Rexroth DKC11.1-040-7-FW Digital servo drive controller
The Bosch Rexroth DKC11.1-040-7-FW is a high-performance digital servo drive controller from the ECODRIVE DKC11 Series. It integrates advanced vector control technology to deliver precise torque, speed, and position control for industrial servo motors. This compact, single-axis drive features an integrated power supply and inverter, making it ideal for space-constrained automation systems. Manufactured in Germany, it offers exceptional dynamic response and reliability for demanding motion control applications.
Key Applications
- CNC Machine Tools: Provides spindle and axis drive for milling machines, lathes, and machining centers requiring high precision.
- Packaging Machinery: Powers form/fill/seal machines, case packers, labeling equipment, and high-speed wrapping machines.
- Industrial Robotics: Controls robot arms and manipulators for pick-and-place, assembly, and material handling operations.
- Automated Assembly Lines: Delivers synchronized motion control for production lines in automotive and electronics manufacturing.
- Printing & Converting: Drives offset presses, flexographic printers, die-cutters, and laminating machines.
- Retrofit Projects: Serves as a direct replacement for failed drives in existing industrial equipment while maintaining compatibility with original motors and control systems.
Operating Environment
| Parameter | Specification |
|---|---|
| Operating Temperature | 0 °C to +40 °C (32 °F to 104 °F) at rated output |
| Storage Temperature | -20 °C to +80 °C (-4 °F to 176 °F) |
| Relative Humidity | 5% to 90% (non-condensing) |
| Altitude | Up to 1,000 m (3,280 ft) without derating |
| Enclosure Rating | IP20 (for cabinet installation only) |
| Cooling Method | Internal forced air cooling with integrated blower |
| Contamination Level | Class 2 (typical industrial environment) |
| Certifications | CE, UL, cUL |
Technical Specifications
| Parameter | DKC11.1-040-7-FW |
|---|---|
| Manufacturer | Bosch Rexroth Indramat |
| Country of Origin | Germany |
| Series | ECODRIVE DKC11 |
| Module Type | Integrated Servo Drive Controller (Rectifier + Inverter) |
| Mains Input | 3 × 380–480 VAC ±15%, 50/60 Hz |
| Control Supply | 24 VDC ±20%, 0.7 A maximum |
| DC Bus Voltage | 700 VDC nominal |
| DC Bus Capacitance | 0.15 mF |
| Continuous Output Current | 40 A (at 4 kHz switching frequency) |
| Peak Output Current | 60 A (for 3 seconds) |
| Output Frequency Range | 0–1000 Hz |
| Integrated Bleeder | 0.15 kW continuous output |
| Control Modes | Torque control, speed control, position control |
| Feedback Options | Incremental encoder, absolute encoder, resolver |
| Communication Interfaces | RS232, RS485, analog interface; optional fieldbus cards (PROFIBUS DP, CANopen) |
| Firmware | Standard firmware (FWA-ECODRV-ASE series) |
| Dimensions (H × W × D) | 360 mm × 210 mm × 65 mm (14.2 in × 8.3 in × 2.6 in) |
| Weight | 4.4 kg (9.7 lb) |
| Mounting | Vertical cabinet mounting |
| Diagnostics | Front-panel LED indicators; comprehensive fault logging and self-diagnosis |
Typical Industries
- Machine Tool Manufacturing: CNC mills, lathes, grinders, and machining centers.
- Packaging Industry: High-speed packaging lines, bottling plants, and food processing equipment.
- Automotive Industry: Assembly lines, welding robots, and material handling systems.
- Electronics Manufacturing: SMT placement machines, semiconductor processing equipment, and test handlers.
- Printing & Paper Industry: Printing presses, paper converting machines, and finishing equipment.
- Textile Industry: Weaving machines, knitting machines, and spinning frames.
Related Series Products
-
Bosch Rexroth DKC11.1-030-7-FW
- Lower-power version of the DKC11.1 series with 30 A continuous / 45 A peak output current.
- Identical form factor, interface options, and feature set to the 40 A model.
- Ideal for smaller servo motors and less demanding applications.
-
Bosch Rexroth DKC11.3-040-7-FW
- Updated version 3 of the DKC11 series with enhanced performance and additional features.
- Same 40 A continuous output current rating with improved thermal management.
- Supports newer firmware versions and expanded communication options.
-
Bosch Rexroth DKC01.1-040-7-FW
- Predecessor to the DKC11.1 series with similar electrical specifications.
- Compatible with the same range of Indramat servo motors and feedback systems.
- Widely used in older industrial automation installations.
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