Overview
The Belimo SY8-120MFT is a non-fail-safe, multi-function technology (MFT) electric valve actuator engineered for high-torque control in HVAC applications. It offers programmable modulating control for precise regulation of large butterfly valves.
Features
- Multi-Function Technology (MFT) allowing customizable control input and feedback
- Dual SPDT auxiliary switches built-in for status monitoring
- Weatherproof IP66/IP67 and NEMA 4X protective enclosure
- Non-fail-safe design optimized for high-capacity rotary valve control
- Terminal connection for easy electrical wiring
Specifications
- Nominal Voltage: AC 120 V
- Control Type: MFT / Programmable
- Auxiliary Switches: 2 x SPDT
- Angle of Rotation: 90°
- Running Time: 79 s
- Degree of Protection: IP66/IP67, NEMA 4X
- Actuator Type: Non fail-safe
Applications
- Modulating control of butterfly valves in HVAC systems
- Chiller and cooling tower isolation
- Variable flow water distribution loops in industrial and commercial facilities


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