Danfoss VLT AutomationDrive FC 301/302 Operation Manual

About this manual

The document serves as an operation manual for the Danfoss VLT AutomationDrive FC 301/302 variable frequency drive (VFD), covering power ratings from 0.25 to 75 kW. It is intended for qualified personnel and provides guidance on safe installation, commissioning, and daily operation. This manual is written in Chinese.

What's inside

• Introduction
• Safety
• Mechanical Installation
• Electrical Installation
• Commissioning
• Application Settings Examples
• Diagnostics and Troubleshooting
• Specifications

Frequently asked questions

What is the purpose of this manual?

This manual provides information for the safe installation and commissioning of the VLT AutomationDrive FC 301/302 variable frequency drive.

Who is authorized to install or operate this device?

Only qualified personnel who have been trained and are authorized by law to install, commission, and maintain the equipment may do so.

How long must one wait after disconnecting power before performing maintenance?

The required waiting time depends on the voltage and motor rating, ranging from 0.25 minutes for 4 V systems to 15 minutes for 525-690 V systems.