ABB RED650, Technical Manual, Page: 360 / 926

12.4.4.1 Functionality
M13447-3 v8
The Bay control (QCBAY) function is used together with Local remote and local
remote control functions to handle the selection of the operator place per bay.
QCBAY also provides blocking functions that can be distributed to different
apparatuses within the bay.
12.4.4.2 Function block
M13469-3 v4
QCBAY
LR_OFF
LR_LOC
LR_REM
LR_VALID
BL_UPD
BL_CMD PSTO
UPD_BLKD
CMD_BLKD
LOC
STA
REM
IEC10000048-3-en.vsdx
IEC10000048 V3 EN-US
Figure 166: QCBAY function block
12.4.4.3 Signals
PID-4086-INPUTSIGNALS v8
Table 186: QCBAY Input signals
Name Type Default Description
LR_OFF BOOLEAN 0 External Local/Remote switch is in Off position
LR_LOC BOOLEAN 0 External Local/Remote switch is in Local position
LR_REM BOOLEAN 0 External Local/Remote switch is in Remote
position
LR_VALID BOOLEAN 0 Data representing the L/R switch position is valid
BL_UPD BOOLEAN 0 Steady signal to block the position updates
BL_CMD BOOLEAN 0 Steady signal to block the command
PID-4086-OUTPUTSIGNALS v8
Table 187: QCBAY Output signals
Name Type Description
PSTO INTEGER Value for the operator place allocation
UPD_BLKD BOOLEAN Update of position is blocked
CMD_BLKD BOOLEAN Function is blocked for commands
LOC BOOLEAN Local operation allowed
STA BOOLEAN Station operation allowed
REM BOOLEAN Remote operation allowed
Section 12
1MRK 505 394-UEN A
Control
354 Line differential protection RED650 2.2 IEC
Technical manual