Interlocking For Bus-Coupler Bay Abc_Bc (3); Application; Configuration; Signals From All Feeders - ABB REB670 Applications Manual

Relion 670 series busbar protection
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1MRK 505 370-UUS A
12.4.3
12.4.3.1
12.4.3.2
12.4.3.3
Busbar protection REB670 2.2 ANSI
Application manual

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 145. 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 145:
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
Section 12
Control
IP14144-1 v2
M13555-3 v8
M13553-138 v4
M13553-6 v4
369

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