Allen-Bradley E300 - Page 673

Rockwell Automation Publication 193-UM015E-EN-P - October 2015 673
Wiring Diagrams Appendix C
Figure 219 - Wye Configuration with Three Potential Transformers (Delta-to-Delta)
Wye L oa d – Grou nded or
Ungrounded Neutral
Wye S ource – Grounded or
Ungrounded Neutral
Delta to Delta
Potential Transformer
10 M
10 M
10 M
Signal Filter and
Short Circuit
Pr ot ecti on
Signal Filter and
Sh ort Ci rcuit
Pr ot ecti on
Signal Filter and
Sh ort Ci rcuit
Pr ot ecti on
Signal Filter and
Sh ort Ci rcuit
Pr ot ecti on
CT Sensing Module
V1
V2
V3
L1
L2
L3
T1
T2
T3
S1
S2