HT instruments MACROTEST 5035 - Manual (Page 42)

MACROTEST 5035
EN - 41
4.5. R
a15mA
: GLOBAL EARTH RESISTANCE MEASUREMENT
Turn the switch on R
a15mA
position.
Switch on the instrument.
1. Connect the three black, blue and green connectors of the shuko cable or of the untied
cables in the corresponding input terminals of the instrument
B1, B3, B4 (see possible
connections in the following pictures). When using untied cables connect the crocodiles to
the free ends of the cables.
B2 B3 B4 B1
P
Connection for Global Earth Resistance in a 230V
single- or two-phase system
B2 B3 B4 B1
L1
L2
L3
N
Connection for Global Earth Resistance in a 400V
three-phase system with neutral
B2 B3 B4 B1
L1
L2
L3
Global Earth Resistance in a 230V or 400V three-phase system without neutral
2. Connect the shuko plug into a 230V 50Hz socket or the crocodiles to the conductors of
the three-phase system (see previous picture).