S3 Drive Amplifier
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- We offer for this displayed device sale, exchange and repair services.
- Prices for Servo-/Spindle Drives Power Supplies are standard prices for standard repair
- Devices for sell or exchange, was preventively overhauled in our workshop.
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Detailed information about Yaskawa SGDS SIGMA III series
For improving quality, we have several test stands for Yaskawa Drives.
Our current brochure about Industrypart GmbH can be found in the download area.
We offer serial repairs for this product series
- Repair of many electronic assemblies according to standardized repair procedures with documentation.
- A larger repair capacity is possible for the same or similar orders
- Target group: machine manufacturers, service companies and distributors
Access to years of experience, specialists and equipment.
Find out more about our series repairs
Overview
The Yaskawa SGDS-08A01A is a proven servo amplifier of the Σ-II series, designed for precise and dynamic axis control in machine tools, automation systems, and handling systems. The robust design, reliable encoder communication, and efficient power electronics enable long-lasting operation even under demanding industrial conditions.
Model Designation
- SGDS = Yaskawa Σ-II Servopack
- 08 = Power size 750 W
- A = 200–230 V class
- 01 = Control and interface variant
- A = Series and design code
Technical Data
| Feature | Value |
|---|
| Input supply | 1-phase 200–230 V AC, 50/60 Hz, 8.8 A |
| Motor output | 3-phase 0–230 V, 0–300 Hz |
| Output power | 750 W |
| Rated current | n. a. |
| Cooling | Convection cooling / internal airflow |
| Ambient temperature | 0–55 °C |
| Weight/Dimensions | n. a. |
Connections & Interfaces
- L1 / L2: AC input 200–230 V
- U / V / W: Motor outputs
- CN1: Control and I/O interface
- CN2: Encoder connection
- B1 / B2 / B3: Brake resistor / Regeneration
- PE: Protective earth connection
- LED Display: Alarm, status, and operation indicators
Control Board / Modules
- Control and regulation board with DSP control
- Power output stage with IGBT modules
- Gate driver stage
- Encoder interface module
- Internal monitoring and protection logic
Alarms & Troubleshooting
| Code | Description | Typical Finding | Check | Remedy |
|---|
| A.020 | Parameter Checksum Error | Parameter corrupted | Check supply & parameters | Initialize, re-parameterize |
| A.030 | Main Circuit Detector Error | Error in power stage | Check input voltage | Check/replace drive |
| A.040 | Parameter Setting Error | Invalid parameter | Check parameter level | Correct values |
| A.050 | Combination Error | Motor/Drive mismatch | Check type codes | Use matching combination |
| A.0b0 | Servo ON Reference Invalid | Servo-ON invalid | Check CN1 signal | Set signal correctly |
| A.100 | Overcurrent / Overheat | Short circuit or overcurrent | Check U/V/W, motor | Check wiring/drive |
| A.300 | Regeneration Error | Regeneration transistor error | Check brake resistor | Check drive/resistor |
| A.320 | Regenerative Overload | Resistor overloaded | Check duty cycle | Adjust resistor |
| A.400 | Overvoltage | DC link too high | Check mains | Reduce voltage |
| A.410 | Undervoltage | DC link too low | Check mains | Stabilize supply |
| A.510 | Overspeed | Speed too high | Check encoder/load | Check controller parameters |
| A.710 | Overload High | High load | Check current profile | Reduce load |
| A.720 | Overload Low | Continuous overload | Check mechanics | Adjust profile |
| A.730 | Dynamic Brake Overload | DB overloaded | Check braking cycles | Reduce load |
| A.810 | Encoder Backup Error | Encoder energy missing | Check battery | Replace battery/encoder |
| A.820 | Encoder Checksum Error | Encoder data faulty | Check cable | Replace encoder |
| A.830 | Encoder Battery Error | Battery empty | Measure battery | Replace battery |
| A.840 | Encoder Data Error | Data faulty | Check wiring | Replace encoder |
| A.b31–33 | Current Detection Error | Current sensor error | Check U/V/W | Replace sensor/drive |
| A.C10 | Servo Overrun | Axis out of control | Check feedback | Check controller + mechanics |
| A.C80 | Absolute Encoder Clear Error | Absolute value error | Check reset | Check encoder/battery |
| A.C90 | Encoder Communication Error | Communication disturbed | Check CN2 | Replace cable/encoder |
| A.d00 | Position Error Overflow | Position deviation | Check mechanics | Adjust controller values |
| A.F10 | Power Line Open Phase | Phase failure | Check mains | Correct wiring |
Typical Applications
- CNC applications in milling and turning machines
- Automation and robotics axes
- Pick-and-place systems
- Conveyor technology and positioning systems
Service Notes
- Regular visual and functional inspection
- Back up parameters before maintenance work
- Replace encoder battery early
- Keep ventilation paths clean
- Do not perform insulation measurement on the installed device
Repair Description
- Input check: Visual inspection, voltage check, diagnosis via indicators
- Disassembly & Cleaning: Open housing, remove dust, clean thermal paths
- Analysis: Check power section, IGBT, gate driver, encoder communication
- Repair: Replacement of defective modules, repair of circuit boards, replacement of critical components
- Testing & Load Test: Test run with motor, monitoring current/temperature, control of all protection functions
- Long-term test & Conclusion: Multi-hour test under load, documentation and final report