Greenheck Fan Round Steel Blade FSDR-512 User Manual

Fsdr-512, Application, Ratings

Model FSDR-512 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
Listing #: 3225-0981:112 (fire)
Listing #: 3230-0981:113 (smoke)

Application

Model FSDR-512 is a combination fire smoke damper with round style

blades. The FSDR-512 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 FSDR-512 may be installed vertically (with

blades running horizontal) or horizontally and is rated for airflow and

leakage in either direction.

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)

UL 555S Leakage Rating

Leakage Class: II

Operational Rating: Actual ratings are actuator dependant

Maximum Velocity: 3000 fpm (15.2 m/s)

Maximum Pressure: 4 in. wg (1 kPa)

Maximum Temperature: 350º F (177°C) —Depending on

actuator

Standard Construction

Frame/Sleeve:

20 ga. (1mm) galvanized steel round

Blade:

Double skin galvanized steel (14 ga.

[2mm] equivalent) round style blades

Seal:

Extruded silicone rubber blade seals

Axle:

1/2 in. (13mm) dia. plated steel

Bearing:

Stainless steel sleeve type

Fusible Link:

UL listed 165ºF (74ºC) -not 304SS

Size Limitations

Minimum Size: 6 in. (152mm) diameter

Maximum Size:

24 in. (610mm) diameter

Optional Features

• OCI (Open closed indication switches)
• 165º F (74°C), 212º F (100°C), and 350º F (177°C) RRL available
• TOR (remote override of 165º F (74°C) closure allows damper to

perform smoke management functions during a fire emergency)

• Electric or pneumatic actuators to accomplish smoke management

and system functions.

• One retainer plate required, additional retainer plate available.
• 14 ga. (2mm) or 16 ga. (1.5mm) frame/sleeve

FSDR-512

Combination Fire Smoke Damper

Round Steel Blade

UL 555S Leakage Class II

UL555 1 1/2 Hour Fire Resistance Rating

“UL CLASSIFIED (see complete marking on

product)”

“UL CLASSIFIED to Canadian safety standards

(see complete marking on product)”

Standard 555 (Listing #R13317)

Standard 555S (Listing #R13447)

Opening + 2 in. Min.

1.00 in. Min. Typ.

Fasteners

Clamping

Screw

Nut

Retaining

Plate Assembly

Clamping Screw

Minimum Wall/Floor Opening

= Nominal Dia. + 7/8 in.