Applications
8-13
865-UM001A-EN-P – July 2009
B
ull
et
in
865
Figure 8.7 – Typical differential protection of a YNd11 transformer using Allen-Bradley 865 Relay
Settings:
ConnGrp Yd11 IoCmps ON I’oCmps OFF Un
High side voltage
U’n
Low side voltage
Protection of a YNd11 Transformer
