CRVB/4-450 N (230V50HZ) – Soler and Palau – Roof Mounted Fan – Vertical Discharge
Range of centrifugal roof mounted fans in vertical discharge format:
– Very low profile design
– Base manufactured from galvanised sheet steel.
– High efficiency centrifugal backward curved impeller manufactured from high strength black injection moulded plastic (225 and 250) or from aluminium sheet (from 280 to 355).
– External rotor motor
– Cowl manufactured from spun aluminium.
– On-Off isolator switch
Available, depending on the model, in 2, 4 o 6 poles.
– Single-phase external rotor motor 230V-50/60Hz (CRVB-N),IP54, class F, with safety thermal overload protection.
Speed controllable by voltage.
– Three-phase external rotor motor 230/400V- 50/60Hz (CRVT-N), IP54, class F, with safety thermal overload protection.
Speed controllable by frequency inverter and by voltage.