Your inlet plug is female What do you plug it into??? Something with live pins!!
Supply Systems vary around the world .
US can't even agree on one voltage.
We in Australia have A Common earthing system not Floating
Our Neutral is bonded to earth.
Cable Colours change all over the world. Red black green,Brown Blue yellow/green, White Blue Green, white black Green,brown white blue
In AU it takes 4 years to become a sparkie unlike the UK or some US states.
and as such our ticket is accepted in most countries around the world.
I agree most level headed people will be fine with the Supply
But it takes only 1 nutter, 1 teenager who thinks it is wired ok to Kill someone.Who knows how to test insulation, polarity, continuity.
Try setting up two units side by side What Voltage can you get between
the cases earth to earth, what current can flow. Do you know how little can
kill you???
Doing this since 1973 Think Safe, Think Wise, Think Smart, Think ALIVE.