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Kollmorgen AKM44E-BKCNR-0
Product Name: AKM44 Synchronous Servo Motor, Flange 44 mm (NEMA 17 equivalent), Medium (E) Windings/Length, with Holding Brake, Circular Connector, Standard Resolver or Encoder (per “CNR” = resolver feedback, smooth shaft, connector orientation), No seal (0 = standard)
Detailed content
Typical Specifications (AKM44E with brake):
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Flange Size: 44 × 44 mm
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Rated Torque (cont.): ~0.7 – 1.1 Nm (winding dependent)
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Peak Torque: ~2.1 – 3.3 Nm
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Rated Speed: 3000 / 5000 rpm (depending on winding)
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Rated Power: ~0.2 – 0.35 kW
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Holding Brake: 24 VDC spring-applied, electrically released (typical torque 0.8–1.2 Nm)
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Feedback: 2-pole resolver (“R” in CNR) or optional encoder — verify from full option decode
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Shaft: Smooth (no key) — “N” in part number
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Connector Type: Metric circular (M16 or M23)
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Ingress Protection: IP54 (IP65 with shaft seal — “0” here = no extra seal)
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Magnet / Winding: Rare-earth NdFeB, optimized for low ripple
Installation Notes:
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Brake must be supplied from external 24 VDC source sized for inrush (~0.5–0.8 A holding, ~1.5× inrush)
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Align motor shaft coupling carefully to avoid side loads on bearings
