ABB Relion 620 Series - Page 290

Name Type Default Description
U
2
SIGNAL 0 Negative phase se-
quence voltage
BLOCK BOOLEAN 0=False Block signal for acti-
vating the blocking
mode
ENA_MULT BOOLEAN 0=False Enabling signal for
current multiplier
NON_DIR BOOLEAN 0=False Forces protection to
non-directional
Table 277: DPHHPDOC Input signals
Name Type Default Description
I_A SIGNAL 0 Phase A current
I_B SIGNAL 0 Phase B current
I_C SIGNAL 0 Phase C current
I
2
SIGNAL 0 Negative phase se-
quence current
U_A_AB SIGNAL 0 Phase to earth volt-
age A or phase to
phase voltage AB
U_B_BC SIGNAL 0 Phase to earth volt-
age B or phase to
phase voltage BC
U_C_CA SIGNAL 0 Phase to earth volt-
age C or phase to
phase voltage CA
U
1
SIGNAL 0 Positive phase se-
quence voltage
U
2
SIGNAL 0 Negative phase se-
quence voltage
BLOCK BOOLEAN 0=False Block signal for acti-
vating the blocking
mode
ENA_MULT BOOLEAN 0=False Enabling signal for
current multiplier
NON_DIR BOOLEAN 0=False Forces protection to
non-directional
Table 278: DPHLPDOC Output signals
Name
Type Description
OPERATE BOOLEAN Operate
START BOOLEAN Start
Protection functions 1MRS757644 H
290 620 series
Technical Manual