Bosch Rexroth DDS02.2-A100-BE37-01 Digital Servo Drive
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
BE37: Combined interface – SERCOS fiber‑optic bus (DSS02.1M) + gearwheel encoder interface (DZF02.1M)
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, 2AD/ADF series 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
Main control interface: BE37 integrated module
SERCOS fiber‑optic real‑time bus (DSS02.1M) for high‑speed multi‑axis synchronization
Gearwheel encoder interface (DZF02.1M) for dual‑feedback positioning
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: U1–U4 for optional modules; U5 for firmware (DSM02.3‑FW)
Service port: RS232 (IndraWorks parameterization)
Core Functions
Current/speed/position three‑loop control for high dynamic stability
BE37 dual‑interface design: SERCOS for bus control + gearwheel encoder for redundant position feedback
External cooling reduces cabinet thermal load, supporting compact enclosures
Modular architecture enables flexible expansion and fast maintenance
Comprehensive protection: overvoltage, undervoltage, overcurrent, short circuit, overheating, feedback loss
Supports torque/speed/position control modes for complex motion applications
Application Scenarios
High‑precision CNC machine tools with dual‑encoder positioning
Multi‑axis automated lines requiring SERCOS synchronization + gearwheel feedback
Printing, textile, and packaging machinery with redundant position control
Automation systems using BE37 combined communication/feedback interface
Medium‑power servo system retrofitting with dual‑feedback requirements
Usage and Maintenance
Install vertically and ensure unobstructed external cooling airflow
Operate below 45 °C to avoid performance derating
Insert firmware module (DSM02.3‑FW) into slot U5 before commissioning
Wire SERCOS fiber and gearwheel encoder cables correctly to BE37 interface
Clean heat sink and air passages every 6 months; inspect terminals periodically
Calibrate control loops and dual feedback channels every 2 years
Transfer firmware module to replacement unit for rapid system recovery
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