Digital guide
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Kollmorgen AKM65L-ACC2AA00
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Product Name: AKM6x Series high-torque brushless synchronous servo motor
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Product Introduction: Large-frame AKM motor with extended stack (L) for high continuous torque, intended for heavy-duty servo axes.
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Technical Specifications:
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Frame size: AKM6 (138×138 mm flange, 165 mm bolt circle, 32 mm shaft)
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Detailed content
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Rated torque: ~25 Nm continuous (stall class value for AKM65L)
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Peak torque: up to ~63.7 Nm
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Rated speed: up to 6000 rpm
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Rated power: up to ~6.16 kW @ max bus
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Max DC bus: 640 Vdc (480 Vac winding class)
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Rotor inertia: ~40 kg·cm² (varies by feedback)
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Feedback: smart feedback device (SFD), EnDat 2.2, BiSS-B, resolver configurable
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Shaft: keyed or smooth, 32 mm diameter
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Connectors: M23 angular SpeedTec Ready (power + feedback)
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Thermal sensor: PTC
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Protection: IP54 standard, IP65 optional with shaft seal
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Insulation: Class F
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Functional Features: Very low cogging L-winding, high overload capacity, compatible with single-cable feedback.
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Application Scenarios: Heavy CNC spindles, press feeds, large packaging machines, extruders, robot base joints.
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Structural Characteristics: Long-stack laminations, neodymium magnet rotor, dual M23 connectors.
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Installation Requirements: Support both flange faces; use flexible coupling; verify brake absence (AA00 = no brake); cabinet or localized cooling for sustained high torque.
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Usage Notes: Inertia mismatch with small loads increases tuning difficulty; always commission with manufacturer drive autotune; do not operate above 6000 rpm unless winding validated.
