Retaining plate

 

 

CLEARANCE FOR

 

 

 

 

EXPANSION

 

 

DUCT

 

 

OPTIONAL BLADE POSITION

CONNECTION

 

 

INDICATOR AND/OR ELECTRIC

AREA

 

Do not place retainer

LINK.

 

 

 

 

 

 

plate in this groove

 

 

1.5 IN.

 

 

 

1.50 IN.

 

 

 

 

 

 

FUSIBLE LINK

 

 

 

 

(standard)

 

 

 

 

LOCATION

 

 

AIRFLOW

 

 

 

 

 

 

 

 

DUCT

 

 

 

 

CONNECTION

 

 

 

1.5 IN.

AREA

 

 

 

 

Optional

 

 

 

 

Second

 

 

 

 

Retaining

 

 

 

 

Plate

 

ACTUATOR

 

 

 

3.375 IN.

 

 

5.375 in.

3.06 in. or 7.43 in.*

 

 

 

 

 

6 IN. MAX

 

 

 

 

Wall 16.00 IN MAX

 

SLEEVE LENGTH

 

 

* 7.43 in. when OCI, RRL, RRL/OCI,

TOP VIEW OF DAMPER

 

 

TOR, or PRV is selected

Specificatons

True Round Combination Fire Smoke Dampers meeting the following specifications shall be furnished and installed where shown on plans and/or as described in schedules. Dampers shall meet the requirements of the latest edition of NFPA 80, 90A, 92A, 92B, 101 & 105.

Damper shall be constructed of 20 ga. (1mm) 304 stainless steel frame; blades constructed of double skin 304 stainless steel round style blades; silicone rubber blade seals; stainless steel linkage;

½in. stainless steel axles; stainless steel bearings. Damper is provided with one retainer plate.

Dampers shall be tested, rated and labeled in accordance with the latest edition of UL standards 555 and 555S. Dampers shall have a UL555 fire rating of 1½ hours. Each damper shall be equipped with a heat responsive device, which has been tested and approved for use with the damper assembly in accordance with UL555.

The heat responsive device shall have a temperature rating of (specifier select one or the following) 165°F (74°C), 212°F (100°C), 286°F (141°C), or 350°F (177°C).

Dampers shall be UL labeled for use in dynamic systems. The damper shall have a dynamic closure airflow rating equal to or greater than the airflow at the dampers installed location and a dynamic closure pressure rating of 4 in. wg (1kPa). All UL555

and UL555S dynamic closure and leakage ratings shall be qualified for airflow and pressure in either direction through the damper. UL ratings shall allow for mounting damper vertically or horizontally.

Dampers shall have a UL555S leakage rating of Class

IIand a temperature rating of 250°F (121°C) minimum. Dampers shall have a UL555S operational airflow rating equal to or greater than the airflow at its installed location and an operational pressure rating of 4 in. wg (1kPa). Damper actuators shall be factory mounted and qualified for use with the damper in accordance with UL555S. Damper actuators shall be (specifier select one of the following) electric type for 120 or 24 volt operation and pneumatic type for 25 psi minimum (30 psi maximum) operation. Manufacturer’s submittal data shall indicate actuator space requirements around the damper.

The Damper manufacturer’s submittal data shall certify all air performance pressure drop data is tested in accordance with the AMCA certified ratings program for test figures 5.2, 5.3, and 5.5. Damper air performance data shall be developed in accordance with the latest edition of AMCA Standard 500-D.

Basis of design is Greenheck’s model SSFSDR-512

Copyright © 2008 Greenheck Fan Corporation SSFSDR-512 Rev. 5 June 2008

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Greenheck Fan SSFSDR-512 dimensions Specificatons
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SSFSDR-512 specifications

The Greenheck Fan SSFSDR-512 is a high-performance, energy-efficient fan designed specifically for diverse applications in the commercial and industrial sectors. Known for its robust construction and reliable functionality, this model exemplifies industry standards in airflow and efficiency.

With a maximum airflow capacity of 5,240 CFM, the SSFSDR-512 is engineered to meet the demands of large spaces requiring substantial ventilation. Its innovative backward-inclined fan blades reduce airflow resistance, enhancing the overall efficiency and performance of the unit. This design significantly lowers the noise levels, making it an ideal choice for environments where sound levels are a concern.

One of the standout features of the SSFSDR-512 is its ability to handle high static pressures. With a static efficiency that meets or exceeds industry benchmarks, this fan can maintain optimal airflow even in systems with complex ductwork. This capability is particularly beneficial for applications in laboratories, manufacturing facilities, and commercial buildings with specific ventilation requirements.

The SSFSDR-512 is equipped with advanced technologies such as variable frequency drives (VFDs) that allow for precise control of air volume, resulting in energy savings and improved system performance. The fan’s integrated control options enable easy integration into existing HVAC systems, promoting flexibility and adaptability.

Moreover, the Greenheck SSFSDR-512 is built with corrosion-resistant materials, ensuring longevity and durability even in harsh environmental conditions. Its lightweight yet sturdy construction makes installation straightforward, reducing labor costs and downtime during setup.

The fan also adheres to the latest energy efficiency standards, making it a sustainable choice for organizations striving to meet environmental regulations and reduce energy consumption. With features like easy access for maintenance and cleaning, the SSFSDR-512 is designed for convenience and minimal operational disruption.

In summary, the Greenheck Fan SSFSDR-512 represents a perfect blend of performance, efficiency, and durability. Its advanced features, including high airflow capacity, low noise operation, high static efficiency, and corrosion-resistant materials, make it an ideal solution for a wide variety of commercial and industrial ventilation needs. As businesses increasingly focus on energy efficiency and sustainability, the SSFSDR-512 stands out as a reliable and innovative choice in the competitive fan market.
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