2 Pos./SPST SR 27 lb-in., 3 Nm, SCSA, Conduit, Fire/Smoke Damper Direct Coupled Actuator (24V)

Note: Image may not reflect actual product 2 Pos./SPST SR 27 lb-in., 3 Nm, SCSA, Conduit, Fire/Smoke Damper Direct Coupled Actuator (24V) Features: 30 lb-in. (3.4 N•m) or 80 lb-in. (9 N•m) minimum driving torque at 350°F (176°C) Reversible mounting facilitates use in either clockwise (cw) or counterclockwise (ccw) spring rotation Integral spring return ensures level of return torque Fifteen-second spring return timing No special cycling required during long-term holding No audible noise during holding Patent pending design eliminates need for limit switches to reduce power consumption Models available for 24, 120, and 230 Vac Ninety-five degree angle of rotation Actuator holds rated torque at reduced power level Die-cast aluminum housing Housing design allows flush mounting to damper Designed to operate reliably in smoke control systems requiring Underwriter’s Laboratories Inc. UL555S ratings up to 350°F Models available with SPST position-indicating switches (7°, 85° stroke)