This manual describes the operation of the FastMig KMS 300, 400, 500 welding machines, including installation, operation, maintenance, etc.
This manual provides instructions for installing, operating, and maintaining the Kemppi FastMig KMS 300, 400, and 500 welding machines. It covers positioning, electrical connections, control switches, welding procedures, and maintenance schedules. Safety precautions and technical specifications are included to ensure proper use and longevity of the equipment.
The manual also details accessories such as remote control devices and cables, and explains how to handle operational disturbances like overloads or voltage issues. Maintenance tasks are outlined with frequency recommendations and warnings about authorized repairs to ensure safety and compliance with regulations.
| Rated Voltage | 400 V 3~ |
|---|---|
| Mains Voltage Range | 360 V – 440 V |
| Fuse Ratings (100% Duty Cycle) | KMS 300: 20 A, KMS 400: 25 A, KMS 500: 35 A |
| Cooling Fan Operation | Starts when main switch is placed into position I, runs during welding, and continues for 1–10 minutes after welding stops. |
Place the machine on a firm, dry, and level surface. Ensure at least 20 cm of free space in front and behind for cooling air circulation. Avoid heavy rain and direct sunshine.
KMS 300: 20 A, KMS 400: 25 A, KMS 500: 35 A.
The thermal protection will activate, and the H12 warning lamp will light. The cooling fan will continue to run until the machine cools down.