CR10250 Kollmorgen ServoStar CD Digital Servo Drive
June 08, 2026

CR10250 Kollmorgen ServoStar CD Digital Servo Drive

The CR10250 is a high‑power, compact digital servo drive from Kollmorgen’s ServoStar CD series, engineered for medium‑to‑high power motion control in demanding industrial automation. It delivers exceptional power density, advanced digital control, and robust connectivity for multi‑axis machinery requiring reliable, high‑dynamic performance.

Description

CR10250 Kollmorgen ServoStar CD Digital Servo Drive

The CR10250 is a high‑power, compact digital servo drive from Kollmorgen’s ServoStar CD series, engineered for medium‑to‑high power motion control in demanding industrial automation. It delivers exceptional power density, advanced digital control, and robust connectivity for multi‑axis machinery requiring reliable, high‑dynamic performance.

Overview

As a key member of the ServoStar CD platform, the CR10250 is a digital servo amplifier designed to control AC synchronous and asynchronous servo motors. It supports resolver, incremental encoder, and absolute encoder (EnDat 2.2, BiSS) feedback, enabling high‑resolution position, speed, and torque control. Equipped with integrated Safe Torque Off (STO), built‑in regenerative braking, and a comprehensive suite of industrial communication interfaces, it is ideal for high‑speed packaging, heavy‑duty assembly, printing, converting, and general industrial automation. Its rugged, book‑style compact housing ensures stable operation in harsh industrial environments.

Key Specifications

  • Manufacturer: Kollmorgen (Danaher Motion)

  • Model: CR10250 (ServoStar CD Series)

  • Continuous Output Current: 10 A (RMS)

  • Peak Output Current: 26 A (for 500 ms)

  • Input Voltage: 230 VAC (±10%), three‑phase only, 47–63 Hz

  • Input Power: 3.5 kVA at 230 VAC

  • Output Power: 3.5 kVA at 230 VAC

  • DC Bus Protection: 90 VDC undervoltage, 430 VDC overvoltage

  • Feedback Support: Resolver, incremental encoder, absolute encoder (EnDat 2.2, BiSS), sine encoder

  • Safety Feature: Safe Torque Off (STO) compliant with ISO 13849‑1

  • Communication Interfaces: SERCOS III, EtherCAT, CANopen, analog/pulse command, RS‑232/485

  • Braking: Integrated regenerative braking for energy recovery

  • Control Modes: Position, speed, torque control with 16 kHz torque update rate

  • Operating Temperature: +5°C to +45°C (ambient, full rating)

  • Storage Temperature: -25°C to +70°C

  • Humidity: 10–90% non‑condensing

  • Vibration Resistance: 0.5 g

  • Maximum Altitude: 1000 m (5% derating above 1000 m)

  • Enclosure: Compact industrial casing, IP20 protection

  • Weight: Approximately 3.4 kg (7.5 lbs)

  • Cooling: Conduction cooling with heat sink, optional fan for high‑load operation

Core Features

  • High Power Density Compact Design: The CR10250’s 10 A continuous current rating and small footprint deliver robust medium‑to‑high power performance in space‑constrained cabinets, ideal for multi‑axis machine setups.

  • Precision Digital Control: Advanced DSP technology ensures smooth, low‑ripple torque output, precise speed regulation, and accurate positioning with fast dynamic response.

  • Multi‑Feedback Compatibility: Support for resolvers, incremental/absolute encoders, and sine encoders allows flexible motor selection and seamless system integration.

  • Integrated Safety (STO): Safe Torque Off provides reliable motor torque removal, enhancing machine safety and compliance with global industrial safety standards.

  • Versatile Connectivity: Multiple industrial Ethernet and fieldbus options enable seamless integration with modern PLCs and motion controllers, supporting real‑time synchronization in multi‑axis systems.

  • Regenerative Braking: Built‑in regenerative braking efficiently recaptures energy during deceleration, reducing energy consumption and heat generation while improving cycle efficiency.

  • Comprehensive Protection: Multi‑layer protection against overvoltage, undervoltage, overcurrent, overtemperature, short circuits, and encoder faults safeguards the drive, motor, and entire system.

  • Robust Industrial Reliability: Designed for continuous operation in harsh environments, with tolerance for vibration, dust, and temperature fluctuations.

Applications

The CR10250 is optimized for precise, medium‑to‑high power multi‑axis motion control across industries:
  • High‑speed packaging and labeling machinery

  • Heavy‑duty automated assembly lines

  • Printing and converting equipment

  • Textile machinery

  • Robotics and material handling systems

  • General industrial automation requiring compact, high‑accuracy servo control


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