This manual provides instructions on installation, wiring, parameter setting, fault diagnosis and troubleshooting and daily maintenance of the YCB100 series variable frequency drive of Great Wall
This manual introduces the YCB100 series variable frequency drive, covering safety definitions, installation guidelines, wiring diagrams, and environmental requirements. It explains how to set up the drive, connect it to motors, and configure parameters for various load types.
The document also details fault codes, troubleshooting steps, regular maintenance, and recommended accessories. Appendices provide quick reference tables for function codes, parameter lists, and recommended component specifications. This manual is written in Chinese.
| Input rated voltage | 380V‑440V, 50/60Hz |
|---|---|
| Operating temperature | -10 °C to 40 °C (derate above 40 °C) |
Install the drive on non‑combustible metal surfaces, keep flammable materials away, ensure proper grounding, and perform all wiring only when the power is fully disconnected.
Measure the motor insulation resistance with a 500 V megohmmeter and verify that it is not less than 5 MΩ before connecting.