Schweitzer Engineering SEL-351P - Page 261

Date Code 990215 Trip and Target Logic iii
SEL-351P Manual Técnico
Figure 5.11: Unblocking Block Logic Routing to Trip Logic.................................................................5-23
Figure 5.12: SEL-351P Recloser Control Connections to Communications Equipment for a Two-
Terminal Line DCUB Scheme (setting ECOMM = DCUB1) .....................................
5-24
Figure 5.13: SEL-351P Recloser Control Connections to Communications Equipment for a
Three-Terminal Line DCUB Scheme (setting ECOMM = DCUB2)...........................
5-24
Figure 5.14: DCB Logic ..........................................................................................................................
5-27
Figure 5.15: SEL-351P Recloser Control Connections to Communications Equipment for a Two-
Terminal Line DCB Scheme........................................................................................
5-28
Figure 5.16: SEL-351P Recloser Control Connections to Communications Equipment for a
Three-Terminal Line DCB Scheme .............................................................................
5-29
Figure 5.17: Seal-in of Breaker Failure Occurrence for Message Display..............................................
5-30