Signals - ABB RELION REX640 Technical Manual

1MRS759142 C
4.3.1.8
REX640
Technical Manual
ID> BLOCKED
BLKD2H_LOC
GUID-FAED35DA-C75A-4FA2-9583-03457CFE0D0A V1 EN
Figure 326: Blocking of line differential functions during detected transformer
startup 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 operate in the inrush situation.

Signals

Table 573: LNPLDF Input signals
Name Type
I3P SIGNAL
BLOCK BOOLEAN
BLOCK_LS BOOLEAN
ENA_MULT_HS BOOLEAN
RED 615
INRUSH
Default Description
- Three-phase currents
0=False Signal for blocking the function
0=False Signal for blocking the stab. stage
0=False Enables the high stage multiplier
Section 4
Protection functions
ID> BLOCKED
RED 615
587