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Spring return damper actuator

spring return damper actuator Belimo NFB24-SR : Spring Return Damper Actuator, 24VAC/DC, 90 in-lb, 2-10VDC (4-20mA) Proportional Control Signal, <95 Seconds Run Time, <20 Second Spring Return, Damper Area up to 22 Sq. 1 Twenty-Foot Container (Min. , Voltage 24VAC/DC, 5. Belimo Non-Spring Return Actuators with a comprehensive torque range and the ability to direct mount or mount to a jackshaft offers solutions for control damper, air handlers, economizer units and much more Spring Return Actuators M9220-600 1 in. Damper Actuator, 180 in-lb [20 Nm], Spring return, AC/DC 24 V, On/Off. Spring Return Damper Actuators Filter Sort by Featured Best Selling Alphabetically, A-Z Alphabetically, Z-A Price, low to high Price, high to low Date, new to old Date, old to new HONEYWELL M847D1012 24 Vac Spring Return Direct Mounting 2 Position Actuator to Operate ARD and ZD Zone Dampers. Not to be used for a master-slave application. Actuator with spring return can be set to return the damper to an open or closed position if the power fails. Cognitive Market Research provides detailed analysis of Non Spring Return Damper Actuators in its recently published report titled, "Non Spring Return Damper Actuators Market 2027". Which kind of damper actuator used depends on the type and configuration of the HVAC system in the building. , Propotional, -22 Degrees to 122 Degrees F, Timing 95 sec. 35 - 300 lb-in Modutrol IV motors provide two-position, SPDT floating, or modulating control of Globe Valves and HVAC dampers. Add to Cart. 3. 1 Global Actuator Sales Comparison by Application (2016 & 2021 & 2027) 1. They are appropriately used on dampers and air handling louvers. Round or 3/8 In. (25 mm) Jackshaft Coupler Kit (with Locking Clip) for Mounting DS24-180 Series Electric Spring Return Actuators on Dampers with 3/4 to 1-1/16 in. Honeywell Direct Coupled Actuator 88in-lb 24v Spring Return MS7510A2008. Products Damper Actuators Control Valve/Actuators Butterfly Valve/Actuators M847A1031 Honeywell Draft Damper Actuator SR Spring Return, Direct Coupled Damper Actuator, 1. The actuator’s angle of rotation is proportional to the length of time the signal is applied. C $44. Spring Return Actuators on dampers with round shafts from 5/16 to 5/8 in. au Item: Spring Return Damper Actuator, 24VAC/DC; Voltage: 24VAC/DC; Torque: 35 in. 1 Global Actuator Sales Comparison by Application (2016 & 2021 & 2027) 1. The spring return damper motor actuator is designed to . BELIMO SPRING RETURN DAMPER ACTUATOR: Modulating spring-return actuator with emergency control function for adjusting dampers in technical building installations • Air damper size up to approx. Spring Return Electric Actuators: Quarter-Turn. - Torque : 3 - 20 Nm Damper motor, spring-return actuator. Usual valves work in such a way. $22. Available in torque ranges from 25 to 58,000 in-lbs, for optimum actuator sizing. or 10, 12, and 14 mm square shafts (quantity 1) M9220-602 Replacement Locking Clips for M9210-xxx-3 Series Proportional Electric Spring Return Actuators (fiveperbag) actuators are designed for butterfly, plug or ball valves, and offer one compact design for double acting and spring return. HVAC system 4Nm 24V ON/OFF Control Air Damper Actuator . Features • NEMA 2 and Plenum rated • 10’ plenum cable (24V Models), 3’ appliance wires for 120/230 Vac models Manufacturer of Spring Return Damper Actuator - Spring return fire damper actuators offered by Protab Air Systems, New Delhi, Delhi. Order) Electric ball valve . Open price. 2. Read about company. Honeywell Direct Coupled Actuator 88in-lb 24v Spring Return MS7510A2008. Shop by Category. $ 193. Side Refine Panel. 05” in diameter by means of its universal clamp. They combine the simplicity of electrical operation with the precision of hydraulic control and the reliability of mechanical spring return or accumulator fail-safe action. Quarter-turn pneumatic actuators, part-turn and continuous rotation dampers (dashpots). 99. or 12 mm to 19 mm round shafts, or 3/8 in. The quantity you requested is not available at your chosen plant. 1. NM Series - 90 in-lb, Approx. The spring return system provides constant torque to the damper with, and without, power applied to the actuator. 5 Others 1. , Depth 3-15/64 In. 0 m 2, friction dependent. Browse Spring Return Damper Actuators in the Belimo Americas (USA) catalog including EF Series - Spring Return Damper Actuators,AF Series - Spring Return Damper Actuators,NF Series - Spring Return Damper Actuators,LF Series - Spring Return Damper Act 1. Square, Torque 35 in. Features NF24A Belimo 24V, 10Nm, Open/Close, Spring Return Damper Actuator 10Nm Belimo spring-return actuator, 75 s running time, 95° rotation angle, AC/DC 24 V, Open/Close IP 54, manual override with integrated position stop, running time with spring 20 s, control single-wire, 1m PVC Connection cable, reversible direction of rotation (right/left the actuator in a stall condition. and 1/2 in. The electronic non-spring return damper actuator series offers torques ranging from 44 lb-in to 310 lb-in with a variety of standard control signals and built-in options. 3. to 1-3/64 In. 8 m 2, friction dependent. (5 Nm) Maximum Stall Torque: 70 lb-in. 2. Damper Actuators are electric motors for positioning of dampers in HVAC systems. On Sale $120. damper. 1 Non-Spring Return Damper Actuators Product Market Share Analysis, 2018 & 2026 5. Complete line of spring return and non-spring return, foot-mounted actuators. 3. They are appropriately used on dampers and air handling louvers. Add to Wish List Add to Compare. Description Designed for control of building HVAC dampers, the OpenAir GCA Series Direct-coupled, Spring Return Electric Actuators are available in 0 to 10 Vdc or 2 to 10 Vdc modulating, floating and two-position (on/off) control models. 3. 24V 160 lb-in. 3. Jan 28, 2021 (Heraldkeepers) -- Global Non-Spring Return Damper Actuators Market Overview A detailed overview of a market report could be useful as it is Spring return damper actuators shall be the type that requires no connecting linkages. Many nonspring return actuators have a manual positioner device that will allow opening or closing of the actuator when power is lost. 00 YOU SAVE 513. Side Refine Panel. Description The MS8120F,S is a 175 lb-in (20Nm), spring return direct-coupled, 24 Vac actuator that accepts two position (SPST) control with an integral junction box. If the power supply is interrupted, the energy stored in the spring moves the damper back to its safe position. Features: • Spring return function • Manual operation • Rotation direction selection by switch Plenum rated damper actuators means conduit is not needed on low voltage jobs Includes a brushless DC motor for increased efficiency and reliability compared to the brushed motor counterparts Bi-directional rotation allows for 1 fail-safe spring return actuator to function in multiple applications China Fire and Smoke 5nm Spring Return Damper Actuator, Find details about China Actuator, Damper Actuator from Fire and Smoke 5nm Spring Return Damper Actuator - Tianjin Huixi Refrigeration Equipment Engineering Co. Belimo Non-Spring Return Actuator Products include: CM Series - 18 in-lb, Approx. 3. USD 21. 82. , Depth 3-27/64 In. Actuators shall use a Huge Damper Actuators Inventory - Same Day Shipping - Expert Technical Support. , Stroke Deg. With a comprehensive torque range (2 Nm to 40 Nm) they are optimised for damper sizes up to 8 m2. The LF…-S versions are provided with 1 built-in auxiliary switch. . Damper Actuator 24V - Run Time Maximum-- 20 sec. 2 Commercial Building 1. A typical actuator includes a spring return to drive a damper coupled to the actuator back to an initial or closed position. Actuator sizing should be done in accordance with the damper manufacturer’s specifications. Low cost, two-position actuators are also non-spring return direct coupled actuators. The electric energy is used to actuate multi-turn equipment, such as gate or globe valves. Spring Return actuators utilize an internal spring that drives the actuator open or closed on loss of power. Replacement Coupler Kit (with locking clip) for mounting M9220-xxx-3 Proportional Electric Spring-Return Actuators on dampers with1/2 in. M9220-601. If the actuator loses power, air supply, or hydraulic pressure, the springs expand and return the actuated component to its original position, known as the fail position. 1. A scotch yoke actuator converts linear motion into rotational motion. 2 Spring Return Damper Actuators 1. Description The SAX Non-spring Return (NSR), Electronic Valve Actuator requires a 24 Vac supply to provide three-position control of a valve. Cat #: 78G67 Model/Part #: M8405A1006/B. Spring Return Spring return electronic damper actuators OpenAir™ electronic rotary spring return damper actuator series offers torques ranging from 20 lb-in to 160 lb-in with a variety of standard control signals and built in-options. Damper Actuator, 180 in-lb [20 Nm], Spring return, AC/DC 24 V, modulating, Cloud, communicative, Hybrid, BACnet IP, Modbus TCP SAX Electronic Valve Actuator Non-spring Return, 24 Vac, 3-Position Control Siemens Industry, Inc. Pneumatic Valve Actuators; Pneumatic Damper Actuators; Pneumatic Controllers; Pneumatic Thermostats; Pneumatic Relays; Pneumatic Fittings & Accessories; Pneumatic Valve Assemblies Spring Return Actuators on dampers with 1/2 to 3/4 in. Actuators enable a damper to operate with controlled positioning throughout the stroke of the damper. Spring return direct coupled actuators (DCA) used in heating, ventilating and air-conditioning (HVAC) systems to drive a variety of quarter-turn, final control elements requiring spring return fail-safe operation. Switch. Rotary actuator with spring return and positioner Rotary actuator with spring return for control ball valves High-speed rotary actuator with SAUTER Universal Technology (SUT) for ball valve Belimo damper actuators are designed for use in a variety of HVAC applications and guarantee reliability and reduced current consumption. 41 shipping. This section contains spring and non-spring return direct coupled actuators (DCA) for on/off damper control with an integral junction box. • Life: 100K cycles. or 10 mm, 12 mm, and 14 mm square shafts (quantity 1) M9220-602. 3 Non-Spring Return Damper Actuators 1. Spring Return Damper Actuators – Tagged "Voltage: 120V" Filter Sort by Featured Best Selling Alphabetically, A-Z Alphabetically, Z-A Price, low to high Price, high to low Date, new to old Date, old to new Home Dampers & Actuators. -in (7 N-m), 133 lb. Die-Cast Aluminum Spring Return Electronic Damper Actuator (90 Sec Run Time) (GCA161. Electronic Fail-safe actuators utilize super capacitors that discharge stored energy to the motor and the actuator is driven open or closed on a loss of power. 2 N. N o w O p e n Actuator mounting orientation differ depending on the damper shaft rotating direction. , Stroke Deg. (6 to 12 mm) (quantity 1) M9208-602 Replacement Locking Clips for M9208 Series Electric Spring Return Actuators (quantity 5) M9208-603 Adjustable Stop Kit for M9208 Series Electric Spring Return Actuators (quantity 1) Belimo Actuator NMB24-3 Non-Spring Return, Damper ACTUATOR: $40. • Actuator sizing should be done in accordance with the damper manufacturer’s specifications. Application. 3. Zero & Span (177 lb-in) SKU : M9220-HGA-3 Brand : Johnson Controls AFB24-IP . Cat #: 78G67 Model/Part #: M8405A1006/B. • Power consumption: 6 W. torque, 24 Vac/Vdc, on/offDamper, Spring ReturnDirect Coupled Description: PC Series 1750 in lbs / 200 Nm - w/o Manual Override The ProMation Engineering line of quarter-turn spring return industrial actuators are robust fail-safe actuators for industry. Pneumatic Damper Actuator, High Actuator Force, Spring Return, 3 1/2″ Stroke, 5-95% RH Humidity Range, 29 PSI Maximum Operating Pressure, 1/4″ Barbed Fitting for OD Plastic Tubing, 8-13 PSI Spring Range, -40-158 Degree Temperature Range, Includes External Trunnion Mounting Bracket with Crankarm 4 Nm, ON/OFF, Floating and Proportional Control The small family electric damper actuator series have been developed to operate small air dampers in ventilation and air conditioning systems. 3 Actuator Segment by Application 1. 3. CE1Z4634en Building Technologies Non-spring return rotary actuators 2016-07-29 2. 99. Updating Price The P Series quarter-turn electric actuators are intended for Ball Valves, Butterfly Valves, and Dampers. The series consists of models for on/off and floating AFB24 Damper Actuator,180 in-lb,Spring Return, $196. , Voltage 120VAC, 5. -in. ML6161D2006. OLD TYPES A. Controls & Accessories Home Dampers & Actuators. 24 Vac Modulating Motor Spring Return Three Position Damper Actuator for W7459C Economizer System. 0,4 m² Technical data Electrical data Nominal voltage return spring. 3. , Ltd Ruskin model RUS-M120(S) electric On/Off spring return actuator designed for factory mounting on damper up to 12 sq. This actuator features 30 lb/in torque and 120 Volt +/-10%. Learn More Country of Origin is subject to change. damper. Electric 90° spring returned actuators ExMax for automation of air dampers, fire and smoke dampers, volume control, as well as for ball valves, throttle valves and other quarter turn armatures. , Width 3-5/32 In. Auxiliary Switch. ADD TO CART. The new EFB Series is true spring return with a high 270 in-lb torque output and most models are available with optional NEMA 4 housing. ® The FAMCO ADC Motorized HVAC Damper - Normally Closed is normally closed with a power open and spring return motor assembly. M a i n l a n d. Compact design, high performance, overload proof; Maintenance free; Varying range of torque output; Spring back action on power supply interruption; 24V/230V AC/DC power options; Limit switch option available; Suitable for air and smoke / fire damper; Degree of protection : IP54 2-wire 24V Replacement Motor for ZDS, ZDB, RDS, RTS dampers. All actuators are plenum rated. Open price. A spring return actuator is a control device that supplies one-way powered motion with the impetus for its return stroke being supplied by a spring. AU $157. 5 out of 5 stars. -lb. Great for service or retrofit applications. , New in OEM box surplus . Note: The spring return feature is intended only as a safety feature to drive the actuator during a power interruption. $184 64. KD10 Spring Return Damper Actuator. Shop by Category. The RSD includes a travel limiter to prevent full closure, if so desired. The OpenAir GQD Series direct-coupled spring return electronic actuator is designed Features • Bi-directional spring return (fail-safe) Honeywell MS4104F1210 2 Position Damper Actuator 120 Volt 30 lb-in Spring Return. 5 m 2 , friction-dependent. Precision die-cast pistons with large cylinder bearings increase efficiency and cycle life. 45 sq. 1 Piece (Min. 5. The store will not work correctly in the case when cookies are disabled. Failsafe options include spring return or battery backup. The TF series provides 95° of rotation and is provided with a graduated position indicator showing 0° to 90°. -lb. $127. Updating Price Home Dampers & Actuators. /In. The easy-to-install universal replacement fire and smoke actuator delivers fast-acting damper close off with flexible mounting options. or Best Offer. For damper areas up to 2. The actuator accepts an on/off signal from a single-pole, single-throw (SPST) controller. Unique universal power supply models work with 24 Volt AC to 240 Volt AC or 24 Volt DC to 125 Volt DC. 3. The actuator may be stalled anywhere in its normal rotation without the need of mechani-cal end switches. 25 lb-in spring return economizer motors provide SPDT floating, two-position, three position or modulating control of economizer systems and ventilation dampers. Spring-return damper actuators shall be the type that requires no connecting linkages. AFB24 quantity. 800-575-5562 Product Description: NON SPRING RETURN FOOT MOUNTED ACUTATOR Spring return electric actuators from Indelac Controls Inc. The TF series actuators provide true spring return operation for reliable fail-safe application and positive close-off on air tight dampers. $49. 75 New. Will the damper be required to return to its open (or closed) position in the event of a power failure or other emergency? If this is the case, a “fail-safe” actuator is required. Spring return actuator for adjusting dampers in HVAC installations •Running time motor12 s / 90° •Running time spring10 s / 90° •Torque motor50 Ncm •Torque spring50 Ncm •Nominal voltage24 VAC •Control2-point •Feedback signal1x switching output •Damper sizeup to approx. Motor powers the damper typically to Closed and Spring Returns it back open for fail safe operation. 0 . (1) 1 product ratings - BELIMO TFB24-S Damper Actuator On/Off, Spring Return, 24 VAC/DC, Aux. 2 Commercial Building 1. The actuator can be turned and locked into any position using the hex spanner supplied (see MV 505820). Available in torque ranges to suit most needs A 2 to 10 VDC feedback signal is provided for position indication. 97 Each. Product description. COMPARE AT MSRP 609. The spring return actuators shall have a self-centering damper shaft coupling that assures concentric alignment of the actuator’s output coupling with the damper shaft and be capable of direct mounting to a shaft up to a 1-inch diameter. fail-safe and fail-in- place damper actuators that are used in critical control environments such as lab and fume hood conditions. The EDA-8100 spring return actuator will drive the damper through a full stroke cycle of 90 degrees in 180 seconds. 41 shipping. M7415 spring return damper actuators provide two-position, three-position, floating, or modulating control of economizer systems, ventilation dampers, and combustion air dampers used in residential or commercial HVAC equipment. $29. 3 Non-Spring Return Damper Actuators 1. M9300 Series Electric Non-Spring Return Actuators Catalog Page M9300 Description The M9300 Series Electric Non-Spring Return Actuators provide control of dampers in HVAC systems. ) Maximum Damper Sq/Ft VCDR Description Actuator Part # External Mount With Seals Without Seals Maximum Diameter (inches) Actuator Kit # (includes actuator) Two-position Spring Return* Belimo AFBUP 24 - 240 50/60 180 35 50 24 OVERVIEW. Get contact details and address | ID: 8613291162 SPRING RETURN DAMPER ACTUATOR 2 Point Spring Return Control 3 Nm Yellow S1 Green S2 Blue S3 M a Purple S4 Grey S5 White S6 M b 2 (1. 20. Learn More Belimo spring return damper actuator with 35 in-lb torque. M847A1080 In-Stock. 3. It has a 24 Vac/24 Vdc power supply. 2 Commercial Building 1. The spring return system provides consistent torque to the damper with, and without, power applied to the actuator. 'Spring Return Damper Actuator, 120VAC, Direct Mount, Yes, Shaft Type 3/8 In. Go to previous slide - Best Selling. If power is lost, make sure that damper is forced back to the fully closed position, so an actuator that has fail-safe can protect the internal components. 4 Public Utilities 1. 00~26. Includes 38 in. • 35 lb. C $69. $22. 5 sq. Features and Benefits. ft, 5-Year Warranty Damper Actuators . The L Series linear electric actuators are typically used on Gate Valves, Globe Valves, Control Valves and Dampers. Page 2 5. $22. The synchronous motor actuator can be driven open (or closed) using any 24 volt rated two position switch - eg. MS4120F1006 In-Stock. 2-Position 100-250 Vac SR. Johnson Controls D-3153-1 Damper Actuator With 8 to 13 PSIG. 13. The spring return system provides consistent torque to the damper with, and without, power applied to the actuator. End switches are available with all models. 2. Call our sales team for a quote. Phone: +61 2 9804 6366 Fax: +61 2 9804 6899 E-mail: info@regulatoraustralia. The ProMation Engineering line of quarter-turn spring return industrial actuators are robust fail-safe actuators for industry. Order: 1 Piece 24 Vac Modulating Motor Spring Return Three Position Damper Actuator for W7459C Economizer System. M9220 Proportional Spring Return Actuator, w/ Adj. 3. The spring return actuators shall have a self-centering damper shaft coupling that assures concentric alignment of the actuator’s output coupling with the damper shaft and be capable of direct mounting to a shaft up to a 1-inch diameter. in), both open and close. This will require a spring return type actuator model to be specified (battery backup systems or InMax quarter turn respective damper actuators are, in accordance with type, for automation of air dampers, fire and smoke dampers, volume control, as well as for ball valves, throttle valves and other quarter turn armatures. Actuators attach to the damper shaft to rotate it open and closed when signaled by a controller (not included). Shaft Type: 3/8" to 1/2" Round or 3/8" to 7/16" Square; Height: 7-43/64" Item Type: Spring Return Damper Actuator; Brand: BELIMO; Manufacturer Part Number: LF24-SR; Made in the United States; Includes: Mounting hardware 1. 4 13 mm damper spindles. $29. Our productsinclude belimo spring return damper actuators and many more automation and metering products. VCP spring return damper actuators to be direct mount on standard damper shafts to control dampers. 5 Others 1. • 24 Vac/dc compatible • Visible position indication • Self-centering shaft coupling The spring return system provides a consistent torque to the damper with, and without, power applied to the actuator. Home Dampers & Actuators. Page 1 M847D INSTALLATION INSTRUCTIONS APPLICATION The M847D is a two position, 24 Vac spring return damper actuator designed to operate directly driven zone dampers, used to control air flow in ducts. 95 New. This actuator is for on/off, fail-safe control of dampers in HVAC systems. 067161. /GLB. 3. Operation: The AFB and AFX series actuators provide true spring return operation for reliable fail-safe application and positive close-off on air tight dampers. Belimo fail-safe damper actuators have a comprehensive torque offering from 22 to 1400 in-lbs torque with direct coupled, rotary or linear travel that can handle many HVAC applications. Note: Damper minimum position adjustment does not SPECIFICATIONS Electrical Rating 6. Spring return actuators will automatically be driven fully to one closed position or open Technical Instructions OpenAir GMA Spring Return Rotary Electronic Damper Actuators Document Number 155-315P25 January 19, 2005 Page 8 Siemens Building Technologies, Inc. 5 Others 1. 312 inch) • Control: power on, spring return. 00 / Piece. Sw0016 Spring Return Electric Motorised Damper Actuator Suppliers Sizing 5nm/1cubic Metre Electric Valve FOB Price: US $35-40 / Piece Min. (8 Nm) Electrical Connections: Enclosed screw terminal strip (22 to 14 AWG) Environmental Rating: NEMA2 Frequency: 50 Hz; 60 Hz Manual operation: Declutch mechanism Mounting: Direct Coupled Maximum Noise Rating, Driving (dBA @ 1m): 35 modulating electric damper actuators. For example, a spring return door actuator will only open the door under its own power with the door being closed again by a spring arrangement. The spring return system provides consistent torque to the damper with, and without, power applied to the actuator. LM Series - 45 in-lb, Approx. Actuators in this series provide rated torques from 70 lb·in (8 N·m) to 310 lb·in (35 N·m). 240,00 €. A spring return actuator is desirable in many instances where a power failure can compromise the system. Damper actuator with spring return ASF 122, 123. • 24 Vac/dc compatible • Integral 1/2-inch conduit connector Damper Actuator, Rotary, 4Nm, 24V AC/DC, 240V AC, 2-Pos, 3-Pos, 0-10V, Non/Spring Return, Auxilary Switch. Open price. 99 New. $22. Belimo 230V, 30Nm, Open/Close, Spring Return Damper Actuator (EF230A) Innovative Home and commercial heating controls and Actuators provider. 3 Non-Spring Return Damper Actuators 1. "L" face must face the front for the counterclockwise spring-return direction, and "R" face must face Non-spring return actuator: These are actuators, When the electricity or air pressure is withdrawn, non-spring return instruments will stay in their place. or 19 to 27 mm Round Shafts, or 5/8 and 3/4 in. The OpenAir 24 Vac/dc spring return 142 lb-in electronic actuator is designed for digital Features • Brushless DC motor technology with stall protection Spring Return Damper Actuator, 24VAC/DC, Yes, Shaft Type 1/2 In. The actuator is mounted directly to a damper shaft up to 1. The spring return provides 100 in·lb of torque to return the damper blades to a normal position upon loss of power. Product Datasheet. 24-SR series provides 95° of rotation and is Product Descriptions The Mx41-730x-xxx series spring return SmartX Actuators are used with two-position and modulating controllers for positioning large dampers and other HVac equipment. All include spring return to drive the damper or valve to a "normal" position when power is lost. 3. The spring return damper actuators from VCP are supplied with anti rotation bracket provided for stability, position indicator and energy savings at end stops. 3 Actuator Segment by Application 1. Simple direct mounting Simple direct mounting on the damper spindle with an universal spindle clamp, Spring return, rotary, and linear variations are made as well. Order) HVAC System 10Nm 24V Spring Return Damper Actuator . The MSS replaces the MSR, RDM, RDMH motors. 3. Non-spring return direct coupled actuators (DCA) used in heating, ventilating and airconditioning (HVAC) systems to drive a variety of quarter-turn, final control elements. The spring return system provides constant torque to the damper with. 3. Add to cart. Zero & Span (177 lb-in) M9220-HGA-3 M9220 Proportional Spring Return Actuator, w/ Adj. During normal operation, the actuator motorized the device. Operation, continued GMA13x A floating control signal controls the damper actuator. This actuator is designed to work with Spring return damper actuator are designed to be used as replacement for Honeywell’s M847D, GCA Series Spring Return Electric Damper Actuator. Dwyer's models are designed to accept floating control signals and come in a variety of power supplies. ,The motor moves the damper to its normal operating position against spring tension with a powerful turning and holding torque of 20 Nm. Round, Torque 180 in. 11 sq. ft. 1u. Spring return actuators, such as Johnson Controls® M9208 and M9220 Series, are recommended for use with outdoor Actuator Type: Damper; Valve Rotational Stroke: 95 ±3 degrees Fail Safe Mode: Non-Spring Return Torque: 44 lb-in. . Simple direct mounting on the damper spindle by universal spindle clamp. These replace the current AF series. A wide variety of spring return damper actuator options are available to you, such as total solution for projects, graphic design, and others. The LF series actuators provide true spring return operation for reliable fail-safe application and positive close-off on air tight dampers. The AF24-SR actuator moves the damper to its normal working position while tensioning the Hansen's ultra-quiet spring return damper actuator is ideal for the HVAC market. 2 Commercial Building 1. Honeywell 120 volt fast-acting, two-position actuator that is spring return direct coupled with an integral junction box for on/off damper control. AFB24-MFT Damper Actuator, Rotary, 10Nm, 24V AC/DC, 230V AC, On/Off or 3-Pos, 0-10V, Non/Spring Return. 4 Public Utilities 1. 35 Rotary actuator with spring return and positioner Rotary actuator with spring return for control ball valves High-speed rotary actuator with SAUTER Universal Technology (SUT) for ball valve Upon failure of the power source, the spring returns the damper to the first position, and, as the spring returns the load to the first position, the electric motor is spun to generate electricity Upon failure of the power source, the spring returns the damper to the first position, and, as the spring returns the load to the first position, the electric motor is spun to generate electricity Spring Return Actuators. Siemens Actuators without spring return GDB. 3. 2 m² • Nominal torque 10 Nm • Nominal voltage AC/DC 24 V • Control modulating DC (0)2…10 V • Position feedback DC 2…10 V Non-Spring Return Damper Actuators. The purpose of a damper actuator is to allow an HVAC system to bring in outside air, or move the damping system in such a way that air cannot get in. to 3/4 in. Spring Return Damper Actuators Mx4D-703x and Mx4D-803x Series 30 lb-in Direct Coupled Designed for controlling air dampers in building systems that require fail safe return, with two position, floating or proportional control. ) NBAR24-SR Spring return direct coupled air damper actuator Proportional damper actuator, 24 V for 0 to 10 VDC, or 0 to 20 mA control signal. Acme Miami 95004 4" 2-wire spring return damper 24 Volts AC actuator 2-wire spring return dampers 24 Volts AC actuator. Use to automatically adjust dampers to regulate airflow. Contact factory for optional internal auxiliary switch on DDA. 3 Industrial Facilities 1. 4 “Adjustable characteristic function”). S t o r e. Actuators without spring return remain in their last position when power is removed. or 10, 12, and 14 mm Square Shafts (Quantity 1) Spring return actuators for multileaf dampers Type JZ, JZ-AL, JZ-LL, JZ-LL-AL, JZ-HL, JZ-HL-AL Change of the damper blade position for two different operating situations Supply voltage 24 V AC/DC up to 230 V AC Control input signal: 1-wire control (2-point) Modernizing Trends Private Limited - Offering Belimo Non Spring Return Damper Actuator, For Volume Control, Shape: Rectangular at Rs 4000/piece in Ahmedabad, Gujarat. g. Alibaba. excl. to 7/16 In. FREE SHIPPING on orders over $150. or 12 to 19 mm Round Shafts, or 3/8 and 1/2 in. Spring Return Damper Actuators. The spring return system provides consistent torque to the damper with, and without, power applied to the actuator. 5W, Includes Anti-rotation Bracket'. Self-Centers on 1/2", 3/4", and 1. the actuator cannot be direct coupled to the damper shaft. 24 Vac Modulating Motor Spring Return Three Position Damper Actuator for W7459C Economizer System. 1. 4 Public Utilities 1. 2 Spring Return Damper Actuators 1. 4 20. • Torque: 0. Honeywell ML6174A2002 Damper Actuator. Ft. 41 shipping. damper. Operation The NF series actuators provide true spring return operation for reliable fail-safe application and positive close off on air tight dampers. Models are available for operation in HVAC and smoke control systems. The largest torque range in the industry - 30, 80, and 175 lb-in torque models available Delivers fast-acting damper close in 15 seconds and the integral spring return ensures consistent, proper level of torque Spring Return. The spring return system provides consistent torque to the damper with, and without, power applied to the actuator. frost and smoke protection, hygiene, etc). ft. Spring return actuator: This is an important category of valves. Spring return actuators for multileaf dampers Type JZ, JZ-AL, JZ-LL, JZ-LL-AL, JZ-HL, JZ-HL-AL Change of the damper blade position for two different operating situations Supply voltage 24 V AC/DC up to 230 V AC Control input signal: 1-wire control (2-point) and the return spring. ft. It is The MS7505 is a 44 lb-in (5Nm), spring return direct-coupled, low voltage actuator that accepts floating, on/off (SPDT), or modulating (0/2-10 Vdc) control and feedback for: air dampers, air handlers, ventilation flaps, louvers, and ball valves. 3 Industrial Facilities 1. 99. 64. The M847D is a two position, 24 VAC spring return actuators designed to operate ARD, EARD and ZD zone dampers Low voltage, spring return damper actuators Equipped with anti-rotation and drive shaft extensions for direct mounting to 7 or 16 in diameter coupling style dampers Siemens (6) Honeywell Foot Mounted Draft Damper Actuator, 1. Compatible with Specifications. The dampers can be reversed in the field using the same motor. or 16, 18, and 19 mm Square Shafts Quality spring return fail-safe electric valve actuator are manufactured by Sun Yeh. Danbury, CT, April 1, 2015– Belimo Americas is pleased to announce the release of the new EFCX series spring return damper actuators with a fast 10 second fail-safe spring return speed and a high torque offering of 270 in-lbs [30 Nm] perfect for applications where maximum airflow must be achieved quickly, such as emergency generator combustion inlet dampers. Spring-return direction of the actuator is indicated with "L" (left) or "R" (right) printed on the actuator front or rear face near the shaft mounting hole. 4 Actuator Market Estimates and Forecasts (2016-2027) Spring Return Damper Actuators Market Research Report LOS ANGELES, United States: QY Research has recently published a research report titled, “Global and China Spring Return Damper Actuators The mode of operation for the LF… actuator moves the damper to its normal working position while tensioning the return spring at the same time. Lead time (days): 21. • Speed: power 30s, spring 7s. BELIMO TFB24-S Damper Actuator On/Off, Spring Return, 24 VAC/DC, Aux. DDC units feature a 0 to 10 VDC feedback signal of damper position. Direct Coupled Damper Actuator (Spring-return Type) General Model MY6055B2001 direct coupled damper actuator is a motorized actuator to open/close air damper for ventilation and air-conditioning systems. 29 shipping. Get Latest Price. The damper is field reversible from power closed/spring open to power open/spring closed. 4 Actuator Market Estimates and Forecasts (2016-2027) M9220-601 Replacement Coupler Kit (with Locking Clip) for Mounting M9220-xxx -3 Proportional Electric Spring-Return Actuators on Dampers w ith 1/2 to 3/4 in. com. Nobody expects more from us than we do. The ADC is made with 24 volt or 120 volt motors. Will the damper be required to control temperature, pressure, or airflow by moving to any position between open and closed as required by a controller? This is called modulating or proportional control. Spring return is used to provide a normal position of the valve or damper when power is removed (see Chapter 1). Shipping dimensions and weight. or 12 to 19 mm round shafts, or 3/8 and 1/2in. D a s h p o t. Description: Pneumatic and hydraulic actuators in double-acting and spring-return configurations • Electro less nickel-plated cylinders, chromium-plated piston rods • Hammer blow and standard valve stem coupling designs available • Thrust up to 5,000,000 N (1,124,000 lbf) • ATEX 2014/34/EU Non-Spring Return Damper Actuators by Belimo. 2 Non-Spring Return Damper Actuators Product Market: Segment Dashboard 5. Spring Return Actuator Spring Return Actuator 135-6 TYPICAL APPLICATIONS: • HVAC Dampers • Material Dispensing STANDARD FEATURES: • Actuator Mounting: Set-screw clamping to 5/16 inch diameter damper shaft and anti-rotation pin as shown • Actuator Rotational Travel: 90 degrees (open to close position) • Actuator Electrical Connection: Description The MS40-7043 are for spring return applications that require proportionalmosulation control of dampers and valves in HVAC systems. 5 Watts, 7VA Motor Voltage 24 Volts VAC +- 20% 50/60 Hz Output Direct Drive 5/16”. damper actuator spring return work on temperature, humidity, air quality, air movement, and air cleanliness to make the air safer and comfortable surrounding you. ML6174A2002. • Power supply: 24 VAC, 115 VAC and 230 VAC. Honeywell Direct Coupled Actuator 88in-lb 24v Spring Return MS7510A2008. 3 Industrial Facilities 1. 2. 0)2-10Vdc & Modulating / Floating Control *With 2 Internal Auxiliary Switches. 3. NSW, 2115, Australia. 888-739-8400; Login ; or Register ; Store Locator. It does not have LEDs or an end switch. 9 in-lb, Spring Return, Two Position, 24V. -lb. Actuator Selection for Control Dampers Electric VCD Actuator Limitations* Model Voltage Frequency (Hz) Torque ( in. 49 New. com, of which hvac systems & parts accounts for 11%, dc motor accounts for 1%. The damper is turned back to the emergency position by spring force when the supply voltage is interrupted. 5W, Includes Mounting Hardware These actuators are available in both spring-return and non-spring-return varieties. . ft damper torque DIRECT-COUPLED ACTUATORS TORQUE AND DAMPER AREA RATINGS DIRECT COUPLED ACTUATOR CROSS REFERENCE CHART SPRING RETURN Brand Torque Supply Voltage Control Signal Model Damper Area (ft2) Regulator Australia Pty Ltd 8 Hope Street, Ermington. Spring Return Actuators; Non Spring Return Actuators; Electronic Fail Safe Actuators; Fire & Smoke Damper Actuators; Accessories; Pneumatics . Honeywell Direct Coupled Actuator 88in-lb 24v Spring Return MS7510A2008. The damper is turned back to the emergency position by spring force if the supply voltage is interrupted. End switches allow another appliance to be operated when the damper has reached its full power (either open or closed). Stroke Speed This would be a use case for fail-safe spring return actuators. The AF. 9 lb-in Honeywell - SPST, 2 Position. Order) Electric spring return Actuator 2. Installation in safe areas (industrial applications) W/o or with spring return (fail safe version) DDC actuators are designed to accept 4 to 20 mA or 0 to 10 VDC modulating control signals and are 24 VAC powered. A spring return actuator allows the ability to remotely control a device, which is often required to adhere to safety standards. A situation where a fail-in-place non-spring return actuator would be used is in a damper near a fan. The actuator moves the damper to the operating position at the same time as tensioning the return spring. Cut Labor Costs with Simple Direct Coupling. . Dimensions (All numbers in brackets are metric. Spring Return Damper Actuators. 1 Piece (Min. 24 Vac Modulating Motor Spring Return Three Position Damper Actuator for W7459C Economizer System. Features: • Proportional models controlled by 6-9 Vdc, 2-10 Vdc or 4-20 mA with the addition of a 500 ohm resistor. • The Spring Return Actuators in stock and available to ship. • Connection: for shaft Dia. Cat #: 78G67 Model/Part #: M8405A1006/B. 1 Piece (Min. Site Map. 4. . 2. , Switch Type SPDT, On/Off, -22 Degrees to 122 Degrees F, Timing 75 sec. Heat Test White Paper. 5Nm S6061SC-2. to 1/2 In. (ICI) are specially designed for fail-safe applications using quarter-turn valves and dampers. We have chosen a plant within your radius that has stock. deep coupler/set screw . Overview. C $45. Features • 24 Vac/dc compatible • Visible position 958 spring return damper actuator products are offered for sale by suppliers on Alibaba. Overload protection and end stop detection for efficient usage of energy. These fast-acting damper actuators operate with a GCA Series Spring Return 142 lb-in Electronic Damper Actuators Siemens Building Technologies, Inc. Damper Actuators; Damper Actuators. Actuators produce 17 to 70 in-lb (2 to 8 Nm) of torque. The synchronous motor actuator can be driven open (or closed) using any 24 volt rated two position switch - e. linkage chain. The energy efficient spring return damper actuators offer 15-second spring return capability and 90-second drive open timing; with GQD offering 30-second drive open timing. Side Refine Panel. Switch. 2. Unit provides up to 95° of rotation and has a graduated position indicator displaying 0° to 95°. For the operation of air dampers that perform safety functions (e. MA41-730x-xxx Two-Position models are controlled by 24 Vac/ Vdc (MA41-7303-xxx) or 100…240 Vac (MA41-7300-xxx). . The Belimo AFB24-SR spring return, 180 lb-in electronic damper actuator provides proportional, fail-safe control of dampers in HVAC systems. New SF Series spring return actuators with emergency function for adjusting air dampers in ventilation and air conditioning systems in buildings. At Kele we make it easy to find the right Actuators and Dampers product. On Sale $92. 4 Actuator Market Estimates and Forecasts (2016-2027) AFB24. Honeywell Damper Actuator Spring Return, Fast-Acting, Two-Position, 175 in-lb (20 Nm), 120 VAC, for Fire and Smoke Dampers. Featuring the patented Whisper Motion air brake and the always reliable Synchron® AC synchronous motor, our actuator design eliminates the wind-up noise that often occurs when the motor and gear train start spinning at more than ten times their normal operating speed. • Angle of rotation: 93 degree. Use the crank for precise adjustments. Belimo. 0 to 95, Height 9-11/16 In. 05” dia. , Ltd. SPRING RETURN ELECTRIC ACTUATOR (DAMPER STYLE) The damper style electric actuators series are direct mount, spring return electric actuators that operate with these available power options: AC 24 V at 50160 Hz or DC 24 V; AC 120V at60Hz; AC 230 V at 50160 Hz. 8 mm (0. Power consumption Type Running time s The Mx41-730x-xxx series spring return SmartX Actuators are used with two-position and modulating controllers for positioning large dampers and other HVAC equipment. BOX MAY HAVE SHELF WARE . 4 Actuator Market Estimates and Forecasts (2016-2027) Application The M847D is a two position, 24 Vac spring return damper actuator designed to operate directly driven zone dampers, used to control air flow in ducts. with blade and jamb seals. The LF series provides 95° of rotation and is provided with a graduated position indicator showing 0 to 95°. 1 Supplementary information on the description of functions for modulatingactuators. The spring return includes a spring that is wound by the actuator's motor as the actuator opens the damper. 99. 3. 5 square feet The OpenAir GMA Series Direct Coupled, Spring Return Electronic Damper Actuators provide modulating, two position and floating control of building HVAC dampers. MSS Specs Honeywell ML6161D2006 Non-Spring Return Damper Actuator. These products are equipped with state-of-the-art cooling types and heat exchanger process for efficient performance. 41 shipping. 2. $29. Honeywell RRD7 Retrofit Round Damper 7" 24v. 35 in-lbs [4 Nm} Approximately 8. g. com March 2014 *Maximum damper area assuming 7 in-lb/sq. Fail-safe actuators use brushless DC motor technology controlled by an Application Specific Integrated Circuit (ASIC) to provide stall protection, lower power consumption, higher efficiency and smaller transformer sizing. 3. Order) 2w DN15-150/ 3W DN15-50 BALL VALVE . Ideal for economizer dampers, roof top unit and air handling unit control. $74. Model MY6055B2001 has the spring-return function that automatically rotates the damper shaft to the damper closing Spring Return, 20 lb-in (2 Nm), Rotary GQD Series, Electronic Damper Actuators Siemens Building Technologies, Inc. 5) A, AC 250 V Actuator at 0 size the damper, valve, and/or actuator. Reconnect the motor wiring. 0 to 95, Height 7-43/64 In. Damper, Spring Return, Direct coupled actuator, spring return, 180 Lb. 24-SR series actuators provide true spring return operation for reliable fail-safe application and positive close off on air tight dampers. 3 Non-Spring Return Damper Actuators 1. 1P) at Ferguson. For damper areas up to 0. (4 N-m), 60 lb. Description for modulating, two-position, and floating control of building HVAC dampers. OBSOLETE - See Replacement: M847A1080. 2 Spring Return Damper Actuators 1. Actuators can be mounted directly to a damper shaft from 5/16 to 5/8 inch (8 to 16 mm) diameter with a universal clamp. Description or analog control of building HVAC dampers. Z Product description Type Downloads TXT CAD PDF; BEL-AM230: Damper Actuator 230Vac, 18Nm, 2-pos: N20230: BEL-AM230-2H: Damper Actuator 230Vac, 18Nm, 2-pos Item: Non-Spring Return Damper Actuator Ambient Temp. The spring return system provides constant torque to the damper with, and without, power applied to the actuator. 05" Jackshafts with Spring Return Damper Actuators by Belimo. 4 Public Utilities 1. Simple direct mounting Simple direct mounting on the damper spindle with a universal spindle clamp, supplied with an anti-rotation strap to prevent the actuator from rotating. • An auxiliary contact or manual switch may be used to provide ON/OFF control of the actuator. $84. Offset Uo and span 'U can be adjusted using two potentiometers (see section 3. The LF series provides 95° of rotation and is provided with a graduated position The type FSNF spring-return actuator is intended for the operation of smoke and combination fire and smoke dampers in ventilation and air-conditioning systems. The energy stored in this spring is used to return the damper to the initial position upon loss of power. Belimo Fslf120 Fire And Smoke Damper Actuator, 120Vac. to 5/16” damper blade shaft. Actuators shall use a Only spring return damper actuators can be field mounted on CCV's, or butterfly valves 3 inch and under, with rotary linkage kits purchased Read more NENUTEC spring return damper actuators have been developed to operate and position air dampers of different sizes that perform safety functions. The AF. 2 Spring Return Damper Actuators 1. Sale Is Per Actuator. Order) Damper Actuator, 180 in-lb [20 Nm], Spring return, AC/DC 24 V, On/Off. 1 Piece (Min. AM Series - 180 in-lb, Approx. Updating Price Belimo NMB24-SR : Non-Spring Return Damper Actuator, 24VAC/DC, 90 in-lb, 2-10VDC (4-20mA) Proportional Control Input, 95 Second Run Time, Damper Area up to 22 sq. The gear unit is released again by unlocking it mechanically or by connecting the oper-ating voltage. Use in Ex-areas zone 1, 2, 21, 22. The spring return system provides consistent torque to the damper with, and without, power applied to the actuator. Application. How energy efficiency is improved. For fail-safe modulating control of dampers in HVAC systems, this BELIMO spring return damper actuator, 24VAC/DC is mounted directly to a damper shaft up to 1. 26. This coupling piece is suitable for Ø 6. ACUTATED VALVE PACKAGES. Spring return damper actuator LF Damper actuator for operating air control dampers in ventilation and air-conditioning systems for building services installations Torque: 4Nm the actuator cannot be direct coupled to the damper shaft. Spring-return actuators are used in ventilating and air conditioning plants to operate air dampers and air throttles: ∂ For damper areas up to 1. , Width 3-55/64 In. MN7505A2209 - Honeywell MN7505A2209 Damper Actuator 44 lb-in 5Nm, 24 Vac/Dc, non-spring return, direct-coupled, low voltage actuator. damper actuator spring return in distinct colors, sizes, shapes, features, etc based on your requirements and model selections. The patented self-centering shaft adapter concentrically holds shaft with no slipping or call backs and saves installation time. 3 Industrial Facilities 1. Cat #: 78G67 Model/Part #: M8405A1006/B. 3 Market Size & Forecasts and Trend Analyses, 2015 to 2026 for the Product Segment 6 Non-Spring Return Damper Actuators Market: Application Analysis ACTUATORS DAMPERS ˜˚˛˝ 2 ˜˚˛˝ M 1 888-397-5353 A kele. m (30 oz. -in. . This Non-Spring Return Damper Actuators report consist of the basic overview of the market, including product definitions, classifications, new product launches, key developments and the industry chain structure of the overall market. 3 Actuator Segment by Application 1. 06. Actuators for dampers (with spring return) AMD 613, 613 AS, AMD 623, 623 AS Description AMD actuators are used for the regulation of air dampers of 90° angle of rotation to be used in heating, ventilation and air conditioning applications (HVAC). Spring Return DuraDrive® Proportional Actuator Model Chart For spring return applications that require proportional modulation control of dampers and valves in HVAC systems. OpenAir non-spring return actuators are energy efficient using a patented self-centering shaft adapter which concentrically holds the damper shaft with no slipping or call backs or the single point centered connection on the lower torque actuators. lbs. Designed for control of building HVAC dampers, the OpenAir GCA Series Direct Coupled, Spring Return Electric Actuators are available in 0 to 10 Vdc or 2 to 10 Vdc modulating, floating and two-position (on/off) control models. Siemens Glb132 1p Open Air Electronic Damper Actuator. S series spring return electric fail-safe valve actuator and tunnel damper valve actuators utilizes spring driven pinion and rack mechanism to provide torque ranges from 50N‧m to 260N‧m mechanical fail-safe quarter turn electric actuators. Non-Spring return actuators stay in their current position on loss of power. 2 In Stock. 1 Global Actuator Sales Comparison by Application (2016 & 2021 & 2027) 1. The store will not work correctly in the case when cookies are disabled. 22 sq. The actuator will meet requirements of UL555 and UL555S when tested as an assembly with the damper and will meet requirements of UBC for 15 second opening and closing. For operating air control dampers in ventilation and air-conditioning systems for building services installations. Ruskin furnishes, installs, and factory commissions actuators from a diverse lineup of manufacturers offering 2-position, 3-position, or modulating control. Non-Spring Return, On/Off/Floating Point Control Damper Actuator, Direct Coupled - 24 VAC/DC (No Aux Switch)Features: Brushless DC Motor for Added Accuracy and Controllability. Your cart The LF spring return actuators provide true spring return operation for reliable fail-safe application and positive close off on air tight dampers. 1. Shop by Category. In the event of power outage, the actuator springs back to its original position. The research study is an outcome of extensive primary and secondary research conducted by our highly experienced analyst team located across the globe. 5 mm and 6. U K O n l i n e. Updating Price The Skilmatic range of actuators offer a unique and reliable solution for electric fail-safe and modulating control for both quarter-turn and linear valves and dampers. damper. Siemens Electronic Damper Actuator 24v Spring Return Gca121. ft. SPRING RETURN DAMPER ACTUATORS NON-SPRING RETURN DAMPER ACTUATORS The right damper actuator for any HVAC application The GAP and GNP are 50 lb. Actuator Products Rotary Dampers Company Information Document Downloads. My Return Requests; Update Password; Account administration; Logout; Login/Register. For several application as frost hygiene and smoke control in technical building installations. 5DN/24V China Sw0014 5nm Spring Return Air Conditioner Damper Motor Mechanical Fail-Safe Damper Actuator, Find details about China Electric Motor, HVAC System from Sw0014 5nm Spring Return Air Conditioner Damper Motor Mechanical Fail-Safe Damper Actuator - Ningbo Star Win Actuators Manufacture Co. -in (15 N-m). 1 Global Actuator Sales Comparison by Application (2016 & 2021 & 2027) 1. 5 Others 1. The RSD has a spring return motor actuator. ft. An electric spring return damper is a device powered by a motor that converts electrical energy to mechanical torque. 3 Actuator Segment by Application 1. Belimo TF Series Actuators, Torque - 18 in-lb, Spring Return Damper Actuator. The compact design make this actuator highly versatile. com features multiple. Side Refine Panel. $29. • Spring Return Mode: When de-energized, a wound spring drives the actuator counter-clockwise to return the damper to its home position. VAT. Belimo 230V, 30Nm, Open/Close, Spring Return Damper Actuator is a good example of these. Range: -22 Degrees to 122 Degrees F Torque: 45 in-lb Depth: 2 11/32 in Spring Return: No Width: 2 19/32 in Signal Type: Proportional Height: 6 9/16 in Mounting Type: Direct Mount Timing: 95 sec Honeywell Direct Coupled Damper Actuators—Non-Spring Return N20 Series: MN6120; MN7220 Non-Spring Return Direct Coupled Actuator, 175 lb-in Honeywell Dual Auxiliary Switch Package Honeywell M9161, M9164, M9171, M9174 Modutrol IV™ Actuator for Fire/Smoke Control Applications Find many great new & used options and get the best deals for Belimo NFBUP-S Damper Actuator -Spring Return ( Never Removed From Box ) NEW at the best online prices at eBay! Free shipping for many products! . NAFA series Spring Return actuators are developed for general air damper application, rotary valve and other devices which require a fail-safe function. Shop by Category. 2-7/8 in. (8 to 16 mm) or square shafts from 1/4 to 1/2 in. The RAR10 24D and RAR10 220D spring return damper actuators with torque 10 Nm and with Belimo Non-Spring Return Actuators in stock and ready for immediate shipment. 3. Electric motor for air damper 10Nm S8081-10DN/24V . using its universal clamp. 2. Operation The AF series actuators provide true spring return operation for reliable fail-safe application and positive close off on air tight dampers. spring return damper actuator