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Kollmorgen PRD-AM40ASID-A-2

Product Brief:
Digital PWM servo amplifier from the legacy ServoStar CD family. Designed to drive permanent magnet brushless (BLDC/PMSM) servo motors in single- or three-phase 230 VAC industrial networks. Supports resolver or encoder feedback and provides full torque/speed/position control loops.

Detailed content

Key Technical Specifications:
  • Input Voltage:​ 1× or 3× 230 VAC ±10 %, 50/60 Hz
  • Control Logic Supply:​ +24 VDC (external)
  • Output Voltage:​ 3-phase 0–230 VAC (PWM)
  • Continuous Output Current:​ 10 A RMS per phase
  • Output Power:​ approx. 3.5 kVA
  • Frequency Range:​ 0–400 Hz
  • DC Bus Voltage Range:​ ~270–320 VDC (typical)
  • Certifications:​ CE, UL listed
Features:
  • Programmable current, velocity, and position loops
  • Compatible with resolver and incremental encoder feedback
  • Integrated regenerative braking capability (with external resistor option)
  • RS-232/RS-485 configuration port for drive commissioning
  • DIN-rail or panel mount in enclosed cabinet
Applications:​ CNC machine tools, packaging machinery, printing presses, textile machines, general-purpose single-/multi-axis motion control.
Installation & Notes:
  • Install in ventilated control cabinet; allow minimum 50 mm clearance above/below for airflow.
  • Use shielded motor power and feedback cables, grounded at one end (cabinet side).
  • Verify 24 VDC control supply polarity before powering main AC.
  • Legacy product — verify compatibility with modern Kollmorgen WorkBench or use original ServoStar CD setup software.

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