Explosion proof roof fans bring the best possible performance in combination with maximum safety.
Air volume 410 - 12 400 l/s (410 - 44 800 m³/h) maximum volume.
The casing casing is manufactured from sea water resistant aluminium. The base frame is manufactured from galvanised steel and the inlet cone from copper. A powder coated bird guard manufactured from galvanised steel is integrated in the casing.
Voltage controllable external rotor motors with flying leads.
Radial impeller with backward curved blades manufactured from galvanised steel.
Speed controllable via a 5-step transformer.
Motor protection via integrated PTC thermistors, to be combined with a motor protection device.
Classification in accordance with ATEX 94/9/EU
The fans can be used for temperature classes T1, T2 and T3.
Exhaust of potentially explosive gases in Zone 1 and Zone 2 as well as Groups IIA and IIB is also possible.