Overview
The SSD-3V series of smoke dampers employ a “3V” style blade. For a lower pressure drop, see our FSDs with Airfoil type blades. All 3V blade smoke dampers are tested to 2000 FPM and 4” WC and are available in either Class 1 or Class 2 leakage ratings..
Product Features
- UL listed and tested to UL 555 Standard for Fire Dampers
- California State Fire Marshall (CSFM) listed
- New York MEA listed
- Dynamic rated (for HVAC systems that keep fans on during a fire)
Models
- SSD-3V-201 – Class 1 Leakage
- SSD-3V-202 – Class 2 Leakage
Options
- Factory supplied welded sleeves in various lengths and gauges
- Class 1 (-201) or Class 2 (-202) Leakage rated
- Pneumatic or electric (24V, 120V or 230V) actuators available (internally or externally mounted)
- Position indication switches available built into electric actuators (add on available for Pneumatic)
- Momentary Test Switch (MTS) available
- Optional smoke detector (shipped loose or factory mounted)
- Remote Control Boxes available (Model RCB-1,-2,-3)
- NCA model FRA (frame retaining angles) can be provided for easy and quick installation
- Square/rectangular, round or oval transitions
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