Kemppi MasterTig MLS 3003 ACDC - ERROR CODES; Understanding and Resolving Error Indicators; MAINTENANCE; Regular Maintenance and Service Contracts

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A003 Spark card
Functions and connectors
A003 HF generator card Main Functions
- supply voltage 180Vac (main transformer) (X8, X9)
- three parallel power igbts
- HF-transformers primary voltage about 500Vdc
- max. spark repetition frequency 500Hz with forced cooling (start
control, X7)
R27 = HF voltage adjusting
range (8.5 .. 13)kV
R27 = HF voltage adjusting
range (8.5 .. 13)kV