EC External Rotor Motor Axial Fans
ROTOREX-EC Series

Range of EC external rotor motor axial fans.
Available sizes from 200 to 910mm of impeller diameter. Impellers of sizes 200 to 450 are made of plastic while sizes 500 to 630 have aluminum sheet impellers and sizes 630 to 910 have cast aluminum blades.
Brushless motors IP44 or IP54 rated, depending on the motor size, equipped with thermal protector and ball bearings greased for life. Motors 1, 2 & 3 include a long lead with tachometer signal output, 10VDC output and 0-10VDC input cable for speed control.
Motors 6 & 7 include in their terminal box all the beforementioned plus control input 4-20 mA / PWM and RS-485 ModBus-RTU.

Available in airflow direction “A” – blowing over rotor – or “B” – blowing over stator in different constructions depending on the model and airflow direction:
Deep basket grid for short bellmouth (PN)- Axially bolted.
Grid for full bellmouth flange mounting (ZN)- Radially bolted.
Square full belmouth (Z).

Electrical supply:
Single phase 230V-50/60Hz
Three phase 400V-50/60Hz

On request:
Other construction types.