Two column high voltage outdoor switch disconnector
40.5 - 252 kV | GW4 Chint Electric Co.,Ltd.

GW4 40.5~252kV Two-column Disconnectors

Application: In rated voltage 40.5~252kV power system, for separating the circuits under off-load status, setup air electrical clearing between the tested electrical apparatuses and electrified circuit.
Ratings: up to 252kV, 3150A
Standards: IEC 62271-102

Features:
 Outstanding performance and reliable operation
 Maintenance free due to its stable contact pressure and self-cleaning capability.
 High anticorrosion capability.
 Easy installation and adjustment.

Technical Data:
 Rated voltage (kV): 40.5 to 252
 Rated current (A): 630 to 3150
 Rated short-time withstands current (RMS), 3s [kA]: 31.5 to 50
 Rated withstands current (peak) [kA]: 80 to 125
 Rated power frequency withstand voltage (RMS):
- To earth (kV): 95 to 460
- Breaks (kV): 110 to 530
 Rated lighting impulse withstand voltage (peak):
- To earth (kV): 185 to 1050
- Breaks (kV): 215 to 1200