ABB Relion 670 Series Applications Manual page 346

Section 12
Control
189OPTR (bay 1/sect.A2)
189OPTR (bay n/sect.A2)
VP189TR (bay 1/sect.A2)
VP189TR (bay n/sect.A2)
EXDU_DB (bay 1/sect.A2)
EXDU_DB (bay n/sect.A2)
ANSI04000500 V1 EN-US
Figure 174: Signals from double-breaker bays in section A2 to a bus-section disconnector
For a bus-section disconnector, these conditions from the B1 busbar section are valid:
289OPTR (bay 1/sect.B1)
289OPTR (bay n/sect.B1)
VP289TR (bay 1/sect.B1)
VP289TR (bay n/sect.B1)
EXDU_DB (bay 1/sect.B1)
EXDU_DB (bay n/sect.B1)
ANSI04000501 V1 EN-US
Figure 175: Signals from double-breaker bays in section B1 to a bus-section disconnector
For a bus-section disconnector, these conditions from the B2 busbar section are valid:
289OPTR (bay 1/sect.B2)
289OPTR (bay n/sect.B2)
VP289TR (bay 1/sect.B2)
VP289TR (bay n/sect.B2)
EXDU_DB (bay 1/sect.B2)
EXDU_DB (bay n/sect.B2)
ANSI04000502 V1 EN-US
Figure 176: Signals from double-breaker bays in section B2 to a bus-section disconnector
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S2DC_OP
AND
VPS2_DC
AND
EXDU_BB
AND
en04000500_ansi.vsd
S1DC_OP
VPS1_DC
EXDU_BB
en04000501_ansi.vsd
S2DC_OP
AND
VPS2_DC
AND
EXDU_BB
AND
en04000502_ansi.vsd
1MRK 505 370-UUS Rev. K
Busbar protection REB670
Application manual