New Design 1P, 2P,3P,4P, 125A Manual Changeover Switch
AS(M)-125 series installation and operation manual
Normal working conditions
1.The air temperature is -5℃～+40℃, the average value within 24 hours should not be over 35℃.
2.The relative humidity should not exceed 50% at max temperature +40℃, the higher relative humidity is permissible at lower...