{"product_id":"belimo-fsaf24-sr-proportional-spring-return-fire-and-smoke-damper-actuator","title":"Belimo FSAF24-SR Proportional Spring-Return Fire and Smoke Damper Actuator","description":"\u003ch4 class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eBelimo FSAF24-SR is a proportional spring-return fire and smoke damper actuator designed for HVAC applications requiring controlled modulation of UL 555S-rated dampers. It operates from a 24 V supply and accepts a 2–10 VDC control signal, with a 2–10 VDC feedback signal for position indication.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBelimo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBuilding Automation \/ HVAC Controls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFSAF24-SR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFire and Smoke Damper Actuators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProportional Spring-Return Actuator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VAC ±20% 50\/60 Hz \/ 24 VDC ±10%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Signal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2–10 VDC; 4–20 mA with 500 Ω resistor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeedback Signal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2–10 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDrive Torque\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e180 in-lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpring Return Torque\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e133 in-lb minimum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAngle of Rotation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e95°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMotor Running Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 90 seconds \/ 90°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDamper Shaft Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 1.05 in. diameter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOperation at 250°F for limited time per UL 555S testing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.6 lb \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan\u003eFSAF24-SR\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cmeta charset=\"utf-8\"\u003eThe FSAF24-SR is part of the Belimo FSAF series of fire and smoke damper actuators. It mounts directly to a damper shaft or jackshaft up to 1.05 inches in diameter using its universal clamp. The actuator provides spring-return operation and can also accept a 4–20 mA control signal when used with the specified 500 Ω resistor. Its design is intended for proportional modulation of UL 555S-rated fire and smoke dampers in HVAC systems.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eProportional Control: Accepts a 2–10 VDC control signal for modulating damper position.\u003c\/li\u003e\n\u003cli\u003eSpring Return: Returns the damper to its fail-safe position when required.\u003c\/li\u003e\n\u003cli\u003e24 V Operation: Supports 24 VAC or 24 VDC power.\u003c\/li\u003e\n\u003cli\u003ePosition Feedback: Provides a 2–10 VDC feedback signal for position indication.\u003c\/li\u003e\n\u003cli\u003eFire \u0026amp; Smoke Application: Designed for proportional control of UL 555S-rated dampers.\u003c\/li\u003e\n\u003cli\u003eShaft Compatibility: Directly mounts to damper shafts or jackshafts up to 1.05 inches.\u003c\/li\u003e\n\u003cli\u003eManual Override: Allows manual positioning using the supplied actuator mechanism.\u003c\/li\u003e\n\u003cli\u003eHigh Torque: Provides 180 in-lb drive torque and 133 in-lb spring-return torque.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eThe FSAF24-SR delivers the reliability and precision required for fire and smoke damper modulation in HVAC control systems.\u003c\/p\u003e\n\u003cp id=\"p-rc_c7b8f4fae39e183e-25\"\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Belimo","offers":[{"title":"Default Title","offer_id":52717114294570,"sku":"FSAF24-SR","price":409.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/FSAFB24-SR-product_retina.jpg?v=1789998799","url":"https:\/\/iqelectro.com\/products\/belimo-fsaf24-sr-proportional-spring-return-fire-and-smoke-damper-actuator","provider":"IQElectro","version":"1.0","type":"link"}