Belimo SM230P-S - rotary actuator for dampers

Belimo SM230P-S – actuator for dampers

The RobustLine actuator is designed to control dampers in HVAC systems, comparable industrial installations, and building services installations. According to the documentation, it is suitable for air dampers with an area of up to approx. 4 m². It is designed for outdoor applications and conditions involving exposure to moisture, condensation, UV radiation, and chemical influences described in the technical data sheet.

Key features and specifications

• Torque: 20 Nm; control: Open/Close, 3-point.
• Rated voltage: AC 100...240 V; frequency: 50/60 Hz.
• Power consumption during operation: 2.5 W; in the rest position: 0.6 W; for wire sizing: 6 VA.
• Motor operating time: 150 s / 90°; maximum rotation angle: 95°.
• Adjustable auxiliary switch: 1x SPDT, 0...100%.
• Direction of movement selected by switch: 0 (rotation to the left) / 1 (rotation to the right).
• Manual adjustment by push-button with locking option; rotation angle limited by mechanical stops on both sides.
• Mechanical connection: universal clamp for 14...20 mm; mechanical position indicator.
• Power/control and auxiliary switch connections: each via a 1 m cable, 3x 0.75 mm², FRNC (halogen-free).
• IEC/EN degree of protection: IP66/67; IEC/EN protection class: II, double insulation.
• Ambient temperature: -30...50°C [-22...122°F].