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LF_

Spring return actuator for air dampers

Product features

UV: AC 24 Volt or AC 230 Volt
Y: On/Off, 3-point or 0 – 10 Vdc
Torque: 5 Nm
Running time motor: 75 s or 150 s
Fail safe function: 20 s
Universal air damper actuator
With universal mounting clamp
Overload protected
IP54

Types

Type Y Uv Feedback Auxiliary switch Running time [s]
LF24B 2-point 24 V – – 75
LF24B.S2 2-point 24 V – 2x 75
LF24B.SR 0 – 10 Vdc 24 V 0 – 10 Vdc – 100
LF24B.SR.S2 0 – 10 Vdc 24 V 0 – 10 Vdc 2x 100
LF230B 2-point 230 V – – 75
LF230B.S2 2-point 230 V – 2x 75

Related products

KF_

Spring return
3 Nm

NF_

Spring return
10 Nm

SF_

Spring return
20 Nm

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dynamx™ patent numbers

European patent: 

No. 2307938
No. 3812870
No. 4177697 


United States patent:  

No. 9823666  

Chinese patent: 

No. ZL200880130728.9 

Registered community design RCD:  

No. 001167076-0001
No. 004030633-0001
No. 004030633-0002

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