9
4 OPERATION
4.1.1 MEASURING THREE PHASE POWER (STAR SYSTEM)
Set the connection type selector on the rear panel to 3 ø (THREE-PHASE) (see Fig. 4.1).
Fig. 4.1
Make all connections as shown Fig. 4.2.
LOAD
(T) L3
(S) L2
(R) L1
Fig. 4.2
If the neutral is unavailable it is possible to reconstruct it using the DSC-MT accessory (code 4AAC4) for voltages up
to 120VAC, DSC-400VAC (code 4AANY) for voltages up to 400VAC or DSCD2 (code 4AAHG) for voltages up to
700VAC. Make the necessary connections as shown in fig. 4.3.1
LOAD
DSC-MT
DSC-400VAC
DSCD2
(T) L3
(S) L2
(R) L1
Fig. 4.3.1
DISPLAY
LIGHT
O
RS232C
I
1 ø
3 ø
FUSE
!
230V
±
10%
50/60 Hz 4VA
80mA T 250V-