This document provides operation instructions for KEMPPI FastMig series welding machines, including equipment installation, control switch and potentiometer usage, MMA welding, equipment maintenance, etc.
This manual introduces the FastMig™ KMS 300, KMS 400 and KMS 500 welding machines, describing their control interfaces, accessories, and safety requirements. It includes detailed installation instructions, wiring diagrams, and guidelines for proper placement and power connection.
The document also covers operation of the control switches, fan operation, manual arc welding setup, routine maintenance, fault diagnosis, recycling instructions, ordering information, and full technical parameters such as power ratings, welding current limits, and dimensions. This manual is written in Chinese.
| Power Supply | 3‑phase 380‑400 V, 50/60 Hz |
|---|---|
| Power Factor | 0.9 |
| Protection IP Rating | IP23C |
| Weight (KMS 300) | 34 kg |
| Operating Temperature Range | -20 °C … +40 °C |
The manual advises wearing protective gloves and clothing, protecting eyes from the arc, keeping the work area free of flammable materials, ensuring proper ventilation, and never operating the machine in wet conditions.
The power cable must be connected by an authorized electrician, routed through the rear panel to the terminal block, with phase wires L1‑L3 to their respective terminals and the green‑yellow earth wire to the marked terminal; a 5 m cable is supplied factory‑installed.
All FastMig KMS models have an IP23C protection rating.