Description
Discover the precision and reliability of the Belimo CQ24A-SR Rotary Actuator, engineered for optimal performance in heating, ventilation, and air-conditioning systems. Designed with advanced features and robust construction, this actuator ensures efficient and accurate control of zone valves, making it an essential component for modern HVAC systems.
The Belimo CQ24A-SR Rotary Actuator is a top-tier solution for zone valve automation. Featuring a nominal torque of 1 Nm, this actuator operates with a nominal voltage of AC/DC 24 V and offers a modulating control range of 2 to 10 V. It’s designed for easy snap-assembly and provides precise position feedback, ensuring seamless integration and operation within your HVAC system.
Electrical Data
- Nominal Voltage: AC/DC 24 V
- Nominal Voltage Frequency: 50/60 Hz
- Nominal Voltage Range: AC 19.2...28.8 V / DC 21.6...28.8 V
- Power Consumption in Operation: 0.3 W
- Power Consumption in Rest Position: 0.3 W
- Power Consumption for Wire Sizing: 0.6 VA
- Connection Supply / Control: Cable 1 m, 4 x 0.34 mm²
- Parallel Operation: Yes (note the performance data)
Functional Data
- Torque Motor: 1 Nm
- Operating Range Y: 2...10 V
- Input Impedance: 100 kΩ
- Position Feedback U: 2...10 V
- Manual Override: With actuator (clicked out)
- Running Time Motor: 75 s / 90°
- Sound Power Level, Motor: 35 dB(A)
- Position Indication: Mechanical
- Flow Setting: Variable
Safety Data
- Protection Class IEC/EN: III, Safety Extra-Low Voltage (SELV)
- Degree of Protection IEC/EN: IP40
- EMC: CE according to 2014/30/EU
- Certification IEC/EN: IEC/EN 60730-1 and IEC/EN 60730-2-14
- Type of Action: Type 1
- Rated Impulse Voltage Supply / Control: 0.8 kV
- Pollution Degree: 2
- Ambient Humidity: Max. 95% RH, non-condensing
- Ambient Temperature: 5...40°C [41...104°F]
- Storage Temperature: -40...80°C [-40...176°F]
- Servicing: Maintenance-free
Weight
Weight: 0.21 kg
Simple Direct Mounting: Tool-free snap assembly; actuator plugs onto the valve by hand.
Adjustable Angle of Rotation: Changeable in 2.5° increments to set the maximum flow rate.
High Functional Reliability: Overload protected and requires no limit switches, automatically stopping at the end stop.
Manual Override: Easily rotate the valve spindle using the actuator.
Flow Setting: Adjustable for different valve types.
Safety Notes
This device is designed for use in stationary HVAC systems and must not be used in aircraft or any other airborne means of transport. Outdoor applications are possible only if conditions like no direct interference from seawater, snow, ice, insolation, or aggressive gases are ensured, and ambient conditions remain within specified thresholds.
Accessories
Spindle Extension: Type ZCQ-E
Housing Cover: Colour white (RAL 9010), Type ZCQ-W
End Stop Clip Multipack: 5 pcs. (ZCQ-C), 20 pcs. (Z-ESCM)
For more information and to explore our range of Belimo products, visit our website at https://ecospares.co.uk/collections/belimo. If you need any assistance, please contact us.
