Kollmorgen SR10004-2G207C Servo Drive Detailed Product Description

I. Product Overview

SR10004-2G207C is a 10A-level high-power all-digital servo drive from Kollmorgen's SERVOSTAR SR series. It is a 2G enhanced version (second-generation) of the high-end configuration model (2G207C customized code). It features high-performance digital control, multi-feedback compatibility, multiple communication buses, safety functions, extended I/O, and regenerative braking. It is specifically designed for high-power, high-dynamic precision servo systems ranging from 3.0 to 5.5 kW. It is compatible with Kollmorgen's AKM, Goldline, MT, Silverline, etc., high-power brushless servo motors and is widely used in industrial scenarios such as heavy automation, machine tool spindles, injection molding machinery, printing equipment, material handling, etc. This model is a discontinued upgraded version, and the market spare parts, maintenance, and refurbishment channels are mature. 

II. Complete Model Analysis

S: Product Series - SERVOSTAR SR Series Servo Drives

R: Feedback Basis - Supports **Resolver (rotary encoder) + Encoder** dual feedback

10: Current Specifications - Continuous Output Current 10A RMS (10A Class Drive)

004: Basic Model - Digital Vector Control, Multi-Bus Communication, Enhanced Hardware

2G207C: Custom Configuration Code (Core Definition)

2G: Hardware Version - Second Generation Enhanced Version (2G), Comprehensive Upgrade in Performance, Reliability, and Functionality

2: Power Specifications - Three-phase 230VAC / 320–460VDC Bus (High-power Industrial Grade)

0: Communication Interfaces - Multi-bus compatibility (DeviceNet, Profibus-DP, CanOpen, EtherNet/IP optional)

7: Feedback Configuration - Three Interfaces for Resolver + Incremental + Absolute Value Encoder (Full Feedback Compatibility)

C: Function Configuration - Safety Stop (STO), Extended I/O, Regenerative Braking, Electronic Cam

III. Core Electrical Parameters

1. Power Supply and Power Specifications

Input Power Supply: Three-phase 230VAC ±10%, 50/60Hz (After Rectification, Bus 320–460VDC)

Control Power Supply: DC 24V ±10%, 1.5A (External Auxiliary Power Supply)

Continuous Output Current: 10.0A RMS (S1 Continuous, 40°C)

Peak Output Current: 30.0A RMS (3× Rated, Continuous ≤ 5s)

Rated Output Power: 3.0–5.5kW (Suitable for 10A Class Brushless Servo Motors)

Carrier Frequency: 8–16kHz (Configurable, High-power Low-noise)

Control Mode: Torque / Speed / Position Three-loop Full-Digital Vector Control

Command Input: ±10V Analog, Pulse / Direction, Bus Commands (Multi-mode Compatibility)

2. Feedback and Interfaces

Standard Feedback: 12-pole Resolver (Resolver), Incremental Encoder (2500–8192 ppr)

Advanced Feedback: EnDat, Hiperface, SSI, BiSS Absolute Value Encoder (Full Compatibility)

Communication Interfaces: DeviceNet, Profibus-DP, CanOpen, EtherNet/IP (Optional Configuration)

Debug Interface: RS-232 + Ethernet (Compatible with Kromag WorkBench Software)

Digital I/O: 16 DI (24V Photocoupler Isolation), 8 DO (Open Collector) (Extended Type)

Analog I/O: 2 ±10V Commands, 2 0–10V Monitoring Output

Safety Function: Safety Torque Off (STO), Compliant with PLd/SIL2 Safety Standard

Braking Function: Built-in High-power Regenerative Braking Unit (Supports External Large-capacity Braking Resistor)

3. Dynamic Performance and Protection

Current Loop Response: ≤ 80μs (Ultra-high Dynamic Response)

Speed Loop Response: ≤ 800μs

Position Loop Response: ≤ 1.5ms

Speed Ratio Range: 1:10000 (≤ 0.5rpm Low-speed No Jitter)

Positioning Accuracy: ±1 Encoder Pulse (Suitable for 8192ppr)

Protection Functions: Overvoltage, Undervoltage, Overcurrent, Short Circuit, Overload, Overheat, Encoder Break, Over-speed, I/O Failure, Safety Failure

Overheat Threshold: Built-in NTC, 90°C Trigger Protection/Shutdown

IV. Physical and Mechanical Specifications Dimensions: 350mm × 110mm × 220mm (Powerful Rack-Type)

Weight: 4.2kg

Protection Level: IP00 (Open Type, installed in control cabinet)

Installation Method: Vertical Wall Mounting (4 points fixed, enhanced air duct cooling)

Cooling Method: Forced Air Cooling (Dual Fans, High Power Efficient Cooling)

Installation Spacing: 8cm or more of ventilation space around

Heat Dissipation Power: ≤ 85W (Rated Load)

V. Environment and Certification

Operating Temperature: 0°C ~ +45°C (No Reduction)

Storage Temperature: -20°C ~ +85°C

Relative Humidity: 5%–90% RH (No Condensation)

Vibration: 2.5g (10–2000Hz)

Impact: 20g (11ms)

Certification Standards: CE, UL 508, cULus, EN 61800-3, EN ISO 13849-1 (STO)

VI. Core Technical Characteristics

1. 2G Second Generation Digital Control Technology

32-bit DSP + FPGA Dual Processor, Space Vector Control (SVC), Four-Quadrant Reversible Operation, Regenerative Energy Feedback

Adaptive Parameter Self-Tuning: Automatic Motor Parameter Recognition, Inertia Identification, Friction Compensation, Vibration Suppression

Electronic Gear / Electronic Cam: Programmable Gear Ratio (1:1 ~ 8192:1), Supports Complex Synchronous Motion

Slot Torque Suppression: Low-speed Pulse Compensation, ≤ 0.5rpm Smooth without Jitter, Suitable for Ultra-Precision Positioning

2. Industrial Grade High Reliability Design

Dual Redundancy Protection: Hardware Overcurrent + Software Overcurrent, Dual Over Temperature Monitoring, Dual Voltage Monitoring

Wide Voltage Compatibility: Three-phase 230VAC Global Industrial Grid Adaptation, Strong Resistance to Bus Fluctuation

Non-Volatile Storage: Parameter Power Failure Retention, Restart No Need for Reconfiguration

EMC Anti-Interference: Compliant with EN 61800-3, Stable Operation in Heavy Industry Electromagnetic Environment

Long Life Design: High Temperature Electrolytic Capacitors, Enhanced Cooling, MTBF ≥ 100,000 Hours

3. 2G207C High-end Configuration Advantages

Full Feedback Compatibility: Sensor Variation + Increment + Absolute Value Three Interfaces, Compatible with All Mainstream Feedback Types

Multiple Bus Communication: Supports All Mainstream Industrial Buses, Seamless Integration into Various PLCs / Motion Controllers

Safety Function (STO): Built-in Safety Torque Shutdown, Meets Equipment Safety Standards, Simplifies Safety Circuits

Expansion I/O: 16DI/8DO Satisfies Complex Industrial Logic, Multi-Axis Linkage, Safety Interlock Requirements

High Power Regenerative Braking: Built-in 10A Class Braking Unit, No External Braking Drive Required, Suitable for High-Power Emergency Stop

2G Enhanced Hardware: Power Module Upgrade, Enhanced Cooling, Overload Capacity Increased by 30%

VII. Compatible Motors and Typical Applications

1. Compatible Kohlermorgen Motors

AKM Series: AKM42, AKM43, AKM51, AKM52 (3.0–5.5kW)

Goldline Series: T156-0003, T166-0002, T176-0001 (10A Winding)

MT Series: MT404, MT406, MT502, MT504 (High Power)

Silverline Series: 20A, 25A (10A Compatible)

Third Party: 3.0–5.5kW, 10A RMS Class Brushless Servo Motors

2. Typical Application Domains

Heavy Automation Production Lines: Heavy Assembly Mechanical Hands, Large Handling Robots, CNC Rotating Tables (High Power Positioning)

Machine Tools: Machining Centers, CNC Milling Machines, Grinding Machines, Lathes (Feed Axis / Main Shaft High Power Drive)

Packaging Machinery: Heavy Packaging Machines, Die Cutting Machines, Printing Machines (High Power Speed Synchronization) Material Handling: Heavy-duty forklifts, large AGVs, elevators, winches (torque control)

Textile/Printing: Dyeing machines, shearing machines, laminating machines (tension/position closed-loop high power)

Plastic/Metal Machinery: Injection molding machines, extrusion machines (high dynamic torque control)

Semiconductor/Electronics: High-power plug-in machines, dispensing machines, inspection equipment (precise high-power drive)

VIII. Installation and Commissioning Key Points

Installation: Vertical wall-mounted installation, smooth air duct, no dust, oil stains, corrosive gases in the environment

Cabling: Power lines (U/V/W), feedback lines, control lines twisted shielded, separate wiring (spacing ≥ 15cm), 360° shielded grounding

Power Supply: Three-phase grid stable, 24V control power independently filtered, matching regenerative resistance power (≥ 1.5kW)

Commissioning: WorkBench connects Ethernet/RS-232, automatically set parameters, verify motor direction, set safety functions

Maintenance: Regular cleaning of dual fans and heat sinks, check wiring tightness, no vulnerable parts, long-term maintenance-free

Safety: Power off for ≥ 10 minutes until the bus discharges before operating,严禁 plugging or unplugging interfaces while powered on， STO function requires professional debugging

IX. Notes

This description is based on the official specifications of Kollmorgen SR10004-2G207C and the manual of SERVOSTAR SR 2G series. This model is a 10A 2G enhanced version， featuring full feedback + multiple buses + STO safety + high-power regenerative braking configuration， making it highly compatible and superior in performance in high-power advanced automation systems. It is mainly for spare parts， maintenance， and refurbishment in the market， and is the top reliable choice for high-power servo replacement. The actual parameters shall be based on the product nameplate and the original factory manual. Installation and debugging must be carried out by professional electrical engineers.