CT Lab Vecto III - Current connections

Vecto III User Manual
60
4.2.4 Current connections
4.2.4.1 Direct (1 A/5 A Current Transformer (CT) Circuits)
4.2.4.1.1 Single phase connection
The Vecto III can interface with 1 A or 5 A CT circuits and has a peak long-term current
withstand of 6 A and 50 A for 3 seconds.
Terminal
Legend
Description
1.
I
1+
Phase 1 Current Input
2.
I
1-
Phase 1 Current Return
3.
I
2+
None
4.
I
2-
None
5.
I
3+
None
6.
I
3-
None
7.
I
4+
None
8.
I
4-
None
Table 12: CT circuit connection layout
Figure 31: CT circuit connection layout