Working conditions

 Altitude:  2000m The following;

Ambient air temperature: -5°C~+40°C, average temperature in 24h should not exceed +35°C;
  Relative humidity shall not exceed 50% at +40°C, higher relative humidity is allowed at lower temperature condition, (for instance, 90% at +20°C), please take measures for the dew produced on the product caused by temperature change occasionally.

Degree of deviation from the vertical should not exceed 5° ;

The installation site for the switchgear should be free from severe vibration or impact, no corrosive medium that may erode the electric components.