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Application Smoke Dampers UL 555S Leakage Class …

SMD-201. Application Smoke Dampers Model SMD-201 is a Leakage rated Smoke damper with 3V style Steel 3V Blades blades. The SMD-201 has been qualified to 2,000 fpm ( m/s) UL 555S Leakage Class I. and 6 in. wg ( kPa) for operational closure in emergency Smoke control situations. Model SMD-201 may be installed vertically (with blades running horizontally) or horizontally and is rated for airflow and Leakage in either direction. W*. Ratings Leakage Class : I. Operational Rating Maximum Velocity: 2,000 fpm ( m/s). Maximum Pressure: 6 in. wg ( kPa). Maximum Temperature: 350 F (177 C). Construction Standard H* RH. Frame Material Galvanized steel Frame Material Thickness 16 ga. ( ). 5 in. x 1 in. (127mm x 25mm). Frame Type hat channel Blade Material Galvanized steel LH.

Model SMD-201 meets the requirements for smoke dampers established by: National Fire Protection AssociationBlade Seals NFPA Standards 92A, 92B, 101 & 105

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  Smoke, Smd 201

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