IN
CO
MI
N
G
INRUSH
ID> BLOCKED
ID> BLOCKED
BLKD2H_LOC
RED 615
RED 615
Phase 1 current
Phase 1 differential current
Low trip value
GUID-817BC757-05A6-4888-9DE5-E53C59456718 V1 EN
Figure 246:
Blocking of line differential functions during detected transformer start-up
current
If the protection stage is allowed to start during the inrush situation, the time delay can be
selected so that the stabilized stage does not trip in the inrush situation.
4.3.1.7
Signals
Table 424:
87L Input signals
Name
Type
Default
Description
I_LOC_A
SIGNAL
0
Phase A local current
I_LOC_B
SIGNAL
0
Phase B local current
I_LOC_C
SIGNAL
0
Phase C local current
I_REM_A
SIGNAL
0
Phase A remote current
I_REM_B
SIGNAL
0
Phase B remote current
I_REM_C
SIGNAL
0
Phase C remote current
Table continues on next page
1MAC059074-MB A
Section 4
Protection functions
615 series ANSI
495
Technical Manual
Содержание Relion 615 series
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