ABB Relion 670 series - Password Policies and Requirements

14.2.8.4 Logic diagrams............................................................................................................................. 789
14.2.8.5 Signals.............................................................................................................................................794
14.2.9 Interlocking for double CB bay DB (3)..........................................................................................798
14.2.9.1 Identification................................................................................................................................. 798
14.2.9.2 Functionality..................................................................................................................................798
14.2.9.3 Logic diagrams.............................................................................................................................800
14.2.9.4 Function block.............................................................................................................................. 804
14.2.9.5 Signals............................................................................................................................................ 805
14.2.10 Interlocking for line bay ABC_LINE (3).........................................................................................808
14.2.10.1 Identification.................................................................................................................................808
14.2.10.2 Functionality................................................................................................................................. 808
14.2.10.3 Function block...............................................................................................................................810
14.2.10.4 Logic diagram................................................................................................................................ 811
14.2.10.5 Signals.............................................................................................................................................816
14.2.11 Interlocking for transformer bay AB_TRAFO (3)........................................................................ 818
14.2.11.1 Identification................................................................................................................................. 818
14.2.11.2 Functionality.................................................................................................................................. 818
14.2.11.3 Function block...............................................................................................................................820
14.2.11.4 Logic diagram................................................................................................................................821
14.2.11.5 Signals.............................................................................................................................................822
14.2.12 Position evaluation POS_EVAL......................................................................................................824
14.2.12.1 Identification................................................................................................................................. 824
14.2.12.2 Functionality..................................................................................................................................824
14.2.12.3 Function block...............................................................................................................................824
14.2.12.4 Logic diagram............................................................................................................................... 825
14.2.12.5 Signals.............................................................................................................................................825
14.3 Apparatus control APC........................................................................................................................825
14.3.1 Functionality..................................................................................................................................... 825
14.3.2 Operation principle..........................................................................................................................826
14.3.3 Error handling................................................................................................................................... 827
14.3.4 Bay control QCBAY.......................................................................................................................... 830
14.3.4.1 Functionality..................................................................................................................................830
14.3.4.2 Function block...............................................................................................................................830
14.3.4.3 Signals............................................................................................................................................. 831
14.3.4.4 Settings...........................................................................................................................................831
14.3.4.5 Operation principle.......................................................................................................................831
14.3.5 Local/Remote switch LOCREM, LOCREMCTRL..........................................................................833
14.3.5.1 Function block...............................................................................................................................833
14.3.5.2 Signals............................................................................................................................................ 834
14.3.5.3 Settings.......................................................................................................................................... 835
14.3.5.4 Operation principle...................................................................................................................... 835
14.3.6 Switch controller SCSWI................................................................................................................. 836
14.3.6.1 Functionality .................................................................................................................................836
Table of contents
19
Technical manual