Square plate for wall mounting
External rotor motor
Protection guard on the inlet
wide range of accessories
The casing, protection guard and impeller is manufactured from galvanised steel, painted in standard black. The fans have sickle bladed impellers.
The single-phase motor is full speed-controllable via Thyristor or transformer. The three-phase motor is full speed-controllable via transformer and D/Y connection. To protect the motor from overheating the fan has integral thermal contacts with external leads for connection to a motor protection device.