Electrical temperature and humidity control box for fans:

Power: 3 phase 4 wires
Rated voltage: AC 380/220V
Temperature control: 0-50 centi-degree
Working condition: Temperature at 0-60 centi-degree, relative humidity(RH) LESS 85%, non-corrosive air

Time control: Turning on setting from 0.1 seconds to 990 hours turning off setting from 0.1 seconds to 900 hours

Fature: Simple operation, time control-off-temperature

Control free change, control one group of fans turn on or off as per setting mode.