The case is made of painted steel. Motors with an external rotor and an impeller with back-bent blades made of plastic are used. All fans have motor protection against overheating. The kit comes with a bracket for quick and easy installation of the fan in any position. Don’t need any maintenance and reliable in operation.
The speed of the fans can be adjusted with a thyristor regulator.
OVERALL, CONNECTING DIMENSIONS AND WEIGHT
It is intended for regulation of speed of rotation of the fan like with the asynchronous electric motor. The case is made of plastic, is installed inside the premises. Small dimensions and simplicity in control find wide application together with fans of RV, SV series.