Fan module is installed to the module aperture in the ceiling of a rack. Size of the fan module is 450 x 200 x 45mm. Connecting wire has a Schuko plug and universal terminal. The fan module has 2 or 3 coolers.
The normal air flow direction is into the rack through a filter. Excess pressure created in the rack prevents dust from entering the rack.
Voltage of a cooler is 220-240 VAC, power 17 W. Free air flow is 1,7m3 / min. Size of a cooler is 120 x 120 x 38mm. Thermostat unit can be installed between the fan module and the connecting wire.