HTMF
400 ºC/2h and 300 ºC/2h rated roof mounted multifunctional extract fans for work in fire risk zones, designed for smoke extraction in industrial or similar buildings.
Fakta
Fan:
- Support base in painted galvanized steel sheet.
- Adjustable cast aluminum impeller.
- Protection grid against contacts according to UNE-EN ISO 12499.
- Cap in painted galvanized steel sheet, with natural air outlet. Approval according to EN 12101-3, with certifications No. 0370-CPR-0544 (F400) and 0370-CPR-3073 (F300).
Motor:
- Class H motors for S1 continuous operation and S2 emergency use. With ball bearings, IP55 protection and 1 or 2 speeds, depending on model.
- Motors with IE3 efficiency for powers equal to or greater than 0.75 kW, except single-phase, 2-speed and 8-pole.
- Three-phase 230/400 V 50 Hz (up to 3 kW) and 400/690 V 50 Hz (powers greater than 3 kW).
- Maximum temperature of air to be carried: S1 -25 ºC +40 ºC continuous service, also suitable for warm climates with temperatures up to 50 ºC. S2 operation, 300 ºC/2h, 400 ºC/2h.
Finish:
- Anti-corrosive finish in polyester resin, polymerised at 190 ºC, after degreasing with phosphate-free nanotechnology treatment.