Greenheck Fan SSFSDR-511 dimensions Combination Fire Smoke Dampers

				SSFSDR-511
Application		Combination Fire Smoke Dampers
				Round Stainless Steel Blade
Model SSFSDR-511 is a combination fire smoke damper constructed				UL 555S Leakage Class I
out of 304 stainless steel with round style blades. The SSFSDR-511
				UL555 1 1/2 Hour Fire Resistance Rating
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 SSFSDR-511 may be installed vertically (with blades running
			Model SSFSDR-511 meets the requirements for
horizontal) or horizontally and is rated for airflow and leakage in			fire dampers, smoke dampers and combination fire
either direction.			smoke dampers established by:
Ratings			National Fire Protection Association
UL 555 Fire Resistance Rating				NFPA Standards 80, 90A, 92A, 92B, 101 & 105
	Fire Rating:	1 1/2 Hour	IBC International Building Codes
Dynamic Closure Rating:		Actual ratings are size dependant
			New York City (MEA listing #260-91-M)
Maximum Velocity:		3000 fpm (15.2 m/s)
			SBCCI Standard Building Codes
Maximum Pressure:		4 in. wg (1 kPa)
			California State Fire Marshall
UL 555S Leakage Rating
				Listing #: 3225-0981:112 (fire)
	Leakage Class:	I
				Listing #: 3230-0981:113 (smoke)
Operational Rating:		Actual ratings are actuator dependant
Maximum Velocity:		3000 fpm (15.2 m/s)
Maximum Pressure:		4 in. wg (1 kPa)
				“UL CLASSIFIED (see complete marking on
Maximum Temperature:		350º F (177°C) —Depending on actuator
				product)”
Standard Construction
				“UL CLASSIFIED to Canadian safety standards
	Frame/Sleeve:	20 ga. (1mm) 304 stainless steel integral		(see complete marking on product)”
		sleeve		Standard 555 (Listing #R13317)
	Blades:	Double skin 304 stainless steel (14 ga.		Standard 555S (Listing #R13447)
		[2mm] equivalent) round style blades
	Seals:	Extruded silicone rubber blade seals
	Linkage:	304 stainless steel - concealed in jamb
	Axles:	1/2 in. (13mm) dia. 304 stainless steel
	Bearings:	304 stainless steel sleeve type
	Fusible Link:	UL listed 165ºF (74ºC) -not 304SS
Size Limitations		6 in. (152mm) diameter
	Minimum Size:
	Maximum Size:	24 in. (610mm) diameter

Optional Features

•OCI (Open closed indication switches) -not 304SS

•165º F (74°C), 212º F (100°C), and 350º F (177°C) RRL available - not

304SS.

•TOR (remote override of 165º F (74°C) closure allows damper to perform smoke management functions during a fire emergency) -not

304SS.	D*
• Electric or pneumatic actuators to accomplish smoke management	* Dimensions furnished approximately 1/8 in. (3mm) undersize.
and system functions.

•One retainer plate required, additional retainer plate available.

•14 ga. (2mm) or 16 ga. (1.5mm) sleeve available

Installation instructions available at www.greenheck.com.

Opening + 2 in. Min.

Nut

Minimum Wall/Floor Opening		Clamping	Retaining
		Screw
= Nominal Dia. + 7/8 in.			Plate Assembly
1.00 in. Min. Typ.			Clamping Screw
	Fasteners