1. Model Disassembly (DDC01.2-K100A-DA02-01)

DDC: Digital Drive Controller (Digital Drive Controller)

01.2: The 1st generation, Hardware Version 2 (Optimized for heat dissipation and circuit compared to 01.1)

K100A: K = Forced air cooling; 100 = 100A continuous; A = Standard noise

DA02: D = Digital feedback; A = Pure analog quantity (±10V); 02 = Enhanced analog quantity (More functions than 01)

01: Hardware Revision 1 (Bug fixes, Better compatibility)

2. Key Technical Parameters Electrical

Input: 3×AC 380–460V, 50/60Hz

Control power supply: 24VDC

Continuous output: 100A; Peak: 200A (1s)

DC bus: ≈700VDC

Switching frequency: 4kHz

Mechanical and environmental

Dimensions (H×W×D): ≈360×225×260mm

Weight: ≈21kg

Protection: IP65

Operating temperature: +5°C～+45°C (full load)

Cooling: K = Fan forced air cooling (strong cooling, suitable for continuous high load)

Control and interface

Control mode: Speed / Torque (Enhanced Analog ±10V); No built-in positioning

Feedback: Digital servo (MDD/MKD, multi-turn encoder)

Command: Only analog ±10V (Enhanced version, with better bandwidth and precision than DA01)

Communication: RS-232/485 (diagnosis, parameter setting)

Safety: STO, Overcurrent, Overvoltage, Overheat, Phase Missing Protection

3.01.2 Core Differences between 01.2 and 01.1

01.2 (This model):

Optimized air duct and fan, improved heat dissipation efficiency

Enhanced circuit anti-interference, better EMI performance

Supports higher ambient temperature and longer full load time

01.1: Basic hardware, slightly weaker cooling and stability

4. DA02 and DA01 Differences (Analog version)

DA01: Basic analog, standard bandwidth, simple diagnosis

DA02 (This model): Enhanced analog

Higher response bandwidth (Speed loop bandwidth ↑30%)

More precise torque control, smaller speed fluctuation at low speed

Extended diagnosis (Current / Voltage / Temperature monitoring more detailed)

Suitable for more motor models

5. Compatible Motors

MDD series: MDD071A, MDD093A, MDD112A (100A framework)

MKD series: MKD071B, MKD090B, MKD112B

6. Application Scenarios

Medium and large power (100A) single-axis analog control

Equipment requiring high response and high precision speed / torque control

Machine tools, injection molding machines, extruders, packaging machinery

Upper computer (PLC/NC) systems only providing ±10V commands