Leistec DDS02.1-A050-DA01-01 Digital Servo Drive
May 29, 2026

Leistec DDS02.1-A050-DA01-01 Digital Servo Drive

Product Introduction DDS02.1-A050-DA01-01 is a 50A external air-cooled digital AC servo drive from the Bosch Rexroth (Indramat) DDS02.1 series. It features a modular design and is compatible with MDD/MKD synchronous servo motors and LAF/LAR linear motors. It is commonly used in automation equipment such as machine tools, textile, and packaging.

Description

Model Explanation

DDS02.1: DIAX02 system, driver series 02.1

A: External air cooling (heat sink outside the cabinet)

050: Rated continuous current 50 A

DA01: Analog interface + incremental encoder simulation (slot U1)

01: Hardware version number

Technical Parameters Electrical specifications

DC bus: 300 V DC ±15% (powered by TVD/TVM power supply)

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

Continuous current: 50 A

Peak current: 100 A (short-term)

Control cycle: Current loop ≈ 62.5 μs, Speed loop ≈ 250 μs

Mechanical and environmental

Cooling method: External air cooling (A)

Protection level: IP20

Operating temperature: 0 to +45 ℃ (55 ℃ is within the tolerance range)

Storage temperature: -30 to +85 ℃

Weight: Approximately 11 kg

Interface and communication configuration

Control interface: Analog ±10 V (speed/position command)

Feedback interface: DSF digital servo feedback (standard)

Encoder simulation: Incremental A/B/Z signal output

I/O: Digital input/output, enable, alarm, limit

Bus expansion: Plug-in SERCOS, PROFIBUS, etc. communication cards Core function

Full closed-loop control: three loops of current / speed / position, with fast dynamic response

Simulation + encoder simulation: compatible with traditional analog controllers

Modular expansion: communication card and feedback card are plug-and-play

Complete protection: overvoltage, undervoltage, short circuit, overheating, open circuit protection

Firmware independence: U5 slot inserts firmware module, facilitating replacement and upgrade Applicable scenarios

Machinery: Small and medium-sized CNC machines, machining centers, lathes

Automation: Textile machinery, printing and packaging equipment, injection molding machines

Testing: Medium and low-load fatigue tests, motion simulation platforms

Logistics: Robots, gantry frames, synchronous lifting axes Use and Maintenance

Installation: Vertical installation, with unobstructed external air duct and away from heat sources

Heat dissipation: Ambient temperature ≤ 45 ℃, altitude ≤ 1000 m

Commissioning: 300 V DC, 24 V DC, motor feedback, analog instructions; Parametric settings in IndraWorks software

Maintenance: Clean and inspect terminals every 6 months; Calibrate current loop and position loop annually


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