Dibd2 carries a 112 hour ul fire damper label and is classified as a dynamic damper for use in hvac systems that remain in operation during a fire. Are there any breaches of the walls integrity around the fire damper. The lower the leakage, the higher the cost of the damper. Where the fire damper sleeve is exposed to the airstream, the metal sleeve will be of the same material as the duct system. Cd40, cd50, cd60 series ruskin rectangular control. Underwriters laboratories ul 555s defines these classes. Fire and smoke combo damper ruskin hvac dampers fire damperssleevesangles, ceiling fire dampers, and access doors staticdynamic fire dampers curtain and multiblade fire dampers integral sleeves, welded sleeves or no sleeves true rounds or squaretoround transitions stainless steel or galvanized thinline ibdt series. Sleeves shall not extend beyond the fire barrier more than 6152mm unless an actuator or factory installed access door is supplied, then the sleeve may extend up to 16406mm. Calculate the damper area by multiplying width by height in. Fire, smoke, and combination damper inspection, testing and maintenance requirements. This pressure drop information along with an analysis of system influences should be used to estimate actual pressure losses for a damper in a given hvac system. Ceiling dampers ruskin authority in air control, fire. The following requirements are from the 2009 edition of the standard. Cd40, cd50, cd60 series ruskin rectangular control dampers.
All ruskin locations are still open as an essential business products. Ruskin hvac dampers about our teaming partner for over 50 years, ruskin has been a leader in the engineering, design, and manufacture of high performance dampers and. Print pottorff cross reference table by product group backdraft damper ceiling radiation damper control damper duct access door fire damper firesmoke damper louvers and penthouses smoke damper pottorffs cross reference program is for a general reference only. Classified for use in dynamic fans on systems where the hvac system remains operative in the event of a fire.
The content, functionality and information provided within this program is offered solely as a convenience to you and is provided at the sole discretion of ruskin company in order to assist you or your company in the selection and sizing of ruskin louvers based on your input. Fire damper installation guides combo firesmoke dampers. Dibd23 fire dampers can be installed vertically in walls or horizontally in floors with fire resistance ratings of 3 hours or more. Combination firesmoke dampers are low leak damper and actuator assemblies that have passed the ul555 and ul555s test requirements. Ul 555s standard for smoke dampers standards catalog. The fire barrier opening shall be larger than the damper in order to allow for thermal.
We provide a complete line of models plus configuretoorder cto options to meet your every damper need. To place an order for metalfab dampers, heres all you need to tell us. Model ibdcrh interlocking blade, horizontal mounting fire damper, spring loaded for. H w m20587 overview dampers sizing measuring damper area and torque requirements 1. Ruskin catalog ruskin authority in air control, fire. This pressure drop information along with an analysis of other system influences should be used to estimate actual pressure losses for a damper installed in a given hvac system. The standard installation requires that the damper is positioned so that the closed. Sleeve and damper are caulked at the factory to help. F and tested for 30,000 openclosed cycles with approved dampers. Fire, smoke, and combination damper inspection, testing and. For maximum safety in all situations, the fire and smoke actuators meets all codes for commercial buildings in the u. Ruskin s fsd60v proves to be the right fit for mahaska county hospital fsd60v combination fire smoke damper case study the professionals who operate hospitals understand the importance of good air quality in maintaining a healthy environment. The dibd23 carries a 3 hour ul fire damper label and are. From light operations to heavyduty industrial applications and from backdraft control to indoor air quality control, ruskin provides the perfect control damper.
View and download greenheck smoke dampers sssmdr501 specifications online. The ibd2a is a ul555 112 hour rated classified curtain type fire damper. Ruskin works with a variety of materials, including galvanized steel, stainless steel, aluminum and fiberglass to match your exact. The ratings shown amca publication 511 and comply with the requirements of the amca certified ratings program. L586 ceiling fire dampers maintain the integrity of fire resistive ceiling assemblies constructed from wood. Fire dampers for dynamic systems are evaluated only for dynamic closure under heated airflow conditions.
Attachment of retaining angles must not restrict operation of the fire damper. The damper frames are made of galvanized steel in a channel frame construction, offering an equivalent gauge metal strength. Visit to learn more about ruskin and our other top brands. Dynamic fire dampers pan, oval, round lloyd industries.
Note that this discussion applies only to fire dampers and combination firesmoke dampers. The pressure drop is a calculated estimation from amca standard 500 using figure 5. The following is a brief summary of the code requirements pertaining to fire and smoke fs dampers. Gauges shall conform to smacna or ashrae duct standards.
Use fire and smoke dampers from grainger in office buildings, healthcare facilities and other buildings to prevent the spread of fire and smoke if that emergency should occur. Sleeve and damper are caulked at the factory to help ensure field compliance with ul installation requirements and to meet ul. Fire dampers are ul555 tested and labeled devices installed in ducts and air transfer openings or air distribution systems, designed to close upon the detection of heat. Note that this discussion applies only to fire dampers and combination fire smoke dampers.
Curtain type fire damper ibd2 ruskin free bim object. Ruskin authority in air control, fire smoke dampers and. Installed inside hvac ductwork, the damper blades automatically close when a rise in temperature occurs or a smoke alarm goes off. When ordering dynamically rated fire dampers, also refer to figures 1 through 6 on page 4. Nailor d0100 and d0500 series dynamic curtain fire dampers are ul 555 tested and approved. Minimum clearances required between the outside of fire damper sleeve assemblies and wallfloor openings are as follows. Curtain type fire damper ibd2 ruskin free bim object for. Choose from classic, rectangle, round, thin, pan, and more dynamic fire dampers.
Sleeves shall not extend beyond the fire barrier more than 6 152mm unless an actuator or factory installed access door is supplied, then the sleeve may extend up to 16 406mm. When ordering fire dampers, designate the appropriate model number to specify static or dynamic rating see model ordering guidelines below. Consideration must be made if recent renovations or modification have been made. All exposed moving parts of the damper shall be dry lubricated as required by the manufacturer. Download pdf installation guides for lloyd industries fire dampers, smoke dampers, ceiling radiation dampers, combo smoke and fire dampers, and more. Fire and smoke combo damper ruskin hvac dampers fire dampers sleevesangles, ceiling fire dampers, and access doors staticdynamic fire dampers. Damper shall be examined without defective old motor or new actuator to determine. Ruskin fire dampers may be installed using ruskin fast angle for one angle installation or ruskin pfma for two angle installations. Ceiling fire dampers, also known as radiation dampers, are designed and tested to limit the radiant heat transfer through an air inletoutlet opening in the ceiling membrane of a fire resistance rated floorceiling or roofceiling assembly. Certain ul approved designs do not require retaining angles.
Very efficient for use in engineered smoke extraction system. Fire and smoke combo damper ruskin hvac dampers fire damperssleevesangles, ceiling fire dampers, and access doors staticdynamic fire dampers curtain and multiblade fire dampers integral sleeves, welded sleeves or no sleeves. It is not intended to address smoke dampers which are used for smoke managementcontrol only and are not used as fire separation protection. Determining damper actuator torque requirements use the following procedure to determine the required torque for your damper. Fire, smoke, and combination damper inspection, testing. The ruskin cd40, cd50, cd60 parallel and opposedblade hvac control dampers are custom madetoorder. Check out our selection of ruskin dampers in both the rectangular and round series. Ceiling fire damper for wood applications cfd7t ruskin. The content, functionality and information provided within this program is offered solely as a convenience to you and is provided at the sole discretion of ruskin company in order to assist you or your company in the selection and sizing of ruskin.
Dampers are ul 555 rated for static and dynamic systems, with extended airflow velocity and pressure ratings available. Cfmsq ft of damper area at a given static pressure or as a class class i, ii, iii. The fire barrier opening shall be larger than the damper in order. Damper assemblies using 2 sided angles method see note 4. Ul 555 standard for fire dampers standards catalog. The cd40 series has 6 wide vgroove blades that are made of 16gauge galvanized steel with synthetic bearings. The cfd7t is ul555c classified ceiling fire damper for wood construction. Bearings damper bearings are important components of the damper construction and are available in different.
Visually inspect the damper for damage and verify that the fusible link is in place and has not activated. Meets all ul and nfpa criteria for primary fire dampers in static fans off during alarm hvac systems. Fire and smoke damper maintenance as1851 fire damper maintenance checks. Combination fire smoke dampers ruskin life safety dampers ruskin company certifies that models fsd60, fsd602 and fsd603 shown hereon are licensed to bear the amca seal. Suggested fire damper maintenance check sheet job no. Fire dampers fire dampers are required by all building codes to maintain the required.
Ruskin parallel and opposedblade hvac control dampers are custom madetoorder. November 2009 air balance installation instruction standard installation fire damper models. The following items will aid in completing the damper installation in a timely and effective manner. The damper shall fully close from the open position. Belimo fire and smoke damper actuators exceeds uls requirement of 20,000 cycles at damper static load. The cd50 has aluminum airfoil blades with synthetic. Every damper is built with performance in mind and tested per amca standards in ruskin s laboratory.
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