SECTION 5
TROUBLESHOOTING
26
TORCH SWITCH
OPEN
CLOSE
GAS SOLENOID VALVE
PREFLOW
FLOW SWITCH
CLOSE
FAULT OVERLOAD LIGHT
HF CIRCUIT
INVERTER
CUTTING ARC (CURRENT)
5.4SEQUENCE OF OPERATION
A. TRIGGER LOCK UNLOCK position
PUSH
RELEASE
ENERGIZE
NOTES:
1.
When the torch switch is pushed during postflow period, the postflow and preflow times are canceled, and
the HF is energized immediately.
2.
When the amber fault light comes on, cutting operation should be stopped. The postflow time starts from the
moment the torch switch is released.
10 SEC
Postflow
OPEN
2 SEC.
Содержание PCM-875
Страница 29: ...28 D 36587 Figure 5 1 Schematic Diagram PCM 875 208 230 V 50 60 Hz 1 or 3 Phase ...
Страница 30: ...29 D 36595 Figure 5 2 Wiring Diagram Sheet 1 of 2 PCM 875 208 230 V 50 60 Hz 1 or 3 Phase ...
Страница 31: ...30 Figure 5 3 Wiring Diagram Sheet 2 of 2 PCM 875 208 230 V 50 60 Hz 1 or 3 Phase D 36595 ...
Страница 32: ...31 D 36597 B Figure 5 4 Schematic Diagram PCM 875 400 460 V 50 60 Hz 3 Phase 1 2 3 4 5 6 ...
Страница 33: ...32 D 36598 Figure 5 5 Wiring Diagram Sheet 1 of 2 PCM 875 400 460 V 50 60 Hz 3 Phase ...
Страница 34: ...33 D 36598 Figure 5 6 Wiring Diagram Sheet 2 of 2 PCM 875 400 460 V 50 60 Hz 3 Phase ...
Страница 35: ...34 D 36715 A Figure 5 7 Schematic Diagram PCM 875 575 V 60 Hz 3 Phase ...
Страница 36: ...35 D 36716 Figure 5 8 Wiring Diagram Sheet 1 of 2 PCM 875 575 V 60 Hz 3 Phase ...
Страница 37: ...36 D 36716 Figure 5 9 Wiring Diagram Sheet 2 of 2 PCM 875 575 V 60 Hz 3 Phase ...
Страница 47: ...46 ...