AOTAI ARC400 - User Manual

1
Dear Customer
This instruction manual will help you get to know your new machine. Read the manual carefully and
you will soon be familiar with all the many great features of your new product. Meanwhile, please
remember well safety rules and operate as instruction.
If you treat your product carefully, this definitely helps to prolong its enduring quality and reliability
things which are both essential prerequisites for getting outstanding results.
Production specification may change without advance notice.
The model you purchase is for:
ARC315/400/500/630
ARC1000/1250
ARC400II
ARC400-3T
TIG315/400/500/630
TIG1000/1250
TIG400II
Please find corresponding models from the "Contents".
Important:
Please take special note of safety rules and operate as instruction in case of damage and serious
injury.

Summary

Safety Rules

Safety Warnings and Symbols

Explains danger, warning, caution, note, and important symbols used in the manual.

Intended Use and Machine Safety

Covers utilization for intended purpose, safety signs, and inspection procedures.

Electrical and EMF Safety

Details precautions against electric shock and electromagnetic fields (EMF).

Before Commissioning

Intended Use and Installation Rules

Covers machine usage, installation rules, and venting requirements.

Power Source and Cable Connections

Details power source connection and welding cable instructions.

Remote Controller

Wire Remote Controller

Wireless Remote Controller

Details the wireless remote controller features, components, and operation.

Troubleshooting

Care and Maintenance

Pre-Maintenance Safety and Power Source Maintenance

Covers safety before opening and maintenance of the power source.

AOTAI ARC400 Specifications

General

Output Current Range	20-400A
Frequency	50/60 Hz
No-load Voltage	65V
Efficiency	85%
Power Factor	0.93
Insulation Class	F
Protection Class	IP21
Duty Cycle	60%
Input Voltage	Three Phase 380V
Cooling Method	Forced Air