Tubular mobile fans, with ATEX 2G or 2D certification and Ex db, Ex eb or Ex tb motor
ATEX 2G or 2D certified tubular mobile axial fans with flameproof Ex db, increased safety Ex eb or dust ignition proof Ex tb motor to work in explosive gas or dust atmospheres.
Fan: • Tubular casing made of sheet steel with aluminium strip in rotor zone, in accordance with standard EN 14986. • Cast aluminium impellers. • With inspection hatch. • Protection grid against contacts according to the UNE-EN ISO 12499 standard, on both sides. • Airflow direction from motor to impeller. • Standard marking with flameproof motor (Ex db): II 2G Ex h IIB T4 Gb. • Standard marking with increased safety motor (Ex eb): II 2G Ex h IIB T3 Gb. • Standard marking with motor for dust ignition proof (Ex tb): II 2D Ex h IIIC T135 ºC Db.
Motor: • Class F motors with ball bearings and ATEX certification flameproof Ex db, increased safety Ex eb or dust ignition proof Ex tb. • Three-phase 230/400 V 50 Hz (up to 4 kW) and 400/690 V 50 Hz (powers greater than 4 kW). • Working temperature: -20 ºC +40 ºC.
Finish: • Anti-corrosive with ATEX paint, free of iron components, in polyester resin polymerized at 190 ºC, after degreasing with phosphate-free nanotechnological treatment.
On request: • Motors with built-in PTC. • Special windings for different voltages and frequencies. • ATEX construction for flammable dust. • ATEX fan with greater protection than the standard marking. • Fans with 2 speed motor. • Ex db flameproof single-phase motors.