Kemppi KMS 400 AS Welding Equipment Operating Manual

The Kemppi KMS 400 AS operating manual provides safety, installation, operation, maintenance and technical data for the welding equipment.


Kemppi KMS 400 AS Welding Equipment Operating Manual - cover page
Brand
Kemppi
Category
Industrial Supply
Document type
User Manual
Language
English
Pages
20
File format
PDF
File size
976 KB
Published
01 October, 2026
Updated
01 October, 2026
MD5 checksum
463595A401346A3CA65AC3FDA381FB0A

About this manual

The Kemppi KMS 400 AS operating manual guides users through safety instructions, installation steps, control functions, troubleshooting and maintenance for the FastMig welding equipment.

It also contains technical specifications such as voltage, power, welding current ranges, dimensions, weight and warranty information.

What's inside

  • Preface
  • General
  • Safety Instructions
  • Installation
  • Operation Control Switches and Potentiometers
  • Basic Troubleshooting
  • Maintenance
  • Operation Disturbances
  • Disposal of the Machine
  • Ordering Numbers

Specifications

Connection voltage400 V 3~, 50/60 Hz
Rated power19.5 kVA (60%‑80% ED)
Welding voltage range (MIG)10 V … 39 V
Maximum welding voltage46 V
Open circuit voltage50 V
Efficiency at max current87 %
Power factor at max current0.9
Operating temperature range-20 … +40 °C
Degree of protection (IP rating)IP23S
External dimensions (L×W×H)590 × 230 × 430 mm
Weight35 kg

Frequently asked questions

What is the recommended operating temperature range?

The machine is designed to operate between –20 °C and +40 °C.

What safety equipment should be used when welding with the FastMig KMS 400 AS?

Operators should wear eye protection, appropriate face shielding, protective gloves, clothing, footwear and hearing protection if noise exceeds 85 dB.

What is the IP protection rating of the KMS 400 AS?

The machine has an IP23S rating.

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