Smoke extractor fan DVG-EC SERIES

roofcommercialaluminum

Roof unit for smoke and heat extraction + normal ventilation Horizontal exhaust Up to 400°C / 120 min (F400/120, F400/90, F300, F200) Normal ventilation up to 120°C continuous operation, up to 80°C in standstill Service switch serial Suitable for coastal applications Snow load class SL 1000 (suitable for heated or unheated buildings up to SL 1000) Wide range of accessories Tested acc. to EN 12101-3 at LGAI, Barcelona CE-certified acc. to EN 12101-3 at BSI, UK 1~ (sizes 355 and 450) or 3~ connection, 50/60 Hz EC (electronically commutated) high efficiency motor inside 0-10V speed control input Modbus controllable Fire mode DVG smoke and heat extract fans are used in case of fire to extract smoke gases from rooms, and also during normal working conditions for standard ventilation. Smoke-free escape ways increase the chances to rescue people in case of fire. The casing is manufactured from seawater resistant aluminium. The base frame is made of pre-galvanized steel. Impeller with backward-curved blades is manufactured from pre-galvanized steel (sizes 355, 450), respectively from steel, welded and galvanized. Motor outside air stream is cooled with fresh air. Connection to power supply in the service switch, connection to controller in the connection box on the casing. In case of fire switch to fire mode and bridging of motor protective devices is necessary. DVG-EC radial fans are intended for the extraction of hot flue gases in the case of fire up to 400 degrees/120 min (F400/120, F400/90, F300, F200), as well as for the normal daily ventilation of medium with temperature up to 120°C in continuous operation and up to 80°C in standstill.