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AVF124 Valve Actuator With Spring Return
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Product Description
How energy efficiency is improved
Electric cut-off to save energy
Features
- Activation of through and 3-way valves of the VUN/BUN, VUD/BUD and VUE/BUE series, DN 15 to DN 50. For controllers with a switching output (3-point control)
- Spring return facility moves the unit to the end position in the event of a power failure or when a limit controller is activated
- Stepping motor with electronic control unit and electronic, force-dependent cut-off
- Maintenance-free gear unit
- LED display/indicators
- Coding switch for changing the running time
- Electrical connections (max. 1.5 mm²) with screw terminals
- Cable inlet M20 × 1.5
- Fitting vertically upright to horizontal, not suspended
Technical Details
| Power Supply | |
| Power supply: | 230 V~, ±15%, 50...60 Hz |
| Power consumption: | 4 W, 7.6 VA |
| Parameters | |
| Running time of motor | 60/120 s |
| Running time of spring | 18 s ±10 |
| Actuating power | 500 N |
| Actuator stroke | 0...8 mm |
| Response time | 200 ms |
| Ambient Conditions | |
| Admissible ambient temperature | 5...60 °C |
| Temperature of medium | Max. 100 °C |
| Admissible ambient humidity | < 95% rh, no condensation |
Overview
| Type | Reset function |
| AVF124F130 | Actuator spindle retracted / Valve normally closed (NC) with: VUD, BUD, VUE, BUE, VUN, BUN |
| AVF124F230 | Actuator spindle extended / Valve normally open (NO) with: VUD, BUD, VUE, BUE, VUN, BUN |