NF24SE Damper actuators with spring return for fire dampers, 8 Nm
Well-suited for applications with security / fire dampers used as antifreeze, antismoke or for sealing in the hygienic-sanitary field.
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Specifications
| Dimensions, external (WxHxD) | 203*100*57 mm |
|---|---|
| Supply voltage | 24 V AC/DC |
| Torque | 8 Nm |
| Running time, spring | 25 s |
| Auxiliary switch | Yes |
| Frequency | 50...60 Hz |
| Power consumption in operation | 7 W |
| Power consumption in rest position | 2 W |
| Power consumption for wire sizing | 10 VA |
| Running time, actuator (min) | 75 |
| Running time, actuator (max) | 95 |
| Running time, actuator (range) | 75...95 s |
| Sensor action | 72 °C |
| Appliance class | Class II |
|---|---|
| Protection class | IP54 |
| Ambient humidity (non-condensing) | 5…95 % RH |
| Ambient temp | -20…50 °C |
| Weight, incl. packaging | 2.2 kg |
| Cable length | 0.9 m |
| Working angle, rotation | 90 ° |