Sonel WMGBMPI525 User Manual page 18

3.3.2 Measurement of short circuit loop parameters in L-PE circuit
16
Connect test leads according to one of the drawings.
Checking effectiveness of protection against electric shock of the device hous-
ing in case of: a) TN network b) TT network
MPI-525 – USER MANUAL
Set the rotary switch of function se-
lection at Z /U
L-PE L-PE
Press F1 push-button if L lead
length needs to be selected.
Select a lead length by
means of
buttons and press ENTER
push-button.
position.
and push-