HT instruments SIRIUS87 - Manual (Page 25)

SIRIUS 87
EN - 23
4.3.1. Measurement procedure for RCD test valid for all the working modes
1. Select the desired mode by means of the
FUNC key.
2. Connect the 3 black, blue and green connectors of the three-terminal shuko cable or of the
single cables to the corresponding input terminals of the instrument B1, B3, B4 (see Fig. 5,
Fig. 6, Fig. 7, Fig. 8). In case of using untied cables connect the crocodiles to the free ends
of the cables.
Fig. 5: Connection for RCD test on
Single/Two phase system 230V
Fig. 6: Connection for RCD test on Three-
phase system 400V + N + PE
Fig. 7:
Connection for RCD test on Three-
phase system 400V + N (no PE)
Fig. 8: Connection for RCD test on Three-
phase system 400V + PE (no N)
3. Connect the shuko plug to a 230V 50Hz socket or the crocodiles to the RCD terminals
of the three-phase system (see see Fig. 5, Fig. 6, Fig. 7, Fig. 8).