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Kollmorgen CH061A-13-3105

Product Name:​ Cartridge DDR (Direct Drive Rotary) Frameless-Style Torque Motor
Product Introduction:​ Bearingless permanent-magnet torque motor in a cartridge housing. Rotor couples directly to machine shaft using machine’s own bearings. Factory-aligned EnDat feedback.

Detailed content

Technical Specifications:
  • Rated Torque: 33.4 Nm at standstill (9.89 A)
  • Peak Torque: 85.7 Nm (26.7 A)
  • Rated Speed: 1900 rpm at 480 VAC
  • Alternative Operating Points: 31.3 Nm @ 900 rpm (230 VAC), 29.1 Nm @ 1600 rpm (400 VAC)
  • Poles: 10 (5 pole pairs)
  • Rotor Inertia: 69.4 kg·cm²
  • Feedback: EnDat 2.1 absolute single-turn
  • Thermal Sensor: PTC/KTY optional
  • Flange: 188 × 188 mm square
  • Outer Diameter: 226 mm, stack length 49 mm
  • Weight: 18.6 kg
  • Voltage Class: 480 VAC
    Functional Features:​ Installs in under five minutes, no separate encoder alignment, zero backlash, high stiffness.
    Application Scenarios:​ Rotary indexing tables, wafer handling, packaging turrets, robot joints, direct-driven valves.
    Installation Requirements:​ Machine bearing must carry radial and axial load; shaft concentricity and axial float within DDR guide limits.
    Usage Notes:​ Never operate without valid EnDat feedback; loss of absolute position requires re-homing.

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