Bosch Rexroth DKC01.3-100-7-FW Servo Drive
May 29, 2026

Bosch Rexroth DKC01.3-100-7-FW Servo Drive

Product Description The DKC01.3-100-7-FW is a high-power single-axis servo drive of the ECODRIVE 03 series. It is designed for 380–480 V AC power grids, suited for heavy-duty motion control scenarios with large torque demands. The FW marking means application firmware needs to be purchased and installed separately.

Description

Model Definition

DKC: ECODRIVE servo drive controller series

01.3: Hardware platform version

100: 100 A continuous rated output current

7: High voltage grade, 700 V DC nominal bus voltage

FW: Firmware supplied separately, no preloaded application firmware

Technical Specifications

Electrical Parameters

Three-phase input voltage: 380–480 V AC, 50/60 Hz

Continuous output current: 100 A

Peak output current: 200 A, 2 times overload capability

Nominal DC bus voltage: 700 V DC

Auxiliary control power: 24 V DC ±20%

Applicable motors: High-power MKD, MSK, MHD series synchronous servo motors

Maximum output frequency: 1000 Hz

Mechanical & Environmental Parameters

Cooling type: Built-in forced air cooling, vertical installation required

Dimensions (W×H×D): 210 mm × 360 mm × 325 mm

Weight: Approximately 14.2 kg

Operating temperature: 0 °C to +45 °C

Storage temperature: -25 °C to +85 °C

Protection class: IP20

Interface and Communication Configuration

Motor feedback: Standard incremental encoder interface, compatible with optional absolute encoder

Digital I/O: 24 V DC isolated input and output terminals for drive enable, limit signal, home position and fault feedback

Control signal: Supports analog ±10 V speed/torque command and pulse position command

Communication: Equipped with RS232/485 interface; PROFIBUS DP and CANopen available via optional expansion modules

Diagnosis: 7-segment digital display and multi-status LED indicators for fault code and running state

Core Functions

Supports torque, speed and position three basic control modes

Strong overload performance to adapt to frequent start, stop and dynamic load changes

Independent firmware configuration mode to match diverse application requirements

Integrated homing, jogging and fixed-point positioning functions

Complete protection mechanisms including overvoltage, undervoltage, overcurrent, over temperature and short circuit

Supports regenerative energy feedback and external braking resistor connection

Application Scenarios

Main spindle and heavy-load axes of large CNC machine tools

Heavy industrial packaging, printing and textile equipment

High-load automated production lines and large material handling systems

Industrial equipment operating under 380–480 V AC power supply

On-site replacement and upgrade of old high-power DKC01.3 series servo systems

Usage and Maintenance

Keep vertical installation and reserve enough upper and lower space for ventilation and heat dissipation

Complete all power, motor and signal wiring before powering up the device

Use shielded cables for encoder and signal lines, and separate them from power cables to avoid interference

Clean cooling fan and dust filter every 3 to 6 months especially in dusty working conditions

Regularly check the tightness of wiring terminals and the working status of indicators

Complete parameter debugging and firmware loading by IndraWorks or DriveTop configuration software


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