Interlocking For Bus-Coupler Bay Abc_Bc (3) - ABB REC670 Applications Manual

Section 14
Control
14.4.3
14.4.3.1
14.4.3.2
14.4.3.3
378

Interlocking for bus-coupler bay ABC_BC (3)

Application
The interlocking for bus-coupler bay (ABC_BC, 3) function is used for a bus-coupler
bay connected to a double busbar arrangement according to figure 134. The function
can also be used for a single busbar arrangement with transfer busbar or double busbar
arrangement without transfer busbar.
189 289
189G
152
ANSI04000514 V1 EN-US
Figure 134: Switchyard layout ABC_BC (3)
Configuration
The signals from the other bays connected to the bus-coupler module ABC_BC are
described below.
Signals from all feeders
To derive the signals:
Signal
BBTR_OP No busbar transfer is in progress concerning this bus-coupler.
VP_BBTR The switch status is valid for all apparatuses involved in the busbar transfer.
EXDU_12 No transmission error from any bay connected to the WA1/WA2 busbars.
These signals from each line bay (ABC_LINE), each transformer bay (AB_TRAFO),
and bus-coupler bay (ABC_BC), except the own bus-coupler bay are needed:
WA1 (A)
WA2 (B)
WA7 (C)
2089
789
289G
en04000514_ansi.vsd
1MRK 511 401-UUS A
IP14144-1 v2
M13555-3 v8
M13553-138 v4
M13553-6 v4
Bay control REC670 2.2 ANSI
Application manual