Description
The Belimo SR24A-5 Rotary Actuator is an advanced solution designed for rotary valves and butterfly valves, offering high performance and reliability for HVAC systems. This actuator features a torque motor of 20 Nm, making it suitable for demanding applications. With a nominal voltage of AC/DC 24V and compatibility with open/close and 3-point control systems, it ensures seamless integration and operation.
Electrical Data
- Nominal Voltage: AC/DC 24V
- Nominal Voltage Frequency: 50/60 Hz
- Nominal Voltage Range: AC 19.2...28.8V / DC 19.2...28.8V
- Power Consumption in Operation: 2.5 W
- Power Consumption in Rest Position: 0.2 W
- Power Consumption for Wire Sizing: 5.5 VA
- Connection Supply / Control: Cable 1 m, 3x 0.75 mm²
- Parallel Operation: Yes (note performance data)
Functional Data
- Torque Motor: 20 Nm
- Manual Override: With push-button, can be locked
- Running Time Motor: 90 s / 90°
- Sound Power Level, Motor: 45 dB(A)
- Position Indication: Mechanical, integrated, two-section
Safety Data
Protection Class IEC/EN: III, Safety Extra-Low Voltage (SELV)
Power Source UL: Class 2 Supply
Degree of Protection IEC/EN: IP54
Degree of Protection NEMA/UL: NEMA 2
Enclosure UL: Enclosure Type 2
EMC: CE according to 2014/30/EU
Certification IEC/EN: IEC/EN 60730-1 and IEC/EN 60730-2-14
UL Approval: cULus according to UL60730-1A, UL60730-2-14 and CAN/CSA E60730-1
Type of Action: Type 1
Rated Impulse Voltage Supply / Control: 0.8 kV
Pollution Degree: 3
Ambient Humidity Max.: 95% RH, non-condensing
Ambient Temperature: -30...50°C [-22...122°F]
Storage Temperature: -40...80°C [-40...176°F]
Servicing: Maintenance-free
Weight: 0.99 kg
Simple Direct Mounting: Easily mounts on rotary valves or butterfly valves with a mounting flange. The orientation can be selected in 90° steps.
Manual Override: Equipped with a push-button manual override, which can be locked.
Adjustable Angle of Rotation: Features mechanical end stops for precise adjustment.
High Functional Reliability: Overload protected and requires no limit switches, automatically stops when the end stop is reached.
Accessories
- Auxiliary Switch 1x SPDT add-on: S1A
- Auxiliary Switch 2x SPDT add-on: S2A
- Feedback Potentiometer 140 Ω add-on: P140A
- Feedback Potentiometer 1 kΩ add-on: P1000A
- Feedback Potentiometer 10 kΩ add-on: P10000A
Installation Notes
Electrical Installation: Supply from an isolating transformer is required. Parallel connection of other actuators is possible. The direction of rotation switch is covered, with the factory setting being direction Y2.
Why Choose the Belimo SR24A-5 Rotary Actuator?
Enhanced Performance: With a 20 Nm torque motor and efficient power consumption, it delivers robust performance for HVAC systems.
Versatile and Reliable: Designed for both indoor and limited outdoor use (with environmental considerations), it provides flexibility and high reliability.
Easy Installation and Maintenance: Features simple direct mounting, manual override, and maintenance-free operation, ensuring ease of use and longevity.
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 get in touch with us on 01772 284 626.
