Siemens Air Damper Actuator SBY61P Actuators with 15, 20 or 40 mm stroke and 300 N, 700 N or 1600 N force USES OF SBY61P SBY61P, SBX61P, SBV61P operating voltage AC 24 V, positioning signal 0...10 V For direct mounting on valves; no adjustments required Optional functional by function module Download PDF Now