Molded Case Circuit Breaker Information
Dimension (Unit: mm)
Tips: Working Conditions of Molded Case Circuit Breaker.
1. Ambient air temperature:1) The upper limit of ambient air temperature +40℃;2) The lower limit of ambient air temperature is -5℃;3) The average value of the ambient air temperature for 24 hours does not exceed +35°C.
2. Altitude: The altitude of the installation site does not exceed 2000m.
3. Atmospheric conditions:The relative humidity of the atmosphere does not exceed 50% when the ambient air temperature is +40℃; it can have a higher relative humidity at a lower temperature; the monthly average maximum relative humidity of the wettest month is 90%, and the monthly average of the month is the lowest The temperature is +25℃, taking into account the condensation on the surface of the product due to temperature changes.
4. Pollution degree: The pollution degree is level 3.