Block Diagram - Kemppi MinarcTig 180MLP Service Manual

Block diagram

Control card A001
Aux. Voltage development
Undervoltage monitoring
Over voltage monitoring
Temperature monitoring
Solenoid valve control
Power supply control
Panel card P001
Adjustment potentiometer
Parameters selection
Overheat protection signal light
Main switch signal light
Fan control
Main circuit card Z001
Net over voltage protection
DC-link charging
EMI-filter
Primary rectifier
Energy reserve
"Dual-forward"-inverter
Main transformer
Secondary rectifying
Spark generator card A002
" Spark voltage generator
(=voltage multiplier)
Spark voltage adjustment
5