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Centrifugal backward curved impeller fans FRP Series



Direct drive, single inlet centrifugal fan. Manufactured from galvanised steel sheet. Fan supplied with inspection door and double flange included.
ExII2/-G (Non-Sparking standard ATEX motor). Backward curved impeller made of plated sheet steel or steel sheet protected with anti-corrosion polyester paint coating, dynamically balanced. Designed to continuously circulate air from -20ºC up to 60ºC. Maximum dust quantity 50 mg/m3. Suitable for transporting clean air.

4 pole, IE 2* high efficiency, threephase 230/400V 50Hz up to motor size 132 and 400/690V 50Hz for higher motors. IP55, Class F protection.
* From 7,5kW motor must be with VSD or IE 3 motor.

On request
– Manufactured from different materials.
– IE3 motors.
– 631 and 632 models with scroll type FR.
– 2-speed motors.
– 60 Hz versions.
– Painted in different RAL colour.
– High-temperature versions (up to 150ºC) (B versions: with cooling impeller).


ATEX versions
On request, explosion proof versions in accordance with ATEX directive for three phase models:
Ambient temperature -20°C to +60°C, ambient pressure (abs.) 0,8 bar to 1,1 bar according to EN 14986.
– Gas:
 2G IIB T2-T3-T4, Motor Exd IIB or ExeII
 2G IIB+H2 T2-T3-T4, Motor ExdIIc
 3G IIB T2-T3-T4, Motor ExnA (only for 3G zone)
 3G IIB+H2 T2-T3-T4, Motor ExnA (only for 3G zone)

– Non-conductive dust:
 2D IIIB T125°C-T135°C-T195°CT295°C
 3D IIIB T125°C-T135°C-T195°CT295°C

– Conductive dust (compulsory IP 65 motor):
 2D IIIC T125°C-T135°C-T195°CT295°C
 3D IIIC T125°C-T135°C-T195°CT295°C


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    Backward curved impeller

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    Inspection door

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    Inspection door


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