This document is the user manual of FastMig KMS 300, 400, 500. It introduces the features and characteristics of the products, including operation methods, maintenance and troubleshooting.
This manual provides instructions for installing, operating, and maintaining Kemppi FastMig KMS 300, 400, and 500 welding power supplies. It covers electrical connections, control settings, troubleshooting, and maintenance procedures. Safety warnings are included for proper use and to prevent damage or injury. Technical specifications and component details are provided in the appendix.
The manual is multilingual, with Finnish as the primary language, and includes safety notes, installation guidelines, and maintenance schedules for each model variant.
| Input Voltage | 400 V 3~ |
|---|---|
| Current Rating | 35 A |
| Cable Cross-Section | 70 – 90 mm² |
Do not operate the equipment in rain or direct sunlight. Avoid directing plasma torches toward the equipment. Ensure proper ventilation and keep at least 20 cm of clearance around cooling vents.
They are designed for stick and MIG welding with constant current.
The unit is to be connected to a 400 V 3~ power network.
The maximum current rating is 35 A.