PRDRHP720SNZ-65
May 15, 2026

PRDRHP720SNZ-65

PRDRHP720SNZ-65 is a high-power digital servo drive from the Kollmorgen SERVOSTAR CD series. It is designed for medium and large power permanent magnet servo motors, featuring high dynamic response and high positioning accuracy. It is widely used in CNC machine tools, automated production lines, robotics, packaging and textile industrial equipment.

Description

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PRDRHP720SNZ-65

Kollmorgen SERVOSTAR CD High Power Digital Servo Drive

1. General Description

PRDRHP720SNZ-65 is a high-power digital servo drive from the Kollmorgen SERVOSTAR CD series. It is designed for medium and large power permanent magnet servo motors, featuring high dynamic response and high positioning accuracy. It is widely used in CNC machine tools, automated production lines, robotics, packaging and textile industrial equipment.

2. Model Definition

  • PRD: Kollmorgen SERVOSTAR servo drive series

  • RHP: High-performance high-power hardware platform

  • 720: 70 A continuous current level

  • S: Standard incremental encoder feedback

  • N: Standard I/O configuration

  • Z: Special hardware and firmware version

  • 65: Custom factory configuration with enhanced environmental adaptability

3. Technical Specifications

Power Input

  • Rated Voltage: 230 VAC single-phase / 400 VAC three-phase

  • Frequency: 50 / 60 Hz

  • Voltage Tolerance: ±10%

Output Performance

  • Continuous Output Current: 70 Arms

  • Peak Output Current: 200 Arms

  • Matched Motor Power: 5.5 kW ~ 22 kW

  • Output Frequency Range: 0 Hz ~ 400 Hz

Control and Feedback

  • Control Modes: Torque / Speed / Position mode

  • Standard Feedback: Incremental encoder

  • Optional Feedback: Resolver

  • Control Command: ±10 V analog signal, pulse and direction

  • Communication Interface: RS-232 / RS-485

Protection Functions

  • Over-current, over-voltage, under-voltage, over-temperature, short circuit and ground fault protection

  • Built-in brake transistor, supports external regenerative braking resistor

  • Complete industrial safety protection design

Environmental and Mechanical

  • Protection Class: IP20

  • Cooling Method: Forced air cooling with built-in fan

  • Operating Temperature: 0 °C ~ +45 °C

  • Storage Temperature: -20 °C ~ +70 °C

  • Installation: Panel mounting and cabinet installation

4. Key Features

  • High-current high-power output for heavy-duty servo applications

  • Support both encoder and resolver feedback for harsh industrial environments

  • Excellent dynamic response and stable speed regulation performance

  • Multiple control modes to meet complex motion control requirements

  • Strong anti-interference ability, suitable for heavy industrial sites

  • Standard serial communication port for parameter setting and debugging

5. Compatible Motors

  • Kollmorgen high-power AKM series servo motors

  • Kollmorgen large Silverline H series servo motors

  • Other 230/400 VAC industrial brushless servo motors within 22 kW

6. Application Fields

  • CNC machining centers, lathes and milling machines

  • Industrial robots and palletizing handling systems

  • Automated assembly and production lines

  • Printing, packaging, textile and plastic machinery

  • All kinds of high-power high-precision motion control equipment


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