Bosch Rexroth DDS02.1-W015-D Digital Servo Drive
Description
Model Definition
DDS02.1: DIAX02 system, servo drive series 02.1 (2nd gen, version 1)
W: Cabinet internal air cooling (heat dissipation via cabinet airflow, “heat technology”)
015: 15 A continuous rated current
D: DSF digital servo feedback (standard digital interface, no analog/SERCOS specified)
Technical Specifications
Electrical Parameters
DC bus voltage: 300 V DC ±15% (supplied by TVD/TVM power units)
Control supply: 24 V DC (20–28 V DC, regulated)
Continuous output current: 15 A
Peak output current: 300 A (short‑term, ≤5 s)
Current loop cycle: 62.5 μs
Speed loop cycle: 250 μs
Position loop cycle: 1 ms
Motor feedback: DSF digital servo feedback
Power dissipation: Approx. 50 W
Mechanical & Environmental
Cooling method: Cabinet internal air cooling (vertical mounting required)
Protection class: IP20 (front), IP10 (overall, DIN 40050)
Operating temperature: 0 °C to +45 °C (derating to 55 °C)
Storage temperature: -30 °C to +85 °C
Max altitude: 1000 m (derating above)
Weight: Approx. 7.5–8.5 kg
Dimensions (W×H×D): 110 mm × 390 mm × 310 mm
Interface and Communication Configuration
Control interface: No native analog/SERCOS; supports digital command via system bus or optional expansion modules
Motor feedback: High‑resolution DSF digital servo feedback
System bus: Shared 300 V DC bus for multi‑axis systems
Digital I/O: 8×in, 4×out (enable, fault, limits, brake)
Expansion slots: U1–U4 for communication/feedback modules
Service port: RS232 (X3) for IndraWorks setup
Core Functions
Three‑loop control (current/speed/position) with fast dynamics
DSF digital feedback: Precise positioning for low‑to‑medium power applications
Compact design for small cabinets; internal cooling saves space
Modular architecture for flexible configuration
Comprehensive protection: overvoltage, undervoltage, short circuit, overheating, feedback loss
Supports torque, speed, and position control modes (digital command)
Application Scenarios
Small‑to‑medium CNC machines (mills, lathes, routers)
Industrial robots and handling systems
Printing, textile, and packaging machinery
Light‑duty injection molding and automation lines
Retrofit projects for legacy analog systems (with expansion modules)
Usage and Maintenance
Install vertically with ≥100 mm clearance for internal airflow
Operate at ≤45 °C ambient; avoid dust and direct sunlight
Wiring: DC bus → 24 V control → motor power → feedback
Commission via IndraWorks; calibrate loops during setup
Maintenance: Clean heat sink every 6 months; check terminals annually
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