CIGWELD 170Oi - PCB Connectors

TRANSTIG 170Pi
TROUBLESHOOTING 6-10 Manual 0-5242
6.11 PCB Connectors
1. Inverter PCB
Art # A-11817
Figure 6-7: Inverter PCB Connectors
IN Header Pin Pin function Signal
1 +15V 15 VDC
2 IGBT 1 pwm drive signal, 15V p-p square wave 15 VDC pk
3 IGBT 2 pwm drive signal, 15V p-p square wave 15 VDC pk
4 IGBT 2 pwm drive signal, 15V p-p square wave 15 VDC pk
5 IGBT 1 pwm drive signal, 15V p-p square wave 15 VDC pk
6 Rectified secondary of current transformer TR8 15 VDC pk
7 0V 0 VDC
Table 6-10: IN Header pin function (connects to DRIVE header on control PCB)
DY2 Header Pin Pin function Signal
1 +24V 24 VDC
2 0V 0 VDC
3 -24V -24 VDC
Table 6-11: DY2 Header pin function (connects to SOURCE header on control PCB)