Greenheck Fan - FSD-312

Below are all the different types of Greenheck Fan. Select the device of your choice, to download the manual

Contents

3 GREENHECK Model FSD 312 APPLICATION Model FSD 312 is a high performance combination fire smoke damper with class II leakage High strength airfoil blades ensure the lowest resistance to airflow in HVAC systems with velocities to 3000 fpm 15 2 m s and pressures to 4 in wg 1 kPa Model FSD 312 may be installed vertically with blades running horizontal or horizontally and is rated for airflow and leakage in either direction Combination Fire Smoke Dampers Steel Airfoil Blades UL 555S Leakage Class II UL555 IV 2 Hour Fire Resistance Rating RATINGS UL 555 Fire Resistance Rating Fire Rating VA hours Dynamic Closure Rating Actual ratings are size dependent Max Velocity up to 3000 fpm 15 2 m s Max Pressure 4 in wg 1 kPa UL555S Leakage ...