Performance Specifications:
- Winding Type: N for QTR-A-65-17 and QTR-A-65-25, Y for QTR-A-65-34 and QTR-A-65-60.
- Motor Type: 3-phase synchronous with a maximum voltage of 400 Vac rms (565 Vdc).
- Ultimate Torque: Ranges from 0.64 Nm to 5.53 Nm depending on the model.
- Peak Torque: Ranges from 0.41 Nm to 3.89 Nm.
- Continuous Torque: Ranges from 0.28 Nm to 2.30 Nm.
- Maximum Speed: 10000 rpm at Umax for all models.
- Motor Torque Constant: Ranges from 0.059 to 0.271 Nm/Arms.
- Motor Constant: Ranges from 0.0021 to 0.0331 (Nm)²/W.

Electrical Specifications:
- Ultimate Current: Ranges from 13.87 Arms to 27.96 Arms.
- Peak Current: Ranges from 7.49 Arms to 15.32 Arms.
- Continuous Current: Ranges from 4.78 Arms to 10.54 Arms.
- Back EMF: Ranges from 3.6 to 16.4 V/krpm (rms).

Thermal Specifications:
- Continuous Power Loss: Ranges from 50 W to 208 W.
- Thermal Resistance: Ranges from 0.36 K/W to 1.50 K/W.
- Thermal Time Constant: Ranges from 13 s to 22 s.
- No temperature sensor included.

Mechanical Specifications:
- Stator Outer Diameter: 65 mm.
- Rotor Inner Diameter: 17 mm.
- Stator Height: Ranges from 18.3 mm to 62.3 mm.
- Lamination Stack Height: Ranges from 8 mm to 48 mm.
- Number of Poles: 8.
- Rotor Inertia: Ranges from 3.8E-06 kg m² to 2.3E-05 kg m².
- Total Mass: Ranges from 176 g to 877 g excluding cables.
- Cable Mass: 72 g/m.

Additional Information:
- Mounting instructions and tolerances are available in the torque installation manual.
- Manuals and 3D CAD files can be downloaded from the website.
- Specifications are subject to a ±10% tolerance.