Model Definition

DDS2.1: Servo drive series for DIAX02 system

W: Internal cabinet convection air cooling

025: 25 A continuous rated current, 50 A short-term peak current

DA01: Analog communication interface + standard firmware version

Technical Specifications

Electrical Parameters

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

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

Continuous output current: 25 A

Peak output current: 50 A (short-term)

Current loop cycle: 125 μs

Speed loop cycle: 500 μs

Position loop cycle: 2 ms

Power dissipation: ~110 W

Compatible motors: MDD/MKD synchronous servo motors, LAR/LAF linear motors, 2AD series motors

Mechanical & Environmental Parameters

Cooling method: Internal cabinet convection air cooling

Protection class: IP20 (front panel), IP10 (whole unit)

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

Storage temperature: -30 °C to +85 °C

Max installation altitude: 1000 m (35% derating above)

Dimensions (W×H×D): 60 mm × 408 mm × 180 mm

Weight: ~5.5 kg

Interface and Communication Configuration

Motor feedback: X4 interface (digital encoder compatible)

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

Communication: DA01 analog module (±10 V speed/torque command)

Digital I/O: 6 isolated inputs, 3 isolated outputs

Service port: RS232 (IndraWorks parameter setting/diagnosis)

Expansion slots: U1–U5 for fieldbus/I/O modules

Core Functions

Three-loop control (current/speed/position) for precise motion

Analog command interface (DA01) for legacy system integration

Compact internal cooling for narrow cabinet installation

Comprehensive protection: overvoltage/undervoltage/overcurrent/short-circuit/overheating

Supports torque/speed/position control modes

Modular design for easy maintenance and expansion

Application Scenarios

CNC machine tool auxiliary axes

Printing/textile/packaging machinery (analog control)

Small automated assembly/conveying lines

DIAX02 system upgrades with analog requirements

General automation with limited cabinet space

Usage and Maintenance

Ensure unobstructed cabinet airflow for cooling efficiency

Keep ambient temperature ≤45 °C to avoid performance loss

Complete power/feedback/control wiring before power-on

Set parameters via IndraWorks per motor/load conditions

Clean heat sinks/air passages every 6 months; inspect terminals

Calibrate control loops/feedback signals annually