ABB Relion 670 Series Technical Reference Manual page 702

Section 12
Control
12.4.4
12.4.4.1
12.4.4.2
696
Table 354: SCILO (3) Output signals
Name Type
EN_OPEN BOOLEAN
EN_CLOSE BOOLEAN
Interlocking for busbar grounding switch BB_ES (3)
Introduction
The interlocking for busbar grounding switch (BB_ES, 3) function is used for one
busbar grounding switch on any busbar parts according to figure 357.
89G
en04000504.vsd
ANSI04000504 V1 EN
Figure 357: Switchyard layout BB_ES (3)
Function block
BB_ES (3)
89G_OP 89GREL
89G_CL 89GITL
BB_DC_OP BBGSOPTR
VP_BB_DC BBGSCLTR
EXDU_BB
ANSI05000347-2-en.vsd
ANSI05000347 V2 EN
Figure 358: BB_ES (3) function block
Description
Open operation at closed or intermediate or bad
position is enabled
Close operation at open or intermediate or bad
position is enabled
Technical reference manual
1MRK505222-UUS C