Powermax – Hypertherm Powermax65 Service Manual Rev.1 User Manual
Page 145
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TroubleshooTing and sysTem TesTs
powermax
65/85
Service Manual
5-19
200 – 600 V CSA power supply overview (power board removed)
Power switch (S1)
Output snubber
resistor
Optional serial
board
PFC snubber
resistor
Inverter
snubber
resistor
Pilot arc IGBT
Output
diode
bridge
Input
diode
bridge
Snubber
resistor
Inverter IGBT
module
Bulk capacitors
PFC IGBT
Ground
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