SIEMENS
        
        
                    
                Siemens SSB161.05HF, S55180-A134 Replaces Siemens SSB61  Electromotoric actuator, 200 N, 1.2...6.5 mm, AC/DC 24 V, DC 0...10 V  For small valves 2W..K.., 3W.., 4W.. For zone valves VVP.., VXP.., VMP.. Typically in chilled ceiling, VAV and fan coil unit...