Prepare to Troubleshoot Internal Components
38 810430 Troubleshooting Guide Powermax65/85/105 SYNC
Schematic to build an IGBT tester
Figure 6 – IGBT tester schematic
1 Collector 1 (C1)
2 Emitter 2 (E2)
3 Collector 2, Emitter 1(C2, E1)
4 Gate 1 (G1)
5 Emitter 1 (E1)
6 Emitter 2 (E2)
7 Gate 2 (G2)
8 Red minigrabber test clip
9 D1 Red LED lamp
10 R3 2.0K
11 R4 2.0K
12 9 VDC battery
13 Normally open (N.O.) push-button switch
14 R1 3.01M
15 Black minigrabber test clip
16 Yellow minigrabber test clip