ABB REG670 - Interlocking for Line Bay ABC_LINE

14.2.10 Interlocking for line bay ABC_LINE
14.2.10.1 Identification
Function description
IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Interlocking for line bay ABC_LINE - 3
14.2.10.2 Functionality
The interlocking for line bay (ABC_LINE) function is used for a line connected to a
double busbar arrangement with a transfer busbar according to figure 325. The
function can also be used for a double busbar arrangement without transfer busbar or
a single busbar arrangement with/without transfer busbar.
QB1 QB2
QC1
QA1
QC2
QB9
QC9
WA1 (A)
WA2 (B)
WA7 (C)
QB7
en04000478.vsd
IEC04000478 V1 EN
Figure 325: Switchyard layout ABC_LINE
Section 14 1MRK502052-UEN B
Control
688
Technical manual