Settings - ABB RELION 620 Series Technical Manual

Section 4
Protection functions
4.1.3.9
Table 127: 67/51P Group settings
Parameter Values (Range)
Pickup value 0.05...5.00
Pickup value mult 0.8...10.0
Time multiplier 0.05...15.00
Trip delay time 40...200000
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Table 124: 67/50P Input signals
Name Type
I_A SIGNAL
I_B SIGNAL
I_C SIGNAL
I SIGNAL
2
V_A_AB SIGNAL
V_B_BC SIGNAL
V_C_CA SIGNAL
V SIGNAL
1
V SIGNAL
2
BLOCK BOOLEAN
ENA_MULT BOOLEAN
NON_DIR BOOLEAN
Table 125: 67/51P Output signals
Name Type
TRIP BOOLEAN
PICKUP BOOLEAN
Table 126: 67/50P Output signals
Name Type
PICKUP BOOLEAN
TRIP BOOLEAN

Settings

Unit Step
xIn 0.01
0.1
0.01
ms 10
Default Description
0 Phase A current
0 Phase B current
0 Phase C current
0 Negative phase sequence current
0 Phase to ground voltage A or phase to phase voltage AB
0 Phase to ground voltage B or phase to phase voltage BC
0 Phase to ground 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
Description
Trip
Pickup
Description
Pickup
Trip
Default Description
1 Pickup value
1.0 Multiplier for scaling the pickup value
1.00 Time multiplier in IEC/ANSI IDMT curves
40 Trip delay time
1MAC504801-IB E
620 series ANSI
Technical Manual