HDF
Axial fans with circular frames, ATEX II 2G certification and Ex db motors, for use with hydrogen
ATEX certified, circular axial fans with flameproof ExII2G Ex db motor for working in explosive atmospheres, with IIB+H2 T4 marking for use with hydrogen.
Fan:
• Cast aluminium impellers.
• Airflow direction from motor to impeller.
• Flameproof cable gland included.
• Support ring in sheet steel, with aluminum band in the propeller area according to EN 14986 standard.
• Standard marking with flameproof motor (Ex db): II 2G Ex h IIB+H2 T4 Gb.
Motor:
• Class F motors, with ball bearings, IP55 protection, ATEX 2G certification, flameproof Ex db.
• Single-phase 230 V 50 Hz and 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:
• Special windings for different voltages and frequencies.
• ATEX construction for different categories.
• Fans with 2 speed motor.
