The LW-126 series outdoor high-voltage sulfur hexafluoride circuit breaker is designed for outdoor use in areas with an altitude not exceeding 3000m, ambient temperatures ranging from -40°C to +60°C, and pollution levels not exceeding IIV. It operates in AC 50Hz/60Hz networks with a maximum voltage of 126kV. The circuit breaker is used to interrupt rated current, fault current, or switch lines, enabling control and protection of the power system. It can also be utilized as a disconnecting switch.
Ambient condition
Altitude: ≤1000m
Ambient Air Temperature: ≤+60°C and ≥-40°C
Air Relative Humidity: ≤90% in indoor locations (at +30°C)
Environment without conductive dust
Absence of corrosive gases that can damage metal and insulation
No severe vibrations or impacts
No combustion and explosion hazards environments
