Allen-Bradley Rockwell Automation 857 User Manual page 244

9-16
Connections
Connection Examples
(cont.)
Figure 9.16 – Connection Example of Allen-Bradley 857 with V-connected Voltage Transformer
Directional earth fault stages are not available without the polarizing U
857-UM001A-EN-P – July 2009
The voltage measurement mode is set to "2LL+U ".
0
voltage.
0