ABB RELION 670 Series Applications Manual page 324

Busbar protection
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Section 12
Control
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 160: Signals from any bays in section B1 to a busbar grounding switch in the same
For a busbar grounding switch, these conditions from the B2 busbar section are valid:
289OPTR(22089OTR) (bay 1/sect.B2)
289OPTR(22089OTR) (bay n/sect.B2)
VP289TR(V22089TR) (bay 1/sect.B2)
VP289TR(V22089TR) (bay n/sect.B2)
EXDU_BB (bay 1/sect.B2)
EXDU_BB (bay n/sect.B2)
ANSI04000509 V1 EN-US
Figure 161: Signals from any bays in section B2 to a busbar grounding switch in the same
For a busbar grounding switch on bypass busbar C, these conditions are valid:
318
. . .
. . .
. . .
DCOPTR (B1/B2)
. . .
. . .
. . .
VPDCTR (B1/B2)
. . .
. . .
. . .
EXDU_DC (B1/B2)
section
. . .
. . .
. . .
DCOPTR (B1/B2)
. . .
. . .
. . .
VPDCTR (B1/B2)
. . .
. . .
. . .
EXDU_DC (B1/B2)
section
BB_DC_OP
AND
VP_BB_DC
AND
EXDU_BB
AND
en04000508_ansi.vsd
BB_DC_OP
AND
VP_BB_DC
AND
EXDU_BB
AND
en04000509_ansi.vsd
1MRK 505 337-UUS A
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