CT Lab Vecto III - Figure 28: Vecto III Single-Phase Connection

Vecto III User Manual
56
Terminal
Legend
110V VT Circuit or 400V/550V Star (4-wire) Systems
1.
V
1
Phase Voltage
2.
V
2
3.
V
3
4.
V
com
Neutral
5.
V
4+
Earth
6.
V
4-
Neutral
Table 9: VT circuit connection layout for single phase connection
• Connect the phase Voltage to Voltage Inputs 1 as shown in Figure 28.
• Connect Neutral (on 400 V systems) or the star-point (on 110 V VT circuits) to
V
com
.
• The fourth voltage input may be used to measure Neutral-Earth voltage.
Figure 28: Vecto III single-phase connection