ABB Relion 670 series - Interlocking for busbar grounding switch BB_ES (3); Introduction; Function block

Table 354: SCILO (3) Output signals
Name Type Description
EN_OPEN BOOLEAN Open operation at closed or intermediate or bad
position is enabled
EN_CLOSE BOOLEAN Close operation at open or intermediate or bad
position is enabled
12.4.4 Interlocking for busbar grounding switch BB_ES (3)
12.4.4.1 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)
12.4.4.2 Function block
ANSI05000347-2-en.vsd
BB_ES (3)
89G_OP
89G_CL
BB_DC_OP
VP_BB_DC
EXDU_BB
89GREL
89GITL
BBGSOPTR
BBGSCLTR
ANSI05000347 V2 EN
Figure 358: BB_ES (3) function block
Section 12 1MRK505222-UUS C
Control
696
Technical reference manual