency |
Hz |
50/60 |
50/60 |
50/60 |
| Rated short-time withstand current |
kA |
20 |
20 |
25 |
| Rated short-circuit duration |
s |
4 |
4 |
4 |
| Main loop resistance |
μΩ |
≤100 |
≤100 |
≤100 |
| Power frequency withstand (wet) |
kV |
30 |
65 |
85 |
| Power frequency withstand (dry) |
kV |
48 |
85 |
115 |
| Lightning impulse withstand voltage |
kV |
75 |
125 |
185 |
