This is the operating manual for FastMig KM 300, 400, 500
This manual provides instructions for the Kemppi FastMig KM 300, 400, and 500 series, which are three-phase MIG power sources designed for professional use. It details the machine's physical layout, including the control panel, power switch, and various connection points for welding cables and grounding. The document emphasizes safety precautions, such as proper positioning to ensure airflow and protection from rain, and specifies that the machine should only be operated by qualified personnel for electrical connections.
| Input Voltage | 400 V three-phase |
|---|---|
| Cooling Method | Fan-cooled |
| Protection Class | IP23S |
| Fuse Rating KM 300 | 20 A delayed |
| Fuse Rating KM 400 | 25 A delayed |
| Fuse Rating KM 500 | 35 A delayed |
The recommended cable section for the KM 300 is 50 – 70 mm².
Place the machine on a firm, dry, and level surface with at least 20cm of free space in front and behind for airflow.
A blinking yellow indicator (A4) indicates a machine fault; check the error code on the screen and contact Kemppi maintenance.