Hypertherm Powermax125 Service Manua - Manual (Page 28)

28 Powermax125 Service Manual 808070
1 – Specifications
IEC symbols
The following symbols may appear on the power supply data plate, control labels, switches, LEDs, and LCD screen.
Direct current (DC)
Alternating current (AC)
Plasma torch cutting
Plate metal cutting
Expanded metal cutting
Gouging
Torch lock
AC input power connection
The terminal for the external
protective (earth) conductor
Power is ON
Power is OFF
An inverter-based power
source, either 1-phase or
3-phase
Volt/amperage curve,
“drooping” characteristic
Power is ON (LED)
System fault (LED)
Inlet gas pressure fault (LCD)
Missing or loose
consumables (LCD)
Power supply is out of
temperature range (LCD)
f 1 f 2
1~
AC AC