Signals - ABB 615 series Technical Manual

1MAC059074-MB A
4.3.1.7
615 series ANSI
Technical Manual
ID> BLOCKED
BLKD2H_LOC
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.

Signals

Table 424: 87L Input signals
Name Type
I_LOC_A SIGNAL
I_LOC_B SIGNAL
I_LOC_C SIGNAL
I_REM_A SIGNAL
I_REM_B SIGNAL
I_REM_C SIGNAL
Table continues on next page
RED 615
INRUSH
Default Description
0 Phase A local current
0 Phase B local current
0 Phase C local current
0 Phase A remote current
0 Phase B remote current
0 Phase C remote current
Section 4
Protection functions
ID> BLOCKED
RED 615
Phase 1 current
Phase 1 differential current
Low trip value
495