Hypertherm Powermax125 Service Manua - Manual (Page 153)

Powermax125 Service Manual 808070 153
8 – Troubleshooting and System Tests
Figure 23
J22 J21 J20 J19
J27
WORK
LEAD
J26 +
_
+
_
TP7
TP9
TP8
W
R
B
325 VDC
405 VDC
270 VDC
255 VDC
650 VDC
325 VDC
810 VDC
405 VDC
540 VDC
270 VDC
510 VDC
255 VDC
480 V CSA input
Inverter IGBT
600 V CSA input
400 V CE input
380 V CCC input
Bulk capacitors