Belimo SH230A300 - linear actuator for dampers

Belimo SH230A300 – linear actuator

Actuator for controlling air dampers and slide valves in stationary heating, ventilation and air-conditioning installations. According to the documentation, it supports air dampers with an area of up to approx. 3 m².

Key features and specifications

• Actuator force: 450 N.
• Rated voltage: AC 100...240 V; frequency: 50/60 Hz.
• Control: Close/Open, 3-point.
• Stroke: max. 300 mm, adjustable in 20 mm increments; can be limited on both sides by mechanical end stops.
• Motor running time: 150 s / 100 mm.
• Direction of movement selected by switch 0 (extended) / 1 (retracted).
• Manual override by push-button, with locking option.
• Power consumption: 3 W during operation and 0.6 W in the rest position; sizing power: 7 VA.
• Power and control connection: 1 m cable, 3x 0.75 mm².
• IEC/EN protection rating: IP54; IEC/EN protection class: II, double insulation.
• Ambient temperature: -30...50°C [-22...122°F].

The actuator is protected against overload and stops automatically when an end stop is reached. Parallel operation is possible, subject to the performance data.