Overview
The Belimo AFBUP-S is a universal voltage spring return damper actuator featuring two SPDT auxiliary switches for high-torque fail-safe control and dual-position feedback.
Features
- Universal voltage power supply accepting 24-240 VAC or 24-125 VDC
- Spring return fail-safe function ensures reliable shut-off on power loss
- Two integrated SPDT auxiliary switches for versatile signaling and interlocking
- High-torque capacity for large damper shafts
Specifications
- Torque: 180 in-lb [20 Nm]
- Nominal Voltage: AC 24 to 240 V / DC 24 to 125 V
- Control Type: On/Off
- Actuator Type: Spring Return
- Auxiliary Switches: 2 x SPDT
Applications
- Universal voltage fail-safe air damper actuation in commercial HVAC
- Multi-point auxiliary signaling and safety equipment interlocks



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