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Kollmorgen B-106-D-21

Product Name:​ Goldline B-Series Permanent Magnet Servo Motor
Product Introduction:​ The B-106-D-21 belongs to Kollmorgen’s classic Goldline B-series brushless servo motors, known for high torque density, robust construction, and compatibility with a wide range of servo amplifiers.
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Detailed content

Technical Specifications (Typical for B-106 frame):
  • Continuous Torque (Stall):​ Approx. 1.49 Nm (approx. 13 lb-in)
  • Peak Torque:​ Approx. 4.0 Nm (approx. 35 lb-in)
  • Maximum Speed:​ Up to 7500 RPM (depending on winding and voltage limit)
  • Continuous Power:​ Approx. 0.54 kW (0.73 HP)
  • Motor Inertia:​ Approx. 0.228 × 10⁻⁴ lb-ft-s² / 0.309 × 10⁻⁴ kg·m²
  • Winding Voltage Class:​ 230V class (typical for B-106)
    Functional Features:
  • Low cogging design for smooth motion at low speeds.
  • High acceleration capability due to optimized rotor inertia.
  • Compatible with resolver or encoder feedback depending on variant.
    Material & Structural Features:
  • Cast aluminum housing with finned surfaces for thermal dissipation.
  • Precision-ground shaft with keyway or smooth option depending on sub-suffix.
  • Flange mounting per NEMA/IEC standards.
  • IP-rated connections with robust bearing system for long life.
    Application Scenarios:
  • CNC axis drives, textile machinery, printing presses, legacy retrofit systems.
    Installation & Usage Notes:
  • Verify amplifier current and voltage compatibility before commissioning.
  • Use appropriate thermal protection (PTC or thermostat) if not integrated.
  • Avoid prolonged operation beyond continuous torque rating to prevent winding degradation.

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