Description
The Belimo LR24A Rotary Actuator is an advanced solution designed for efficient and reliable operation of ball valves. Engineered for stationary heating, ventilation, and air-conditioning systems, this actuator ensures precise control and high functional reliability. Perfect for tradesmen and engineering companies, it provides an ideal balance of performance and ease of use.
Simple Direct Mounting: Easy installation with only one central screw. The integrated assembly tool in the plug-in position indication allows for straightforward mounting in 90° steps relative to the ball valve.
Manual Override: Features a manual override with a push-button that disengages the gear train while pressed or locked.
Adjustable Angle of Rotation: Mechanical end stops allow for adjustable rotation angles.
High Functional Reliability: Overload protection, no need for limit switches, and automatic stopping at end stops ensure long-term reliability.
Electrical Data
- Nominal Voltage: AC/DC 24 V
- Nominal Voltage Frequency: 50/60 Hz
- Nominal Voltage Range: AC 19.2...28.8 V / DC 19.2...28.8 V
- Power Consumption in Operation: 1.5 W
- Power Consumption in Rest Position: 0.2 W
- Power Consumption for Wire Sizing: 2 VA
- Connection Supply / Control: Cable 1 m, 3x 0.75 mm²
- Parallel Operation: Yes (observe performance data)
Functional Data
- Torque Motor: 5 Nm
- Manual Override: With push-button, lockable
- Running Time Motor: 90 s / 90°
- Sound Power Level, Motor: 35 dB(A)
- Position Indication: Mechanical, pluggable
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
Additional Technical Data
- 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: 0.47 kg
Accessories
Auxiliary Switch:
1x SPDT add-on S1A
2x SPDT add-on S2A
Feedback Potentiometer:
140 Ω add-on P140A
1 kΩ add-on P1000A
10 kΩ add-on P10000A
Installation: This must be carried out by authorised specialists. Compliance with all legal or institutional installation regulations is mandatory.
Environmental Conditions: It is suitable for outdoor use only if protected from direct exposure to water, snow, ice, and aggressive gases. Ensure ambient conditions remain within specified thresholds.
Disposal: Contains electrical and electronic components and must be disposed of according to local regulations.
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 on 01772 284 626