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Kollmorgen AKM74P-ACCNR-0

Product Name: AKM74P Series Integrated Servo Motor

Model: AKM74P-ACCNR-0

Product Series: AKM74P (Integrated Motor + Drive Package, 74 mm Frame)

Frame Size74 mm (flange size)

Stator Outer Diameter: 74 mm

Detailed content

Stack LengthP = Extended length

Rated Torque (Continuous)2.4 Nm

Peak Torque: 7.2 Nm (3× rated)

Rated Speed3000 RPM

Max Speed4500 RPM

Rated Power750 W

Feedback Device: None (NR = No Resolver / No Encoder — basic Hall sensor commutation only)

Holding Brake: None (0 = No Brake)

Cooling MethodNatural convection (IC 411)

Enclosure Rating: IP65 (with connector)

Shaft TypeCylindrical with keyway, DIN 6885-1

Shaft Diameter: 14 mm

Shaft Length: 30 mm (keyway)

Weight: Approximately 1.8 kg

Insulation Class: Class F (155°C)

BearingsDeep groove ball bearings, sealed, lifetime lubricated

Winding CodeACC = Specific winding variant for torque/speed curve

Electrical Connection: M23 connector, 12-pin (power + Hall sensors)

Voltage Rating: 48 VDC bus (internal drive)

Key Features:

  • Fully integrated motor + servo drive in one compact unit
  • Hall sensor commutation — no encoder needed for basic velocity/torque control
  • No brake — lightest configuration in AKM74P line
  • Plug-and-play with Kollmorgen AKD drives or standalone operation

Applicable Industries: Light automation, AGVs, small robots, medical devices, laboratory equipment, pick-and-place machines

Installation Requirements:

  • Mount via B5 flange (4× M5 holes) or B3 foot mount
  • Bolt torque: 8 Nm (M5)
  • Coupling alignment: ≤ 0.05 mm TIR
  • Cable: M23 connector, 5 m standard (extend with Kollmorgen cable kit)

Usage Notes:

  • NR (no encoder) limits positioning accuracy to ±0.1° electrical — not suitable for high-precision position control
  • Do not exceed 4500 RPM — risk of magnet damage
  • Operating temperature: 0°C to +40°C (natural cooling)
  • For position control, upgrade to encoder feedback variant (ANENR, etc.)
  • Do not apply axial load > 50 N on shaft

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