Xdl10-Epbd4 4 Holes Plastic Box Selector Switch Electronic Electrical Control Box

Product Description 1 Operational temperation:-5°c - +40°c the average value less than +35°c in 24 hours 2 Altitude: less than 2000m 3 Atmosphere condition : when the maximum temperature is +40 °c ,the Operational humidity is less than 50%,allow higher humidity in cooler environments. 4 Pollution degree:3 level 5 Installs Category: II  6 No significant Shaking,no impact vibration and no snow or rain 7 No explosive media,the Gas and dust can't corroding metal and damage the insulation Specifications:1) Ambient temperature: -25~70Centigrade 2) Rated insulation voltage: UI=500V 3) Pollution class: III 4) Degree of protection: IP65/IP66 5) Altitude above sea level: