Bosch Rexroth DDS02.2-A100-BE23-01 Digital Servo Drive
May 29, 2026

Bosch Rexroth DDS02.2-A100-BE23-01 Digital Servo Drive

Product Description The DDS02.2-A100-BE23-01 is a modular digital AC servo drive of Bosch Rexroth DDS02.2 series for DIAX03 system. It adopts external cabinet air cooling, 100 A continuous rated current, BE23 SERCOS fiber‑optic interface, and hardware version 01. It delivers medium‑power, high‑precision motion control for industrial automation applications.

Description

Model Definition

DDS02.2: Servo drive series 02.2 for DIAX03 system

A: External cabinet air cooling (heat dissipation outside cabinet)

100: 100 A continuous rated current

BE23: SERCOS fiber‑optic digital bus interface (BE23 variant)

01: Hardware version 01

Technical Specifications

Electrical Parameters

DC bus voltage: 300 V DC ±15% (supplied by TVD/TVM power supplies)

Control power: 24 V DC (20–28 V DC)

Continuous output current: 100 A

Peak output current: 200 A (short‑term)

Current loop cycle: 62.5 μs

Speed loop cycle: 250 μs

Position loop cycle: 1 ms

Power dissipation: Approx. 300 W

Compatible motors: MDD/MKD synchronous motors, LAR/LAF linear motors

Mechanical & Environmental Parameters

Cooling method: External cabinet air cooling (vertical installation required)

Protection class: IP20 (front), IP10 (overall)

Operating temperature: 0 °C to +45 °C (20% derating at 55 °C)

Storage temperature: -30 °C to +85 °C

Max. altitude: 1000 m (35% derating at 5000 m)

Dimensions (W×H×D): 80 mm × 390 mm × 310 mm

Weight: Approx. 5.5 kg

Interface and Communication Configuration

Control interface: BE23 SERCOS fiber‑optic real‑time bus

Motor feedback: Dual‑channel (digital servo + resolver)

System bus: Shared 300 V DC bus for multi‑axis systems

Digital I/O: 8 inputs / 4 outputs (enable, fault, limits, brake)

Expansion slots: For optional communication/functional modules

Service port: RS232 (IndraWorks parameterization)

Firmware module: Detachable (sold separately)

Core Functions

Current/speed/position three‑loop control for stable dynamic performance

BE23 fiber‑optic SERCOS for high‑speed, precise multi‑axis synchronization

External cooling reduces cabinet heat load, enabling smaller enclosures

Modular design supports flexible expansion and easy maintenance

Comprehensive protection: overvoltage, undervoltage, overcurrent, short circuit, overheating, feedback loss

Torque/speed/position control modes for medium‑power motion applications

Application Scenarios

Medium‑duty CNC machine tools and precision machining centers

Multi‑axis automated lines and medium‑load handling robots

Textile, printing, and packaging machinery

Automation systems using BE23 SERCOS fiber‑optic communication

Medium‑power servo system assembly and equipment retrofitting

Usage and Maintenance

Install vertically and ensure unobstructed external cooling airflow

Operate below 45 °C to avoid performance derating

Install firmware module correctly, complete wiring, then commission via IndraWorks

Clean heat sink and air passages every 6 months; inspect terminals periodically

Calibrate control loops every 2 years to maintain stability

Transfer firmware module to new unit for rapid system recovery during replacement


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