Fan:

• One-way or reversible fan unit including fan, silencers, deflectors and support, approved for smoke extraction in accordance with standard EN 12101-3, with certification no.: 0370-CPR-1363 (F400) and 0370-CPR-0822 (F300).
• Adjustable rotors made of cast aluminium and designed to produce great thrusts.
• Anti-contact protective grille pursuant to standard UNE‐EN ISO 12499 in one-way models.
• Deflector to increase the air range on the discharge side. Reversible models are fitted with deflectors on both sides.
• High attenuation silencers with thermal and acoustic insulation.
• IAT series safety switch built into the fan (THT/IMP-L and THT/ IMP-O) or on request (THT/IMP-C).
• Airflow direction from motor to impeller or 100% reversible.
• THT/IMP-C : Circular casing in painted sheet steel.
• THT/IMP-L : Galvanised sheet steel casing.
• THT/IMP-O : Painted steel casing.
• THT/IMP-LS : Short length galvanised sheet steel casing.

Motor:

• Class H motors, S1 continuous operation and S2 emergency use, with ball bearings, IP55 protection and 2 speeds.
• Three-phase 400V - 50 Hz.
• Maximum temperature of air to be carried: S1 continuous operation -20 ºC +40 ºC. Also suitable for hot climates with temperatures up to 50ºC. S2 operation 300ºC/2h, 400ºC/2h.

Finish:

• Anti-corrosive finish of polyester resin polymerised at 190 ºC. previously degreased with phosphate-free nanotechnological treatment (THT/IMP-C. THT/IMP-O) or with a galvanised sheet steel anti-corrosive finish (THT/IMP-L).