Bosch Rexroth DDS02.1-W015-DS03-00 Digital Servo Drive
May 29, 2026

Bosch Rexroth DDS02.1-W015-DS03-00 Digital Servo Drive

Product Description The DDS02.1-W015-DS03-00 is a compact modular digital AC servo drive from Bosch Rexroth DDS02.1 series. It features cabinet internal air cooling, 15 A continuous current and enhanced SERCOS interface. This model is designed for cabinet installation and delivers superior dynamic performance and positioning precision for low-power multi-axis motion systems.

Description

Model Definition

DDS02.1: Servo drive series 02.1 for DIAX02 system

W: Cabinet internal air cooling

015: 15 A continuous rated current

DS03: Enhanced SERCOS digital bus interface with high-resolution DSF digital servo feedback

00: Hardware version 00

Technical Specifications

Electrical Parameters

DC bus voltage: 300 V DC ±15%, supplied by TVD / TVM power supply units

Control power supply: 24 V DC (20 V DC to 28 V DC)

Continuous output current: 15 A

Peak output current: 30 A for short-term operation

Current loop cycle: 62.5 μs

Speed loop cycle: 250 μs

Position loop cycle: 1 ms

Motor feedback: High-resolution DSF digital servo feedback

Power dissipation: Approx. 50 W

Mechanical & Environmental Parameters

Cooling method: Cabinet internal air cooling, vertical installation required

Protection class: IP20 on front panel, IP10 overall

Operating temperature: 0 °C to +45 °C, performance derating available up to 55 °C

Storage temperature: -30 °C to +85 °C

Maximum installation altitude: 1000 m, performance derating required above this height

Approximate weight: 7.5 kg

Dimensions (W×H×D): 110 mm × 390 mm × 310 mm

Interface and Communication Configuration

Control interface: Enhanced SERCOS III real-time digital bus

Motor feedback interface: High-resolution DSF digital servo feedback

System bus: Shared 300 V DC bus for multi-axis connection

Digital I/O: 8 digital inputs and 4 digital outputs for enable, fault alarm, limit switch and brake control

Expansion slots: Multiple slots for optional communication and functional modules

Service port: RS232 port for parameter setting via IndraWorks software

Core Functions

Three-loop control of current, speed and position achieves excellent dynamic response and ultra-high positioning accuracy.

Enhanced SERCOS interface provides faster communication speed and higher synchronization precision for multi-axis linkage.

Integrated cooling structure suits compact cabinet layout and saves installation space.

Modular design supports flexible function expansion and easy on-site maintenance.

Comprehensive protection against overvoltage, undervoltage, overcurrent, short circuit, overheating and feedback signal loss.

Torque, speed and position control modes are available to meet various precision motion demands.

Application Scenarios

High-precision small and medium-sized CNC machine tools

Light-duty multi-axis synchronous production lines and handling robots

Printing, textile and packaging machinery requiring precise synchronization

Precision laboratory test benches and motion simulation devices

Digital transformation projects for high-accuracy small automation equipment

Usage and Maintenance

Install the drive vertically and maintain sufficient ventilation inside the cabinet.

Keep ambient temperature below 45 °C during operation.

Complete wiring of DC bus, control power, motor cable, feedback cable and SERCOS bus before commissioning. Configure parameters via IndraWorks software.

Clean internal fan and heat sink every 6 months, and inspect terminal connections regularly. Calibrate control loops every 2 years to keep stable performance.


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