Signals - ABB RELION 611 Series Technical Manual

1MRS757454 D
4.1.2.8
611 series
Technical Manual
GUID-276A9D62-BD74-4335-8F20-EC1731B58889 V1 EN
Figure 58: Closed ring network topology where feeding lines are protected with
directional overcurrent protection relays

Signals

Table 101: DPHLPDOC Input signals
Name Type
I_A SIGNAL
I_B SIGNAL
I_C SIGNAL
I SIGNAL
2
U_A_AB SIGNAL
U_B_BC SIGNAL
U_C_CA SIGNAL
U SIGNAL
1
U SIGNAL
2
BLOCK BOOLEAN
ENA_MULT BOOLEAN
NON_DIR BOOLEAN
Protection functions
Default Description
0 Phase A current
0 Phase B current
0 Phase C current
0 Negative phase sequence current
0 Phase-to-earth voltage A or phase-to-phase
voltage AB
0 Phase-to-earth voltage B or phase-to-phase
voltage BC
0 Phase-to-earth voltage C or phase-to-phase
voltage CA
0 Positive phase sequence voltage
0 Negative phase sequence voltage
0=False Block signal for activating the blocking mode
0=False Enable signal for current multiplier
0=False Forces protection to non-directional
Section 4
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