Greenheck Fan - EM-40

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

Contents

ZH GREENHECK Application and Design Extruded BACKDRAFT DAMPER _ ADJUSTABLE COUNTERBALANCE EM 40 SERIES Horizontal Mount Vertical Airflow Down The EM 40 series is a horizontally mounted backdraft damper that is designed to allow vertical airflow down and prevent reverse airflow The damper is opened by air pressure differential and closed by gravity Standard models include adjustable counterbalance weights to assist closing Ratings See page 2 for specific limitations Pressure 4 0 10 0 in wg 996 Pa 2491 Pa differential pressure Velocity 2500 to 3500 fpm 1 3m s 1 8 m s Temperature 180 F 82 C Standard Construction Frame Heavy gauge 6063T5 extruded aluminum 0 125 in 3 2mm thickness Blades Heavy gauge 6063T5 extruded aluminum ...