Overview
The Belimo LF230-S US is a 230 V spring-return damper actuator providing robust on/off fail-safe operation for air dampers in commercial facilities.
Features
- Operates on 230 V AC supply voltage
- Spring-return fail-safe feature for emergency repositioning
- Integrated auxiliary switch for position feedback or control interlocks
- IP54 rated housing with mechanical position indicator
Specifications
- Torque: 35 in-lb [4 Nm]
- Nominal Voltage: 230 V AC
- Control Signal: On/Off
- Auxiliary Switch: 1 x SPDT (S1)
- Protection Class: IP54 / NEMA 2
Applications
- Fail-safe damper control in 230 V HVAC electrical installations
- Fire and safety isolation ventilation dampers



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