ABB REL670 2.2 IEC - Page 683

QB1OPTR (bay 1/sect.A1)
S1DC_OP
VPS1_DC
EXDU_BB
en04000494.vsd
&
&
&
QB1OPTR (bay n/sect.A1)
. . .
. . .
. . .
VPQB1TR (bay 1/sect.A1)
VPQB1TR (bay n/sect.A1)
EXDU_BB (bay 1/sect.A1)
EXDU_BB (bay n/sect.A1)
. . .
. . .
. . .
. . .
. . .
. . .
IEC04000494 V1 EN-US
Figure 340: 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:
QB1OPTR (bay 1/sect.A2)
S2DC_OP
VPS2_DC
EXDU_BB
en04000495.vsd
QB1OPTR (bay n/sect.A2)
. . .
. . .
. . .
VPQB1TR (bay 1/sect.A2)
VPQB1TR (bay n/sect.A2)
VPDCTR (A2/A3)
EXDU_BB (bay n/sect.A2)
. . .
. . .
. . .
. . .
. . .
. . .
&
&
&
DCOPTR (A2/A3)
EXDU_BB (bay 1/sect.A2)
EXDU_DC (A2/A3)
IEC04000495 V1 EN-US
Figure 341: 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:
1MRK 506 369-UEN B Section 15
Control
Line distance protection REL670 2.2 IEC 677
Application manual