Electronic thermal overload relay SZRR1 Product Details: Altitude: not exceed 2000m. The ambient air temperature -50 ~ + 40 ℃ industrial cats, 24h in the average temperature does not exceed + 35 ℃. Atmospheric conditions: at + 40 ℃ when the air relative humidity less than 50%, at lower temperatures can have a higher relative humidity, the wettest month monthly average minimum temperature does not exceed + 25 ℃. The monthly average maximum relative humidity less than 90%. Right as the condensing temperature to produce the occasional special measures should be taken. Pollution levels for three. Mounting surface and the vertical gradient of not more than 5 °. In the absence of a significant shake industrial product, shock and vibration. ZBW1 series modular substation overview ZBW1 series of modular substation by our company to meet the urban network construction and wind power, solar photovoltaic power generation needs, design their own products. With a compact, complete and strong, safe and reliable industrial cats, easy maintenance, beautiful appearance, etc., it has a small footprint, easy to move to sell industrial cats, short production cycle and so on. Product performance reached advanced domestic level. Uses ZBW1 series combined substation as AC 50Hz, 6-10kV network, rated capacity 50-1600kVA independent sets of power distribution configuration, suitable for urban high-rise buildings, residential quarters, factories, hotels, parks, fields, airports, docks inside, shopping malls, railway and temporary facilities, indoor and outside spaces. ZBW1 series combination substation for the ring distribution system, it can be used as a radial network terminal power supply. Conditions of Use a altitude does not exceed 1000m; b ambient air temperature not higher than + 45 ℃, not lower than -25 ℃; c relative humidity: daily average of not more than 95%, the monthly average of no more than 90%; d. Installation site: installed in the absence of fire, explosion, severe contamination, chemical corrosion and severe vibration; when the above conditions are not met the requirements, the user can consult with our company. Industrial cat wholesale | Industrial Cat | Xi Xi promise electromechanical provided by Connaught Mechanical and Electrical Equipment Co., Ltd., Henan. Henan Xi Connaught Electrical Equipment Co. (www.hnxinuo.com) strong, credible, in Zhengzhou, Henan electronics, electrical products processing industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Connaught Electrical and Mechanical study into the brilliant and you work for a better future!