Plenum box UPC

Double inlet and direct motor extraction units and centrifugal fans for working inside fire danger zones 400ºC/2h, with possibility of single-phase motor Fan •Galvanized sheet steel casing •Impeller with forward-facing blades made from galvanized sheet steel •Outside connecting box 400º/2h •Anti-vibration dampers •Approval according to Standard EN12101-3:2002, certificate no.: 370-CPD-0580 Motor •Class H motors, ongoing use S1 and emergency use S2, with ball bearings, IP55 protection, and one- or two- speed depending on the model. •Single-phase 230V 50 Hz. and Threephase 230/400V.50Hz. (up to 4CV.) and 400/690V.-50Hz. (power over 4CV.) •Max. temperature of air for transport: S1 Service -20ºC + 60ºC for ongoing use, S2 Service 300ºC/2h, 400ºC/2h Finished •Anticorrosive galvanized sheet steel