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Schematic for building an igbt tester, Schematic for building an igbt tester -15, Powermax – Hypertherm Powermax105 Service Manual User Manual

Page 153

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TroubleshooTing and sysTem TesTs

powermax

105 Service Manual

8-15

Legend

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)

9 VDC

battery

R4

2.0K

009036

Normally open

(N.O.) push-button

switch

Yellow

Minigrabber

test clip 4

R1

3.01M

009464

Black

Minigrabber

test clip

Q1

150A

1400V

109125

R3

2.0K

009036

Red LED lamp
109092

Red Minigrabber

test clip

D1

1

2

3

5

6

7

Schematic for building an Igbt tester

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