Main circuit card Z001 layout
Smoothing capacitors
4 x 470
F / 450 V
Full-bridge IGBT
4 x 75 A / 1200 V
Primary rectifier
50 A / 1600 V
Varistors
3 x 550 V
DC-link charging resistor and relay
Main switch
EMI-filter
Main transformer T001 primary voltage
a
Main transformer T001
transformation ratio 1:10
Wire feeding power supply
11