Casing: Galvanised sheet steel
Impeller: Axial blades of impact resistant polymers. Suitable for temperatures of -30 to +60 degrees C.
Motor: Totally enclosed IP54/55. Sealed for life ball bearings.
Motor protection: All fans have motor protection. 1 phase are pre-wired, 3 phase terminal contacts wire via MD or RDS protection device.
Terminal box: All terminal box are mounted on the casing and IP55.
Guard: All models have zinc plated or galvanised motor side guards.
Speed control: All models are speed controllable using the listed controllers
Installation: Installation in any position.
Sound levels: The sound levels given are dB(A) at a distance of 4 metres.