Ventilation units for circular ducts, with 25 mm acoustic insulation casing, interchangeable covers and EC Technology motor
Fan: • Aluminium profile structure. • Covers with a high quality, 25 mm thick acoustic casing made of prefinished sheet. • Backward curved impeller. • Standardised inlet and outlet flanges allowing for easy installation in ducts. • Interchangeable covers to supply air on either side. • Air inlet nozzle with diffusers that increase the efficiency of the fan.
Motor: • High efficiency external rotor EC Technology motors, adjustable via 0-10 V signal. • Single-phase 200-240 V 50/60 Hz and three-phase 380-480 V 50/60 Hz. • Working temperature: -25 ºC +60 ºC.
Finish: • Anti-corrosive in pre-lacquered steel sheet and aluminum profiles.