... weight, High intensity, Quick assemble, Anti-corrision - Motor of 380/220V, 50HZ,3 Phase, IP 55, E Class - Each motor ... down by natural physical phenomenon----evaporation. the combination of ventilation fan and evaporative cooling pad can sustain the factory temperature in ... original temperature is.the combination of them:1)WUSUN1380 ventilation fan with 6 square meter of evaporative cooling pad can ...