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Siemens SFA 21/18 actuator, 230 V power supply, 2.5 mm stroke, return spring. More information
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| Cable length | 1,8 m |
| Control | 2-point |
| Emergency functions | Yes |
| Lifting force | 200 N |
| Power | 230 VAC |
| Stroke | 2,5 mm |
| Weight | 0.80 kg |
Catalog sheet download
Download PDFThe Siemens SFA series actuator is designed to control V..I46 .. zone valves and VPP46 .. and VPI46 ... combination valves. A typical use of the actuator is for the control of heating or cooling water in heating, ventilation and air conditioning systems. No connection adapter required - direct mounting on the valve using a union nut.
It is a return spring actuator.
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