Belimo BEE24-SR - actuator for smoke control dampers

Belimo BEE24-SR – actuator for smoke control dampers

Actuator with modulating control and a mechanical Safety Position Lock™. The direction of movement can be selected during installation, and manual adjustment is performed using a crank.

Key features and specifications

• Motor torque: 25 Nm; nominal voltage: AC/DC 24 V, 50/60 Hz.
• Control range Y: 2...10 V; position feedback signal U: 2...10 V.
• Motor running time: <60 s / 90°; rotation angle: max. 95°.
• Auxiliary switches: 2x SPDT, switching points 5° / 80°.
• Mechanical connection: 12x12 mm form-fit connection, continuous hollow shaft.
• Power consumption during operation: 3 W; in the rest position: 0.3 W; for cable sizing: 5.5 VA.
• Power and control connection: 1 m cable, 4x 0.75 mm², FRNC (halogen-free); auxiliary switch connection: 1 m cable, 6x 0.75 mm², FRNC (halogen-free).
• Protection rating: IP54; ambient temperature: -30...55°C [-22...131°F].
• Mechanical position indicator. Included: crank, indicator and protective bag.

The actuator is adapted to the damper and mounted on it by the smoke exhaust damper manufacturer. The two integrated switches must be used either at mains voltage or at safety extra-low voltage; combining these voltage types is not permitted.