ABB REC 561 - Page 272

Breaker-failure protection
ABB Network Partner AB
1MRK 580 171-XEN
Page 5 - 93
Version 1.0-00
6 Appendix
6.1 Terminal diagrams
Fig. 8 Simplified terminal diagram of the function
Fig. 9 Terminal diagrams for the function
(X80171-8)
BFP
BFP
STL1
STL2
STL3
ST3PH
BUTRIP
RETRIPL1
RETRIPL2
RETRIPL3
(X80171-9)
t
t1
&
t
t
t1
t
t2
&
IL1
BFP--STL1
ASD
RMS
RET1
RET0
RET2
BFP--BUTRIP
BFP--RETRIPL1
BFP--RETRIPL3
BFP--RETRIPL2
IL3
BFP--STL3
IL2
BFP--STL2
BFP--ST3PH
BFP FUNCTION