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William TaylorAug 7, 2025
What to do if my Kemppi KEMPOMIG 3200 fuses blow during machine startup?
- SScott MaddoxAug 7, 2025
If the fuses blow during the startup of your Kemppi Welding System, it could be due to several reasons. Check the primary rectifier and IGBT-module condition, as a faulty primary side power semiconductor might be the cause. Inspect the main circuit card for any signs of insulation damage. Also, check the auxiliary transformer and the secondary diodes for faults.