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Kollmorgen BDS4A-203J-000

Product Introduction:
The BDS4A-203J-000 is a high-performance brushless DC servo motor from Kollmorgen’s BDS series, designed for precision motion control applications requiring high torque density and compact form factor.

Model Series: BDS4A Series

Detailed content

Technical Specifications:

Parameter Value
Frame Size 203 mm
Voltage Rating 480 V AC (typical)
Power Rating 3.4 kW (continuous)
Peak Torque 13.6 Nm
Continuous Torque 4.3 Nm
Rated Speed 4500 RPM
Max Speed 6000 RPM
Winding Configuration Delta
Insulation Class Class H (180°C)
Encoder Type High-resolution optical incremental encoder (internal)
Cooling Method Forced air / fan-cooled
IP Rating IP65 (with proper seal)

Functional Features:

  • High torque-to-inertia ratio for rapid acceleration
  • Integrated high-resolution feedback encoder
  • Robust construction for industrial duty cycles
  • Low cogging torque for smooth motion

Advantages:

  • Excellent thermal management
  • Compact footprint relative to output power
  • Designed for servo drive integration (AKD series compatible)

Applicable Industries:
Packaging machinery, printing presses, CNC machines, robotics, semiconductor equipment

Structure:
Laminated steel stator, rare-earth permanent magnet rotor, precision bearings (ball type), integrated encoder mounting

Material Composition:

  • Stator: Silicon steel laminations with copper windings
  • Rotor: Neodymium-Iron-Boron (NdFeB) permanent magnets
  • Housing: Cast aluminum alloy
  • Shaft: Hardened stainless steel

Installation Requirements:

  • Mount using B5 flange or B14 flange configuration
  • Alignment tolerance: < 0.05 mm radial, < 0.05 mm axial
  • Secure with torque-controlled fasteners

Usage Notes:

  • Do not exceed rated voltage or current
  • Ensure adequate ventilation; do not block cooling air path
  • Use only with compatible Kollmorgen servo drives (e.g., AKD series)

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