ABB RET670 - Page 651

289OPTR(22089OTR)(bay 1/sect.B1)
BB_DC_OP
VP_BB_DC
EXDU_BB
en04000508_ansi.vsd
289PTR (22089OTR)(bay n/sect.B1)
. . .
. . .
. . .
VP289TR(V22089TR) (bay 1/sect.B1)
VP289TR(V22089TR) (bay n/sect.B1)
VPDCTR (B1/B2)
EXDU_BB (bay n/sect.B1)
. . .
. . .
. . .
. . .
. . .
. . .
AND
AND
AND
DCOPTR (B1/B2)
EXDU_BB (bay 1/sect.B1)
EXDU_DC (B1/B2)
ANSI04000508 V1 EN
Figure 269: 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:
1MRK504116-UUS C Section 3
IED application
645
Application manual