Greenheck Fan Smoke Alarm SEFSDR 511 User Manual

SEFSDR-511  
Combination Fire Smoke Dampers  
Round Stainless Steel Blade  
Application  
UL 555S Leakage Class I  
UL555 1 1/2 Hour Fire Resistance Rating  
Model SEFSDR-511 is a severe environment 316SS combination fire  
smoke damper with round style blade. The SEFSDR-511 has been  
qualified to 3000 fpm (15.2 m/s) and 4 in. wg (1 kPa) for operation  
and dynamic closure in emergency fire smoke situations. Model  
SEFSDR-511 may be installed vertically (with blades running  
horizontal) or horizontally and is rated for airflow and leakage in  
either direction.  
Model SEFSDR-511 meets the requirements for fire  
dampers, smoke dampers and combination fire smoke  
dampers established by:  
National Fire Protection Association  
NFPA Standards 80, 90A, 92A, 92B 101 & 105  
IBC International Building Codes  
New York City (MEA listing #260-91-M)  
California State Fire Marshall  
Ratings  
UL 555 Fire Resistance Rating  
Fire Rating: 1 1/2 Hour  
Dynamic Closure Rating: Actual ratings are size dependant  
Maximum Velocity: 3000 fpm (15.2 m/s)  
Maximum Pressure: 4 in. wg (1 kPa)  
Listing #: 3225-0981:112 (fire)  
Listing #: 3230-0981:113 (smoke)  
UL 555S Leakage Rating  
“UL CLASSIFIED (see complete marking on  
product)”  
Leakage Class:  
Operational Rating: Actual ratings are actuator dependant  
Maximum Velocity: 3000 fpm (15.2 m/s)  
I
“UL CLASSIFIED to Canadian safety standards  
(see complete marking on product)”  
Standard 555 (Listing #R13317)  
Maximum Pressure: 4 in. wg (1 kPa)  
Maximum Temperature: 350º F (177°C) —Depending on actuator  
Standard 555S (Listing #R13447)  
Standard Construction  
Frame/Sleeve: 20 ga. (1mm) 316 stainless steel integral  
sleeve  
Blade: Double skin 316 stainless steel (14 ga.  
[2mm] equivalent) round style blade  
Seal: Extruded silicone rubber blade seal  
Axle: 1/2 in. (13mm) dia. 316 stainless steel  
Bearing: 316 stainless steel sleeve type  
Fusible Link: UL listed 165ºF (74ºC) -not 316SS  
Size Limitations  
Minimum Size: 6 in. (152mm) diameter  
Maximum Size: 24 in. (610mm) diameter  
Optional Features  
• OCI (Open closed indication switches) -not 316SS  
• 165ºF (74°C), 212ºF (100°C), and 350ºF (177°C) RRL - not 316SS.  
• TOR (remote override of 165º F (74°C) closure allows damper to  
perform smoke management functions during a fire emergency) -not  
316SS.  
D*  
• Electric or pneumatic actuators to accomplish smoke management  
and system functions.  
* Dimensions furnished approximately 1/8 in. (3mm) undersize.  
• One retainer plate required, additional retainer plate available  
• 14 ga. (2mm) or 16 ga. (1.5mm) frame/sleeve  
Nut  
Opening + 2 in. Min.  
Retaining  
Plate Assembly  
Clamping  
Minimum Wall/Floor Opening  
Screw  
= Nominal Dia. + 7/8 in.  
Clamping Screw  
1.00 in. Min. Typ.  
Fasteners  
 

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