ABB RELION 670 Series Technical Manual page 338

Section 7
Impedance protection
Name
PU_Z1
PU_ND_Z1
PU_Z2
PU_A_Z2
PU_B_Z2
PU_C_Z2
PU_ND_Z2
PU_Z3
PU_ND_Z3
PU_Z4
PU_ND_Z4
PU_Z5
STND_Z5
PU_ZRV
PU_A_RV
PU_B_RV
PU_C_RV
STNDRV
PHPUND
NDIR_A
NDIR_B
NDIR_C
FWD_A
FWD_B
FWD_C
FWD_G
REV_A
REV_B
REV_C
REV_G
FWD_1PH
FWD_2PH
FWD_3PH
PHG_FLT
PHPH_FLT
332
Type Description
BOOLEAN Pick up of any phase or phases from a Zone 1 fault in the forward
direction
BOOLEAN Pick up any phase or phases from zone 1 - any direction
BOOLEAN Pick up of any phase or phases from a Zone 2 fault in the forward
direction
BOOLEAN Pick up of phase A for a zone 2 fault in forward direction
BOOLEAN Pick up for phase B fault in forward direction
BOOLEAN Pick up in phase C for a zone 2 fault in the forward direction
BOOLEAN Pick uo in any phase or phases for a zone 2 fault in any direction
BOOLEAN Pick up of any phase or phases from a Zone 3 fault in the forward
direction
BOOLEAN Pick up any phase or phases from zone 3- any direction
BOOLEAN Pick up in any pjase or phases for a zone 4 fault - zone direction
BOOLEAN Pick up any phase or phases from zone -4 any direction
BOOLEAN Pick up in any phase or phase for Zone 5 - Zone direction
BOOLEAN Pick up in any phase or phases from a zone 5 fault in any direction
BOOLEAN Pick up in any phase or phase for a reverse fault
BOOLEAN Pick up for a phase A reverse fault
BOOLEAN Pick up for a phase B revers fault
BOOLEAN Pick up for a phase C reverse fault
BOOLEAN Pick up for a reverse zone for a fauult in nay direction
BOOLEAN Fault detected in any phase or phases - any direction
BOOLEAN Fault detected in phase A - any direction
BOOLEAN Fault detected in phase B - any direction
BOOLEAN Fault detected in phase C - any direction
BOOLEAN Fault detected in phaseA - forward direction
BOOLEAN Fault detected in phase B - forward direction
BOOLEAN Fault detected in phase C - forward direction
BOOLEAN forward fault involving ground
BOOLEAN Fault detected in phase A- reverse direction
BOOLEAN Fault detected in phase B - reverse direction
BOOLEAN Fault detected in phase C - reverse direction
BOOLEAN Fault in reverse direction involving ground
BOOLEAN Single-phase fault detected - forward direction
BOOLEAN Two-phase fault detected - forward direction
BOOLEAN Three-phase fault detected - forward direction
BOOLEAN Ph-G zone measurement enabled - any direction
BOOLEAN Ph-Ph zone measurement enabled - any direction
1MRK 502 066-UUS B
Technical manual