Iec symbols used -13, Iec symbols used – Hypertherm HT4001 Plasma Arc Cutting System User Manual
Page 40
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SPECIFICATIONS
1-98
HT4001
Instruction Manual
2-13
IEC Symbols Used
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
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