... , chemical industry, water treatment, petrochemical industry, and on loads of pump, blower, pumping unit, air compressor, ball mill, crane ... -12KV(+10%, -15%) 50HZWorking voltageNo more than 110% of the rated voltageApplication motorthree-phase asynchronous motor (squirrel-cage), ... well-ventilated.Temperature-25°C~+40°CMax relative humidityRH 5%~95%, without condensateNote: Please notify us if the ...