MPI-535
– BRIEF USER MANUAL
12
3.2.3
Measurement of fault loop impedance in L-PE circuit protected
with a residual current device (RCD)
Connect test leads according to
Fig. 3.3
,
Fig. 3.4
or
Fig. 3.5
.
Fig. 3.3
Measurement in the
TN-S system
Fig. 3.4
Measurement in the
TT system
Fig. 3.5
Measurement in the
TN-C-S system