Greenheck Fan - FSD-211

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Contents

GREENHECK Model FSD 211 Combination FIRE SMOKE DAMPERS APPLICATION Model FSD 211 is a combination fire smoke damper with 3V style blades The FSD 211 has been qualified to 2000 fpm 10 2 m s and 4 in wg 1 kPa for operation and dynamic closure in emergency fire smoke situations Model FSD 211 may be installed vertically with blades running horizontal or horizontally and is rated for airflow and leakage in either direction RATINGS UL 555 Fire Resistance Rating Fire Rating 1 Vi Hours Dynamic Closure Rating Actual ratings are size dependent Maximum Velocity 2000 fpm 10 2 m s Maximum Pressure 4 in wg 1 kPa Maximum Temperature 350 F 177 C Depending on actuator Steel 3 V Blades UL 555S Leakage Class I UL 555 1 V2 Hour Fire Resist ...