EF..A: Spring return actuators, 30 Nm
LF: Spring return actuators, 4 Nm 7 Products
NF..A: Spring return actuators, 10 Nm 9 Products
SF..A: Spring return actuators, 20 Nm 12 Products
TF: Spring return actuators, 2.5 Nm 7 Products
SF24G-SR-L, Rotary actuator fail-safe, 20 Nm, AC/DC 24 V, 2…10 V
Modulating rotary actuator fail-safe in the
IP66/67 protective housing for adjusting
dampers in HVAC plants, comparable industrial
plants and technical building installations
• Air damper size up to approx. 4 m²
• Torque motor 20 Nm
• Nominal voltage AC/DC 24 V
• Control modulating 2…10 V
• Position feedback 2…10 V
• Optimum weather protection for use outdoors
(for use in ambient temperatures up to –40°C,
there is a separate actuator available with builtin heater)
TF24 Rotary actuator fail-safe, Modulating, AC/DC 24 V, 2.5 Nm
Rotary actuator fail-safe for adjusting
dampers in technical building installations
• Air damper size up to approx. 0.5 m²
• Torque motor 2.5 Nm
• Nominal voltage AC/DC 24 V
• Control Open/close
SF230A-S2 Spring return actuator, AC 230 V, 20 Nm with two auxiliary switches
Spring return actuator with emergency function for adjusting air dampers in ventilation and air conditioning systems in buildings
• For air dampers up to approx. 4 m2
• Torque20 Nm
• Nominal voltageeAC 230 V
• Control: Open-close
• Two integrated auxiliary switches
SF230A Spring return actuator, AC 230 V, 20 Nm
Spring return actuator with emergency function for adjusting air dampers in ventilation and air conditioning systems in buildings
• For air dampers up to approx. 4 m2
• Torque 20 Nm
• Nominal voltageeAC 230 V
• Control: Open-close
NF230A-S2 Spring return actuator, AC 230 V, 10 Nm with two auxiliary switches
Spring return actuator with emergency function for adjusting air dampers in ventilation and air conditioning systems in buildings
• For air dampers up to approx. 2 m2
• Torque 10 Nm
• Nominal voltageeAC 230 V
• Control: Open-close
• Two integrated auxiliary switches
NF230A Spring return actuator, AC 230 V, 10 Nm
Spring return actuator with emergency function for adjusting air dampers in ventilation and air conditioning systems in buildings
• For air dampers up to approx. 2 m2
• Torque 10 Nm
• Nominal voltageeAC 230 V
• Control: Open-close
LF230-S Spring-return actuator, Open-close, AC 230 V, 4 Nm, With integrated auxiliary switch
Spring-return actuator with emergency control function for adjusting dampers in technical building installations
• Air damper size up to approx. 0.8 m²
• Nominal torque 4 Nm
• Nominal voltage AC 230 V
• Control Open-close
• With integrated auxiliary switch
LF230 Spring-return actuator, Open-close, AC 230 V, 4 Nm
Spring-return actuator with emergency control function for adjusting dampers in technical building installations
• Air damper size up to approx. 0.8 m²
• Nominal torque 4 Nm
• Nominal voltage AC 230 V
• Control Open-close
LF24-SR Spring-return actuator, Modulating, AC/DC 24 V, 4 Nm
Spring-return actuator with emergency control function for adjusting dampers in technical building installations
• Air damper size up to approx. 0.8 m²
• Nominal torque 4 Nm
• Nominal voltage AC/DC 24 V
• Control Modulating DC (0)2…10 V
• Position feedback DC 2…10 V
LF24-S Spring-return actuator, Open-close, AC/DC 24 V, 4 Nm, With integrated auxiliary switch
Spring-return actuator with emergency control function for adjusting dampers in technical building installations
• Air damper size up to approx. 0.8 m²
• Nominal torque 4 Nm
• Nominal voltage AC/DC 24 V
• Control Open-close
• With integrated auxiliary switch
LF24-MFT2 Spring-return actuator, parameterisable, Modulating, AC/DC 24 V, 4 Nm
Communicative spring-return actuator with emergency control function for adjusting dampers in technical building installations
• Air damper size up to approx. 0.8 m²
• Nominal torque 4 Nm
• Nominal voltage AC/DC 24 V
• Control Modulating DC (0)2…10 V Variable
• Position feedback DC 2…10 V Variable
• Conversion of sensor signals
• Communication via Belimo MP-Bus
LF24-MFT Spring-return actuator, parameterisable, Modulating, AC/DC 24 V, 4 Nm
Parameterisable spring-return actuator with emergency control function for adjusting dampers in technical building installations
• Air damper size up to approx. 0.8 m²
• Nominal torque 4 Nm
• Nominal voltage AC/DC 24 V
• Control Modulating DC (0)2…10 V Variable
• Position feedback DC 2…10 V Variable
LF24 Spring-return actuator, Open-close, AC/DC 24 V, 4 Nm
Spring-return actuator with emergency control function for adjusting dampers in technical building installations
• Air damper size up to approx. 0.8 m²
• Nominal torque 4 Nm
• Nominal voltage AC/DC 24 V
• Control Open-close
EF230A-S2 Spring-return actuator, Open-close, AC 230 V, 30 Nm, with 2 integrated auxiliary switches
Spring-return actuator with emergency control function for adjusting dampers in technical building installations
• Air damper size up to approx. 6 m²
• Nominal torque 30 Nm
• Nominal voltage AC 230 V
• Control Open-close
• with 2 integrated auxiliary switches
EF230A Spring-return actuator, Open-close, AC 230 V, 30 Nm
Modulating spring-return actuator with emergency control function for adjusting dampers in technical building installations
• Air damper size up to approx. 6 m²
• Nominal torque 30 Nm
• Nominal voltage AC/DC 24 V
• Control Modulating DC (0)2…10 V
• Position feedback DC 2…10 V
• with 2 integrated auxiliary switches
EF24A-SR-S2 Spring-return actuator, Modulating, AC/DC 24 V, 30 Nm, with 2 integrated auxiliary switches
Modulating spring-return actuator with emergency control function for adjusting dampers in technical building installations
• Air damper size up to approx. 6 m²
• Nominal torque 30 Nm
• Nominal voltage AC/DC 24 V
• Control Modulating DC (0)2…10 V
• Position feedback DC 2…10 V
• with 2 integrated auxiliary switches