Tweco 1000 Merlin(Sept1999) - Manual (Page 53)

Manual 0-2731 49 APPENDIX
APPENDIX III: TYPICAL MECHANIZED SYSTEM
GROUNDING DIAGRAM
Standoff Control
Plasma Power
Supply
Work Cable
Workpiece
Earth
Ground
A-02359
CNC Control
Earth
Ground
CNC Control
Connection for Systems
Without Standoff Control
Earth Ground
For Shielded Input
Power Cable
3-Phase
Input
& Ground
NOTES
Work Cable must connect directly
to workpiece. DO NOT connect Work Cable
to earth ground and then to workpiece.
Shielded input power cable must be
grounded to earth ground at plug or
disconnect end.
Shielded Input
Power Cable
{