Siemens SFA71U : Electronic Spring Return Valve Actuator, 24VAC, On/Off Control Input, Normally Closed
Typical applications include control of hot or chilled water for zones with radiators, floor heating by manifolds, fan coil units, induction units, cooling ceilings (zone valves), wall-mounted boilers (zone valves), and VAV applications.
Actuator Specifications (SFA71U - 242 Prefix Code)
| Actuator Type | Electronic |
| Force | 105 nm |
|
Fail Safe
|
Yes |
|
Control Signal
|
2-Position |
|
Supply Voltage
|
24 VAC |
|
Potionsing Time
|
10 seconds |
|
Mounting Positions
|
NEMA 1 (Indoor Only) |
Datasheets
 |
Siemens 599 Series Technical Bulletin |
|
Siemens 599 Series Technical Instructions |
|
Siemens 599 Series Submittal Sheet |
- Actuator Type:
- Fail-Safe
- Voltage:
- 24VAC
- Control Signal:
- 0-10VDC
- Auxillary Switch:
- None
