Greenheck Fan Ventilation Hood SSDFD 155 User Manual

Model SSDFD-155  
Dynamic Rated Fire Dampers  
1
1 /2 Hour Fire Resistance Rating  
100% Free Area - Sealed for High Pressure Systems  
APPLICATION  
Model SSDFD-155 is approved for use in walls, floors and  
partitions with fire resistance ratings less than 3 hours.  
This model carries a 11/2 hour UL fire damper label. UL  
555 classifies dynamic rated fire dampers for use in HVAC  
systems that are operational in the event of fire .  
Model SSDFD-155 meets the requirements for fire dampers  
established by:  
National Fire Protection Association  
(NFPA Standards 80, 90A & 101)  
Underwriters Laboratories Standard 555 (Listing #R-13317)  
BOCA National Building Codes  
IBC International Building Codes  
RATINGS  
UL555 Fire Resistance Rating  
Fire Rating: 1 1/2 hours  
Dynamic closure rating  
ICBO Uniform Building Codes  
Maximum Velocity: 2000 fpm (10.2 m/s) vertical mount  
Maximum Pressure: 4 in. wg (1 kPa)  
SBCCI Standard Building Codes  
New York City (MEA listing #260-91-M)  
California State Fire Marshall  
(Listing #3225-981:102)  
CONSTRUCTION  
Stainless steel (in gauges required by UL listing R-13317)  
INSTALLATION  
“UL CLASSIFIED (see complete marking on product)”  
“UL CLASSIFIED to Canadian safety standards (see  
complete marking on product)”  
All fire damper installations require the use of sleeves,  
angles and methods described in Greenheck Fire Damper  
Installation Instructions #452763, included with every  
damper shipment. Sleeves can be field fabricated or  
factory furnished as a complete damper/sleeve assembly.  
See Factory Sleeve Option below for details.  
Standard 555 (Listing #R13317)  
W*  
FEATURES  
• Stainless steel closure springs  
• Fusible links (165ºF (74ºC) standard, 212ºF (100ºC)  
available.  
H*  
• Vertical or horizontal mount available  
OPTIONAL FEATURES  
• Sealed transitions and sleeves  
• Security bars  
• One piece retaining angles (POC)  
Transitions (C, CO, CR, R)  
Vertical mount  
311  
/16 in.  
(94mm)  
These dimensions are furnished approximately 1/4in. (6mm) undersize.  
*
Sleeve  
FACTORY SLEEVE OPTION  
SSDFD-155 Fire Dampers are available in factory furnished sleeves.  
Sleeves are galvanized steel and are available in 10 thru 20 ga.  
(1mm- 3.5mm) thicknesses and lengths up to 36 in. (914mm).  
“K” dimension specifies location of damper within the sleeve.  
Minimum is 4 in. (102mm), maximum is L” less 4 in. (102mm),  
which allows for mounting angle installation and duct connection at  
each end of the sleeve. If “K” dimension is not specified, it will be  
provided as one half of “L” dimension (damper centered in sleeve).  
Damper  
H*  
Note: If using access doors, the door should be installed on the “K”  
side of the damper.  
K
Damper  
Location  
C Damper Frame  
L
W*  
L
Overall Sleeve Length  
 

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