Leistritz DDS02.1-A100-D Digital Servo Drive
May 29, 2026

Leistritz DDS02.1-A100-D Digital Servo Drive

Product Introduction DDS02.1-A100-D is a 100A external air-cooled basic type digital AC servo drive from the Bosch Rexroth (Indramat) DDS02.1 series. It features a modular shared DC bus and is compatible with MDD/MKD synchronous servo motors and LAF/LAR linear motors. It is designed for medium to large power applications and those with high dynamic response requirements, such as machine tools and automation equipment.

Description

Model Explanation

DDS02.1: DIAX02 system, driver series 02.1 (version 2.1, 2nd generation)

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

100: Rated continuous current 100 A

D: Basic configuration (default DSF digital feedback, no pre-installed communication card, U1 slot empty or standard card)

Technical Parameters

Electrical Parameters

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

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

Continuous current: 100 A

Peak current: 200 A (short time)

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

Feedback: DSF digital servo feedback (standard)

Mechanical and Environmental

Cooling method: External air cooling (A)

Protection level: IP20

Operating temperature: 0 to +45 ℃ (55 ℃ is allowable)

Storage temperature: -30 to +85 ℃

Weight: Approximately 16 kg

Interface and Communication Configuration

Control interface: No pre-installed bus card (U1 slot can be inserted with SERCOS, PROFIBUS, etc.)

Feedback interface: DSF digital servo feedback (motor end)

Bus: Shared 300 V DC bus for all axes

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

Expansion: U2–U4 slots can be inserted with communication / feedback modules Core function

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

Digital feedback: DSF has strong anti-interference ability, high resolution, and is suitable for high-speed motors

Modular expansion: communication / feedback cards are plug-and-play, allowing flexible configuration of multi-axis systems

Comprehensive protection: overvoltage, undervoltage, short circuit, overheating, and open circuit protection

Basic motion functions: point position, speed, and torque control, suitable for general automation scenarios Applicable scenarios

Machine tools: Large CNC, gantry machines, heavy-duty lathes, five-axis machining centers

Automation: Multi-axis synchronous production lines, robots, injection molding machines, tension control equipment

Testing: High-precision test benches, dynamic simulation equipment, fatigue testing systems

Packaging / Printing: High-speed offset printing, synchronous cutting, tension control, multi-axis linkage equipment 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 DSF feedback; Parametric IndraWorks software

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


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