Kollmorgen S30301-PB Servo Drive Detailed Product Description

I. Product Overview

S30301-PB is a high-performance digital servo drive from Kollmorgen's S300 (ServoStar 300) series. It is a medium-power compact servo control unit designed for high-precision and high-dynamic industrial motion control scenarios. The product integrates intelligent digital control algorithms, compatibility with multiple types of feedback, PROFIBUS DP fieldbus communication, and safety torque shutdown (STO) functions. It offers core advantages such as stability, ease of debugging, and strong anti-interference capabilities. It is widely compatible with brushless servo motors and is suitable for automation equipment in packaging, printing, assembly, and material handling that require strict control accuracy and response speed. 

II. Basic Specification Parameters

1. Core Electrical Parameters

Brand Model: Kollmorgen S30301-PB

Product Series: S300 (ServoStar 300) Digital Servo Driver

Input Voltage: Three-phase 208–480V AC (wide voltage compatibility, automatic adaptation)

Rated Power: 1.2kVA (S1 continuous operation)

Output Current: 3.0A RMS (continuous); 9.0A RMS (peak)

Control Mode: Position Control, Speed Control, Torque Control (Full Closed Loop)

Current Loop Bandwidth: 2–4kHz (High Dynamic Response)

PWM Switching Frequency: Maximum 15kHz

Control Power Supply: No independent external control power supply (main power supply)

Feedback Interface: Supports Resolver, Incremental Encoder, Absolute Encoder (EnDat/Hiperface)

Communication Interface: PROFIBUS DP (Standard); Optional RS-232, CANopen

Compatible Motors: Kollmorgen AKM Series and Third-party Standard Brushless Servo Motors

2. Physical and Environmental Parameters

Size: 70mm (Width) × 270mm (Height) × 171mm (Depth)

Weight: Approximately 2.7kg

Protection Grade: IP20 (Installation in cabinet)

Installation Method: Vertical Panel Installation / DIN Rail Compatibility

Operating Temperature: 0°C ~ +40°C

Storage Temperature: -20°C ~ +70°C

Relative Humidity: 5%–95% (No Condensation)

Altitude Limit: ≤1000m (High Altitude requires reduction)

Certification Standards: UL 508C, CE, EN 61800-5-1 (Overvoltage Class III)

3. Interface and I/O Characteristics

Digital I/O: 4 Programmable Inputs, 2 Programmable Outputs (24V Photocoupler Isolation)

Analog I/O: 2 ±10V Analog Input (Torque / Speed Setting)

Safety Function: Integrated STO (Safe Torque Off), Compliant with PLd/SIL2 Safety Level

Protection Function: Overcurrent, Overload, Overvoltage, Undervoltage, Overheat, Phase Sequence Fault, Motor Short Circuit / Ground Fault Protection

Operation Interface: 3-digit LED Digital Display + 2 Keys (Status Display, Parameter Configuration, Fault Diagnosis)

III. Core Functional Characteristics

1. High-performance Motion Control

Continuous Output of 3.0A, Peak Current of 9.0A, Meeting the high dynamic driving requirements of medium-power servo motors.

2–4kHz Current Loop Bandwidth, Fast Dynamic Response, High Positioning Accuracy, Smooth Operation at Low Speed without Jitter.

Adaptive PID Self-Tuning, Automatically Optimizes Control Parameters, Significantly Shortens Debugging Cycle, Reduces Technical Threshold.

2. PROFIBUS DP High-Speed Communication

Standard PROFIBUS DP Fieldbus, Communication Rate up to 12Mbps, Supports Multi-axis Synchronization and Distributed I/O Expansion.

Compatible with mainstream PLC Control Systems from Siemens, Schneider, etc., Plug-and-Play, Simplifies System Integration.

Supports Real-time Transmission of Process Data (PZD) and Parameter Data (PKW), Achieves Remote Monitoring and Parameter Configuration.

3. Comprehensive Safety and Protection Mechanisms

Safe Torque Off (STO): Instantly cuts motor torque in case of faults, Prevents Unexpected Startup, Compliant with International Safety Standards.

Full-Dimensional Electrical Protection: Overcurrent, Overload, Overvoltage, Undervoltage, Overheat, Phase Sequence Abnormality, Output Short Circuit / Ground Fault, Fault Self-Locking and Alarm.

Photoelectric Isolation I/O and EMC Filtering Design, Strong Resistance to Electromagnetic Interference, Compatible with Complex Industrial Electromagnetic Environment. 4. Flexible Feedback and Multi-Axis Compatibility

Supports various types of feedback such as resolver, incremental/absolute encoders (EnDat/Hiperface), etc. Automatically identifies the feedback type.

Supports shared DC bus multi-axis networking, with efficient energy feedback, energy conservation, and reduced consumption, suitable for multi-axis synchronous control.

Compact book-style design, small in size, high power density, saves control cabinet space, supports dense installation.

5. Industrial-grade Reliability

Wide voltage input (208–480V AC), adaptable to voltage fluctuations in industrial sites.

Enhanced heat dissipation structure and industrial-grade electronic components, resistant to vibration, dust, supports 7×24 continuous stable operation.

Built-in soft start function, reduces power-on shock, prolongs equipment lifespan.

Four. Application Domains

Packaging Machinery: Vertical packaging machines, pillow packaging machines, labeling machines, box sealing machines, bag-making machines.

Printing Equipment: Label printing machines, slitting machines, rewinding machines, die-cutting machines, color control systems.

Automation Assembly: Electronic component assembly, precision part processing, automatic screw locking machines, inspection equipment.

Material Handling: Servo conveyors, lifting platforms, stackers, sorting systems, robot joints.

Textile / Rubber: High-speed spinning machines, precision injection molding machines, extruders, calendering equipment.

Medical Devices: Medical imaging equipment, laboratory analysis instruments, rehabilitation equipment.

Five. Summary of Product Core Advantages

PROFIBUS DP standard: Seamless integration with mainstream PLCs, suitable for industrial bus control systems.

High dynamics + high precision: 3A continuous current + 2–4kHz bandwidth, precise positioning, rapid response.

Safe and reliable: Integrated STO + full protection, compliant with international safety standards.

Flexible compatibility: Multi-feedback compatibility + shared bus, supports complex multi-axis systems.

Easy to use and maintain: Self-tuning + LED diagnosis + compact design, reduces integration and operation costs.

Six. Installation and Commissioning Key Points

Install vertically in a well-ventilated control cabinet, reserve gap for up and down heat dissipation (≥50mm).

Strictly separate power lines and signal lines, use shielded cables, reduce electromagnetic interference.

Confirm input voltage, motor parameters, feedback type before commissioning, complete parameter configuration through PROFIBUS or LED panel.

Regularly clean heat dissipation grilles, check terminal tightness, prevent contact failure from causing faults.

Seven. Notes

This product description is based on the official standard specifications of Kollmorgen. Actual parameters are subject to the original factory technical manual and product nameplate. S30301-PB is an industrial-grade servo driver. Installation, commissioning, and maintenance must be performed by professional electrical engineers. Do not perform electrical operations under power or modify privately.