SECTION 23 33 00.19
SMOKE CONTROL DAMPERS
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PART 1  	GENERAL
1.1	SECTION INCLUDES
A.	Smoke damper with air-foil shaped blades approved for installation with blades in either horizontal or vertical position, Model SD60-V.
1.2	RELATED SECTIONS
A.	Section 23 31 00 – HVAC Ducts and Casings.
B.	Section 23 09 00 – Instrumentation and Control for HVAC.
1.3	REFERENCES
A.	AMCA 500 - Test Methods for Louvers, Dampers and Shutters.
B.	AMCA 500-D - Laboratory Methods for Testing Dampers for Ratings.
C.	AMCA 511 - Certified Ratings Program for Air Control Devices.
D.	BOCA – Building Officials and Code Administrators.
E.	ICBO – International Conference of Building Officials.
F.	SBCCI – Southern Building Code Congress International.
G.	ICC – International Code Council.
H.	CSFM - California State Fire Marshall Listing for Fire Damper and Smoke Damper.
I.	MEA – City of New York, Department of Buildings, Material and Acceptance Division. 
J.	NFPA 90A - Installation of Air Conditioning and Ventilating Systems.
K.	NFPA 92A - Smoke-Control Systems.
L.	NFPA 92B – Smoke Control Systems in Atria, Covered Malls, and Large Areas.
M.	NFPA 101 – Life Safety Code.
N.	NFPA 105 – Standard for Smoke Door Assemblies and Other Opening Protectives.
O.	UL 555S - Standard for Safety; Leakage Rated Dampers for Use in Smoke Control Systems. 
P.	USGBC: U.S. Green Building Council LEED® Rating System.
1.4	DEFINITIONS
A.	Damper Terminology:  Definitions of terms for metal louvers contained in AMCA 500 apply to this Section unless otherwise defined in this Section or in referenced standards.
B.	Horizontal Damper:  Damper with horizontal blades; i.e., the axes of the blades are horizontal.
C.	Vertical Damper:  Damper with vertical blades; i.e., the axes of the blades are vertical.
1.5	ACTION SUBMITTALS
A.	Comply with requirements of Section 01 33 00 - Submittal Procedures.
B.	Product Data:  Submit manufacturer's product data.
1.	Submit manufacturer's product data, including leakage, pressure drop, and maximum pressure data in accordance with AMCA 500 testing.  Submit data for full range of damper sizes.
2.	Indicate materials, construction, and dimensions.
3.	Damper to meet or exceed published leakage information when tested in accordance to AMCA 500-D.
4.	Damper to be tested specifically to project specifications in an AMCA approved laboratory when applicable.
5.	Include a copy of the UL Installation Instructions.
6.	Verify conformance to MEA, CSFM, and applicable building code as applicable.
C.	Shop Drawings:
1.	Submit shop drawings indicating materials, construction, dimensions, accessories, and installation details.
D.	Product Schedule:  For dampers.  Use same designations indicated on Drawings.
E.	Samples:  Submit sample of damper to show frame, blades, actuator, accessories, finish, and color.
1.6	INFORMATIONAL SUBMITTALS
A.	Qualification Data:  For manufacturer and Installer.
B.	Product Test Reports:  For each type of damper, for tests performed by a qualified testing agency.
C.	Field quality-control reports.
D.	Sample Warranties:  For manufacturer's warranties.
1.7	QUALITY ASSURANCE
A.	Manufacturer Qualifications:
1.	The manufacturer shall have implemented the management of quality objectives, continual improvement, and monitoring of customer satisfaction to assure that customer needs and expectations are met.
2.	Manufacturer shall be International Organization for Standardization (ISO) 9001 accredited.
B.	Installer Qualifications:
1.	USGBC LEED Compliance:  The Work of this section shall be in accordance with applicable portions of the U.S. Green Building Council’s LEED Green Building Rating System. Refer to Divisions 23 and 26 Sections and other related documents bound herein for purposes of complying with this requirement.
C.	Product Qualifications:
1.	Damper pressure drop ratings shall be based on tests and procedures performed in accordance with AMCA 500 and certified by AMCA (if applicable).
2.	Dampers shall meet requirements for smoke dampers in accordance with:
a.	NFPA 80, 90A, 92B, 101 and 105.
b.	CSFM 3230 Smoke Damper Listing.
c.	New York City MEA Listing.
d.	Applicable building codes.
3.	Dampers shall be tested, rated and labeled in accordance with:
a.	UL 555S (Fourth Edition), Listing R5531.
1.8	DELIVERY, STORAGE, AND HANDLING
A.	Delivery:  Deliver materials to site in manufacturer's original, unopened containers and packaging, with labels clearly indicating manufacturer and material.
B.	Storage:  Store materials in a dry area indoors, protected from damage and in accordance with manufacturer's instructions.
C.	Handling:  Handle and lift dampers in accordance with manufacturer's instructions.  Protect materials and finishes during handling and installation to prevent damage.
1.9	WARRANTY
A.	Manufacturer shall provide standard limited warranty for damper systems for a period of one year from date of installation, no more than 18 months after shipment from manufacturing plant. When notified in writing from the Owner of a manufacturing defect, manufacturer shall promptly correct deficiencies without direct financial cost to the Owner.  
PART 2  	PRODUCTS
2.1	MANUFACTURER
A.	Ruskin Company, 3900 Dr. Greaves Road, Kansas City, Missouri 64030.  Phone (816) 761-7476.  Fax (816) 765-8955.  Web Site http://www.ruskin.com.
B.	Substitutions:  Not permitted.
2.2	SMOKE DAMPERS
A.	Model: SD60-V as manufactured by Ruskin Company.
B.	Ratings:
1.	Smoke Rating: Leakage Class II Smoke Damper in accordance with UL555S.  A Class ll smoke damper leaks no more than 20 cubic feet per minute (.57 m3/min) at 4 in. wg. (1 kPa) differential pressure.
2.	Application: shall be capable of approved installation vertically (with blades running horizontal) or horizontally and shall be rated for airflow and leakage in either direction.
3.	Elevated Temperature Rating: 250 degree F (121 degree C).
4.	Elevated Temperature Rating: 350 degree F (177 degree C).
5.	Air Flow Rating: 4000 fpm (20.3 m/s).
6.	Pressure Rating: 8 inches wg (2 kPa).
C.	Construction:
1.	Frame:  5 inches x minimum 16 gage (127 x minimum 1.6 mm) roll formed, galvanized steel hat-shaped channel, reinforced at corners.  Structurally equivalent to 13 gage (2.3 mm) U-channel type frame.
2.	Blades:
a.	Style:  True airfoil-shaped, single piece, double skin. Box or square type blades shall not be acceptable.
b.	Action:  Opposed.
c.	Material:  Minimum 14 gage (2.0 mm) equivalent thickness, galvanized steel.
d.	Width:  Maximum 6 inches (152 mm).
3.	Bearings:  Self-lubricating stainless steel sleeve, turning in extruded hole in frame.
1.	Seals: 
a.	Thrust washers between blade and jamb seal, both ends.
b.	Blade:  Silicone edge type, mechanically fastened to the blade edge, for smoke seal to 450 degree F (232 degree C).
c.	Jamb:  Stainless steel, flexible metal compression type.
2.	Linkage:  Concealed in frame.
3.	Axles:  Minimum 1/2 inch (13 mm) diameter plated steel, hex-shaped, mechanically attached to blade.
4.	Actuator:
a.	Type: Electric 120 V, 60 Hz, two-position, fail close.
b.	Type: Electric 24V, 60 Hz, two-position, fail close.
c.	Type: Pneumatic, 25 psi minimum control pressure, two-position, fail close.
d.	Mounting: External.
e.	Mounting: Internal.
5.	Finish:  Mill galvanized.
2.3	ACCESSORIES
A.	Indicator or Auxiliary Switch Package: SP 100 Switch Package – Two position indicator switches linked directly to damper blade to remotely indicate damper blade position.
B.	DSD – Duct Smoke Detector:
1.	Model: DSDF (flow).
2.	Model: DSDN (no flow).
3.	Mounting: Factory Mounted.
4.	Mounting: Shipped Loose for Field Installation.
5.	Type: Photoelectronic.
C.	Factory Sleeve:
1.	Minimum 20 gage (1.0 mm) thickness.
2.	Minimum 12 inches (305 mm) long.
D.	DTS-SD: Damper test switch - push button.
2.4	SOURCE QUALITY CONTROL
A.	Factory Tests: Factory cycle damper and actuator assembly to assure proper operation.
PART 3  	EXECUTION
3.1	EXAMINATION
A.	Inspect areas to receive dampers.  Notify the Architect/Engineer of conditions that would adversely affect the installation or subsequent utilization of the dampers.  Do not proceed with installation until unsatisfactory conditions are corrected.
B.	If opening preparation is the responsibility of another installer, notify Architect/Engineer of unsatisfactory preparation before proceeding.
3.2	INSTALLATION
A.	Handle dampers using the sleeve or frame.  Do not lift or move damper using blades, actuator, jackshaft or any other accessory supplied with the damper.
B.	Install dampers in accordance with manufacturer’s UL Installation Instructions, product labeling and NFPA 90A at locations indicated on the Drawings. Any damper installation that is not in accordance with the manufacturer’s UL Installation Instructions shall be approved prior to installation.
C.	Install dampers square and free from racking with blades orientation as scheduled or required.
D.	Do not compress or stretch damper frame into duct or opening.
E.	The installing contractor shall install bracing for multiple section assemblies to support assembly weight and to hold against system pressure.
F.	Attach multiple damper section assemblies together in accordance with manufacturer’s instructions.
G.	Install connections to actuators as required by other technical specification sections.
H.	Dampers shall be accessible to facilitate code required inspection, adjustment and like for like replacement of components. Sheet metal contractor shall furnish access doors located in ductwork or plenums required to provide access. The Contractor shall furnish access doors required in walls, finished ceilings and general building construction to gain access to dampers and mechanical access panels.
I.	Contractor shall coordinate post installation inspection and cycle test of each damper as required by IFC, NFPA and local codes. Final inspection and test report shall be furnished to building Owner for its records.
J.	Install bracing for multiple section assemblies to support assembly weight and to hold against system pressure.  Install bracing as needed.
END OF SECTION