Hypertherm Powermax 125 Service Manual

Powermax125 Service Manual 808070 123
8 – Troubleshooting and System Tests
Figure 10 – Schematic for building an IGBT tester
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1 IGBT module to be tested (inside the dashed line)
2 Collector (“C1” or “3”)
3 Emitter (“E2” or “2”)
4 Collector, Emitter (“C2E1” or “1”)
5 Gate (“G1” or “4”)
6 Emitter (“E1” or “5”)
7 Emitter (“E2” or “2”)
8 Gate (“G2” or “6”)
9 Red minigrabber test clip
10 D1 Red LED lamp (109092)
11 R3 2.0K (009036)
12 R4 2.0K (009036)
13 9VDC battery
14 Normally open push-button switch
15 R1 3.01M (009464)
16 Black minigrabber test clip
17 Yellow minigrabber test clip

Hypertherm Powermax 125 Specifications

General

Output Current	30-125 A
Input Power	15.2 kW
Open Circuit Voltage	300 VDC
Gas Supply	Clean, dry, oil-free air or nitrogen
Input Power Cable Length	10 ft (3 m)
Rated Output Current	125 A
Gas Type	Air or nitrogen
Cutting Capacity	1-1/4 inch (32 mm)
Pierce Capacity	1 inch (25 mm)
Input Voltage	200-600 V, 3-PH
Duty Cycle	100% @ 125 A
Certifications	CSA
Maximum Clean Cut Thickness	1-1/4 inch (32 mm)
Cooling Method	Fan-cooled
Torch Options	Hand