Belimo CQK24A - rotary actuator for zone valves
Belimo CQK24A rotary actuator for zone valves, with a safety function provided by built-in capacitors. AC/DC 24 V supply, Close/Open control, 1 Nm torque and a closed unpowered position (NC).
Motor running time is 75 s / 90°, and travel to the safety position takes 60 s / 90°. Protection rating: IP40.
Belimo CQK24A – actuator for zone valves
CQK24A is a rotary actuator with an electronic spring for zone valves. Energy stored in the built-in capacitors enables the valve to move to the safety position if the power supply fails. The unpowered position is closed (NC); the factory-set power-fail delay (PF) is 1 s.
Key features and specifications
- Nominal voltage: AC/DC 24 V; frequency: 50/60 Hz.
- Control: Close/Open; motor torque: 1 Nm.
- Motor running time: 75 s / 90°; travel time to the safety position: 60 s / 90°.
- Power consumption during operation: 2.5 W; at rest: 0.5 W; sizing power: 5 VA.
- Power and control connection: Cable 1 m, 2x 0.34 mm².
- IEC/EN protection rating: IP40; IEC/EN protection class: III, Safety Extra-Low Voltage (SELV).
- Tool-free snap-on mounting, mechanical position indicator and manual adjustment after detaching the actuator.
- Rotation angle adjustable in 2.5° increments using a clip, allowing the valve's maximum flow to be set.
- Ambient temperature: 5...40°C [41...104°F].
The actuator is intended for stationary heating, ventilation and air-conditioning installations. Before initial commissioning, the capacitors require approximately 25 s of pre-charging.
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Brand
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ReferenceCQK24A
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EAN137630498110733
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AC/DC voltageAC/DC 24 V
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Power consumption (running)2.5 W
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Power consumption (holding)0.5 W
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Rated power5 VA
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Power supply control connectionCable 1 m, 2x 0.34 mm²
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Control typeClose/Open
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Protection ratingIP40
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