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Kollmorgen AKM44E-ANCN2-N2

Product Name:​ AKM Series Synchronous Servo Motor (Size 44 Frame, Length E, with Brake & EnDAT)
Product Introduction:
The AKM44E-ANCN2-N2 is a high-power density synchronous servo motor​ with a 84mm flange (Size 44)​ and Length E (medium-long stack). It includes a 24V holding brake​ and EnDAT 2.2 absolute encoder. It is designed for seamless integration with AKD drives.

Detailed content

Technical Specifications:
  • Flange Size:​ 84mm
  • Rated Power:​ ~1.5 kW (varies with winding, 400V class)
  • Rated Torque:​ 8.0 Nm (at 100K temp rise)
  • Peak Torque:​ 22.0 Nm
  • Rated Current:​ 9.8A
  • Peak Current:​ 29.4A
  • Rated Speed:​ 5000 RPM
  • Feedback:​ EnDAT 2.2 Single-turn Absolute Encoder
  • Brake:​ 24VDC Holding Brake (Fail-safe)
  • Protection:​ IP65 (with shaft seal)
  • Insulation:​ Class F (155°C)
  • Thermal Protection:​ PTC Thermistor
Functional Features:
  • Low cogging​ design for smooth operation at low speeds.
  • Plug-and-play​ auto-recognition with AKD drives (no manual parameter entry).
  • High-resolution EnDAT feedback for sub-arc-minute positioning.
  • Long-life bearings (>20,000 hours).
Application Scenarios:
  • CNC machine tool axes
  • Electronic assembly
  • Precision packaging
  • Medical imaging equipment
Material Composition:
  • Magnets:​ High-energy rare earth (Neodymium).
  • Housing:​ Cast aluminum flange with extruded/stamped body.
  • Seals:​ Nitrile or Viton for IP65.
Working Principle:
Permanent magnet synchronous motor (PMSM) controlled by vector control from the drive, utilizing absolute encoder data for commutation and position loop closure.
Installation Requirements:
  • Mount via flange face; ensure surface flatness.
  • Brake wiring must be separated from power wires.
  • Connect shield to motor housing ground terminal.
Usage Precautions:
  • Brake is for holding, not dynamic stopping.
  • Do not disconnect encoder cable while powered.
  • Observe maximum radial/axial shaft loads.

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