Danfoss Electric Actuator AMV 438 AMV 438 SU actuator is used with two and three-way valves type VRB, VRG, VF and VL up to DN 50 diameter. Technical Data Sheet Nominal voltage: - 24 VAC, 50 Hz/60 Hz - 230 VAC, 50 Hz/60 Hz Control input signal: 3 point Force: 450 N Stroke: 15 mm Speed: 15 s/mm Max. medium temperature: 150 °C Download PDF Now