Product Description:

NEZF-12R series center-mounted solid-sealed vacuum load switch-fuse combination (hereinafter referred to as vacuum switch) is the latest generation of vacuum switchgear developed according to the unique design concept and combined with market demand. It is widely used in indoor Armored air insulated switchgear. It complies with the provisions of GB3804-2004, GB16926-1997 and other standards. Under normal conditions, as long as the vacuum switch is within the range of technical parameters, it can ensure safe and reliable operation in the power grid of the corresponding voltage level.

Item Meaning:

Application Condition:

• Ambient Air Temperature: -25℃~+40℃ / -13℉~+104℉
• Relative Humidity: daily average≤95%；monthly average≤90%
• Altitude: ≤1500m
• Earthquake Intensity: ≤8 degree
• Wind Pressure: ≤700Pa (equal to wind speed: 34m/s)
• Installation Environment: No dripping water, no flammability and explosion hazard, no chemical corrosive gas, no violent vibration
• Notice: please contact us if the application environment is beyond above range.

Main Technical Parameters:

Ordering Instruction:

1.Circuit breaker name, model and order quantity;

2.The rated current and rated short-circuit breaking current of the circuit breaker;

3.The model, name, operating voltage and release type of the equipped operating mechanism;

4.Quantity of operating vehicles and other spare parts and spare parts;

5.If the user has other special requirements, please negotiate when ordering.