Hypertherm Powermax125 Service Manua User Manual
Page 126
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126
Powermax125 Service Manual 808070
8 – Troubleshooting and System Tests
Figure 14 – 380 V CCC, 400 V CE power supply overview
J22
J21
J20
J19
J27
WORK
LEAD
J26
J25
+
_
+
_
RED
J18
ORG
J17
J32
J11
J28
TP7
TP9
TP8
W
R
B
1
2
3
4
5
6
7
13
14
8
10
11
12
9
20
15
16
17
18
19
1
J11
2
J17
3
J18
4
Output inductor wires
5
Nozzle wires
6
Electrode wire
7
J32
8
Work lead
9
Transformer wires
10 Test points
11 4 μF Capacitors
12 PFC inductor wires
13 Ground
14 AC input wires
15 Power switch
16 Power board
17 Flyback circuit
18 Gate drive connectors
19 Digital signal processor (DSP) board
20 Control board
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