Sonel MPI-540 - Measurement of Fault Loop Parameters in the L-PE Circuit

MPI-540 – USER MANUAL
37
3.4.3 Measurement of fault loop parameters in the L-PE circuit
Connect test leads according to Fig. 3.1 or Fig. 3.2.
Fig. 3.1 Measurement in L-PE circuit
Fig. 3.2 Checking effectiveness of protection against electric shock of the meter housing
in case of: TN network or TT network