ABB Relion 670 Series Applications Manual page 350

Section 12
Control
189OPTR (bay 1/sect.A2)
189OPTR (bay n/sect.A2)
VP189TR (bay 1/sect.A2)
VP189TR (bay n/sect.A2)
EXDU_BB (bay 1/sect.A2)
EXDU_BB (bay n/sect.A2)
EXDU_DC (A1/A2)
ANSI04000507 V1 EN-US
Figure 181: Signals from any bays in section A2 to a busbar grounding switch in the same section
For a busbar grounding switch, these conditions from the B1 busbar section are valid:
289OPTR(22089OTR)(bay 1/sect.B1)
289PTR (22089OTR)(bay n/sect.B1)
VP289TR(V22089TR) (bay 1/sect.B1)
VP289TR(V22089TR) (bay n/sect.B1)
EXDU_BB (bay 1/sect.B1)
EXDU_BB (bay n/sect.B1)
ANSI04000508 V1 EN-US
Figure 182: Signals from any bays in section B1 to a busbar grounding switch in the same section
For a busbar grounding switch, these conditions from the B2 busbar section are valid:
344
. . .
. . .
. . .
DCOPTR (A1/A2)
. . .
. . .
. . .
VPDCTR (A1/A2)
. . .
. . .
. . .
. . .
. . .
. . .
DCOPTR (B1/B2)
. . .
. . .
. . .
VPDCTR (B1/B2)
. . .
. . .
. . .
EXDU_DC (B1/B2)
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BB_DC_OP
AND
VP_BB_DC
AND
EXDU_BB
AND
en04000507_ansi.vsd
BB_DC_OP
AND
VP_BB_DC
AND
EXDU_BB
AND
en04000508_ansi.vsd
1MRK 505 370-UUS Rev. K
Busbar protection REB670
Application manual