ABB REC670 Applications Manual page 398

Section 14
Control
392
For a bus-section disconnector, these conditions from the A1 busbar section are valid:
189OPTR (bay 1/sect.A1)
. . .
. . .
. . .
189OPTR (bay n/sect.A1)
VP189TR (bay 1/sect.A1)
. . .
. . .
. . .
VP189TR (bay n/sect.A1)
EXDU_BB (bay 1/sect.A1)
. . .
. . .
. . .
EXDU_BB (bay n/sect.A1)
ANSI04000494 V1 EN-US
Figure 148: Signals from any bays in section A1 to a bus-section disconnector
For a bus-section disconnector, these conditions from the A2 busbar section are valid:
189OPTR (bay 1/sect.A2)
. . .
. . .
. . .
189OPTR (bay n/sect.A2)
DCOPTR (A2/A3)
VP189TR (bay 1/sect.A2)
. . .
. . .
. . .
VP189TR (bay n/sect.A2)
VPDCTR (A2/A3)
EXDU_BB (bay 1/sect.A2)
. . .
. . .
. . .
EXDU_BB (bay n/sect.A2)
EXDU_DC (A2/A3)
ANSI04000495 V1 EN-US
Figure 149: Signals from any bays in section A2 to a bus-section disconnector
For a bus-section disconnector, these conditions from the B1 busbar section are valid:
S1DC_OP
AND
VPS1_DC
AND
EXDU_BB
AND
en04000494_ansi.vsd
S2DC_OP
AND
VPS2_DC
AND
EXDU_BB
AND
en04000495_ansi.vsd
1MRK 511 401-UUS A
Bay control REC670 2.2 ANSI
Application manual