Technical data sheet for the TEL LMQ24A‑SR modulating damper actuator, detailing torque, voltage, control signals and installation information.
The TEL LMQ24A‑SR is a modulating damper actuator designed for technical building installations. It provides a nominal torque of 4 Nm, operates from an AC/DC 24 V supply, and accepts a modulating control signal of 0‑10 V DC. Position feedback is also supplied as a 2‑10 V DC signal, and the actuator can rotate up to 95° with a minimum angle of 30°.
The device includes safety features such as overload protection, a manual override push‑button, and an IEC/EN III safety class with IP54 protection. Wiring diagrams, cable sizing tables, and installation notes are provided to aid integration, and parallel operation of multiple actuators is supported.
| Nominal torque | 4 Nm |
|---|---|
| Nominal voltage | AC/DC 24 V |
| Control signal | DC 0…10 V |
| Position feedback signal | DC 2…10 V |
| Maximum angle of rotation | 95° |
| Minimum angle of rotation | 30° |
| Running time (motor) | 2.5 s for 90° |
| Power consumption (operation) | 13 W |
| Power consumption (rest) | 2 W |
| Sound power level | 52 dB(A) |
| Weight | ≈0.98 kg |
The actuator provides a nominal torque of 4 Nm.
It operates from a 24 V AC or DC supply.
By pressing the push‑button, which disengages the gear while held or locked.
The actuator can rotate up to 95°.