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