Systemair S-SA2L-250x300-G230 - Smoke Damper AAmulti, ON the duct, actuator Gruner 230 V

Smoke control dampers are designed for mechanical or natural smoke and heat extract systems. Its function is to extract toxic gases, smoke and fire or provide a supply of fresh air to fire compartments. Smoke control dampers are fitted with an actuator without a spring; therefore they have two safety positions, “open” and “closed” and require power even in the event of fire. Highlights • AA – automatic activation (sets the safety position within 60 seconds). No thermal insulation around the actuator needed. • Multi – usage in compartments classified as “multi” Can be used also in compartments classified as "single" • Pressure level 3 (-1500 Pa … 500 Pa) • Casing leakage according to EN 1751, class C • Blade leakage according to EN 1751, class 3 • Lightweight sheet metal construction Fire Resistivity S-SA2 and S-SA2L smoke dampers are CE certified according to EN 12101-8:2011. Tested according to EN 1366–10:2011 + A1:2017 and classified according to EN 13501-4:2016. The smoke damper together with its instal...