EASYTEST-COMBI519
If the instrument detects that the phase L and neutral N
leads are inverted, it does not carry out the test and a
screen similar to the one reported to the side is displayed.
Rotate the mains plug or check the connection of
measuring cables.
If the instrument detects that the phase and PE leads are
inverted, it does not carry out the test and a screen
similar to the one reported to the side is displayed. Check
the connection of measuring cables.
If the instrument detects a dangerous contact voltage Ut
(above the set limit of 25V or 50V) in the starting pre-test,
it provides the warning screen shown to the side and
blocks the execution of the tests. Check the PE conductor
and earth connection efficiency.