Digital guide
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Kollmorgen AKM42E-ACC2AB00
Product Introduction: Compact, medium-inertia permanent-magnet synchronous servo motor. Winding “E” provides balanced speed/torque — suited to 3000–4000 rpm applications. “ACC2AB00” typically = Standard AKM42 flange, E winding, resolver, no brake, standard shaft/connector configuration.
Detailed content
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Performance Parameters (typical, 400 V AC line, 640 V DC max bus):
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Stall Torque (T₀): 3.42 N·m
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Stall Current (I₀): 2.74 A RMS
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Peak Torque (T_pk): 11.3 N·m
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Peak Current: 11.0 A RMS (short term)
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Rated Speed (continuous power region): 4000 rpm (max mech. 6000 rpm)
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Rated Power (at 4000 rpm / 640 V bus): 1.14 kW (1.53 HP)
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Torque Constant (K_t): ~1.25 N·m/A
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Back-EMF Constant (K_e): ~75 Vpeak/krpm
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Rotor Inertia (J_m): 1.45 × 10⁻⁴ kg·m² (1.45 kg·cm²)
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Winding Resistance (L-L): ~7.78 Ω
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Inductance (L-L): ~32 mH (typical for E-winding)
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Pole Pairs: 5 (10 poles)
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Mechanical:
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Flange: 84 × 84 mm (IECstandard for AKM42), Bolt Circle ⌀100 mm, Pilot ⌀80 mm
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Shaft: ⌀19 mm (typical for AKM42), smooth or with keyway depending on exact sub-code; length ~40 mm
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Motor Length: approx. 140–150 mm (body)
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Mass: approx. 3.4 kg
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Holding Brake: None
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Feedback: 2-pole resolver (±8 arc-min)
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Connectors: 2 × M23 angular SpeedTec Ready (power U/V/W/PE + feedback), rotatable
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Thermal Protection: PTC thermistor
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Protection: IP54 std. (IP65 with shaft seal option), Insulation Class F/H
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Application: Pick-and-place robots, labeling machines, small XY stages, semiconductor handling equipment.
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Installation Notes: Avoid side-loading shaft beyond bearing capacity. Ensure resolver wiring matches drive X2 pinout. Use ferruled wires for terminal blocks in drive. Motor auto-ID works when connected to S700/AKD — verify parameters after first power-up.
