Product Short Description
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Product Name: AKM54K-ANC2AA00 Brushless Servo Motor
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Product Introduction: This is a high-torque brushless permanent magnet AC servo motor from the Kollmorgen AKM series. It features a 54-frame, 4-stack design delivering 3.87 kW of power, optimized for 640 VDC bus operation with a 2-pin resolver feedback.
Description
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Technical Specifications:
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Motor Type: Three-phase permanent magnet synchronous servo motor (brushless)
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Frame/Stack: 54 frame, 4-segment stack
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Rated Power: 3.87 kW (at 4000 RPM)
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Rated Torque: 9.25 Nm (at 4000 RPM)
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Stall Torque (continuous): 14.4 Nm
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Peak Torque: 38.4 Nm
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Rated Speed: 4000 RPM
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Max Speed: 6000 RPM
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Rated Current: 9.7 Arms
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Peak Current: 29.2 Arms
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Max Bus Voltage: 640 VDC
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Feedback Type: Resolver (2-pole, sinusoidal commutation)
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Shaft Configuration: Standard smooth shaft (k6 tolerance), no keyway/oil seal
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Connector: Type A (separate power/feedback, IP65)
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Protection Rating: Stator IP65, shaft extension IP64
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Insulation Class: F (DIN 57530)
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Cooling Method: Natural air cooling (self-cooled)
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Mounting: IEC B5 flange (108 × 108 mm, N tolerance)
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Weight: Approx. 28 kg (standard version, without accessories)
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Operating Temperature: -20 °C to +40 °C (rated); 40 °C to 50 °C with 1%/K derating
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Insulation Resistance: ≥ 1 MΩ (500 VDC)
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Functional Features:
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High dynamic heavy-load performance: 10-pole rotor design balances low rotational inertia with high torque density; stable 9.25 Nm rated output at 4000 RPM, peak torque up to 38.4 Nm (~3.2× rated) for frequent acceleration/deceleration and instantaneous overload demands.
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Anti-interference feedback: Standard resolver offers strong resistance to vibration and electromagnetic interference, suitable for complex industrial environments, supporting micron-level closed-loop control.
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Reliable environmental adaptability: IP65-rated stator protects against dust, oil, and low-pressure washdown; Class F insulation with built-in PTC thermistor (trips at 155 °C) prevents overheating.
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Application Scenarios: Heavy material handling, large gantry systems, high-torque positioning axes, and industrial automation applications requiring significant power density and precise feedback.
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Compatible Drives: AKD, AKD2G, S700 series (supporting EtherCAT/Profinet).
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Model Decoding (ANC2AA00):
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A = Winding type (adapted for high-voltage bus)
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N = Feedback type (resolver)
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C = Connector type (Type A, separate)
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2 = Shaft diameter/length spec (54-frame standard shaft)
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A = Shaft end option (standard smooth shaft, no keyway/oil seal)
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A = Additional option (no brake/no special coating)
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00 = Version/customization (standard configuration)
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Installation Requirements: IEC B5 flange mounting (108 × 108 mm). Ensure adequate support for the ~28 kg weight.
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Usage Notes: Derate performance by 1%/K above 40 °C. Monitor PTC thermistor for overheat protection.





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