Direct coupled, air dampers on multi stage or modulating oil and gas burners with fully closing damper.

Drive time for 90° stroke / Torque Nm

5 seconds / 1.2 Nm

10 seconds / 1.2 Nm

13 seconds / 2.4 Nm

15 seconds / 2.4 Nm

26 seconds / 2.8 Nm

30 seconds / 2.8 Nm

Couples to square shaft 8 x 8 mm

Yes, with add-on kit