ABB ACS400 Frequency Converter User Manual

About this manual

This manual covers the safe installation, wiring, and operation of the ABB ACS400 low‑power AC drive (2.2 kW‑37 kW). It begins with extensive safety warnings, emphasizing that only qualified personnel should install the unit and that dangerous voltages remain on terminals after power loss.

The document then details mechanical dimensions, mounting options, terminal assignments, control panel compatibility, Modbus communication setup, PID and PFC control features, and provides troubleshooting, fault codes, and after‑sales service information. This manual is written in Chinese.

What's inside

• Safety Precautions
• Installation and Mounting
• Wiring and Terminal Connections
• Control Panel Compatibility
• Modbus Communication
• PID and PFC Control
• Technical Data and Specifications
• Fault Diagnosis and Reset
• Appendices and Service Information

Specifications

Frequently asked questions

How does the ACS400 behave when power is restored while the external command is ON?

If the external run command is ON when power is restored, the ACS400 will automatically start.