Rectangular Insulated Fans (RIF) fans may be used for intake or exhaust ventilation applications where noise levels is the primary selection criteria or where restricted space is available for fan mounting.
It is ideal for applications where fan is required directly overhead the occupied space. The Fan inlets and outlets are Round
Model Variations are
Casing: Rectangular casing made from galvanised steel having round duct connections ranging from 100 mm to 315 mm diameter.
Motor: CE certified 2 pole external rotor single phase asynchronous motor with thermal contacts. Motors have IP-44 enclosure with class F insulation.
Impeller: Backward curved impeller made from high grade plastic in models up to 160 mm dia and galvanised steel in 200 mm dia & above models.
Insulation: Acoustic Egg Crate Insulation
Power Supply: The fan motor shall be suitable for single phase 220V±6%/50Hz electric supply.
Speed Controller: The Fan speed is controlled by a Voltage regulator. (Supplied standard in RIF-M Series)