Hypertherm HT4100 Plasma Arc Cutting System Operating - Manual (Page 47)

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APPENDIX
HT4100 Instruction Manual: Operation
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Direct Current (DC).
Alternating current (AC).
Plasma cutting torch.
AC input power connection.
The terminal for the external protective (earthed) conductor.
A chopper-based power source.
Anode (+) work clamp.
Temperature switch.
Pressure switch.
Plasma torch in the TEST position (cooling and cutting gas exiting nozzle).
The power is on.
The power is off.
Volt/amp curve.
IEC SYMBOLS USED