Settings - ABB RELION 620 Series Technical Manual

Section 4
Protection functions
4.7.1.7
Table 366: 21P Group settings
Parameter Values (Range)
Pol quantity -2=Pos. seq. volt.
5=Cross pol
Voltage Mem time 0...3000
Ph Str A Ph Sel GFC 0.10...10.00
Load Dsr mode GFC 0=False
1=True
Load Dsr Ena V GFC 0.0...1.0
Ris reach load GFC 0.10...1000.00
Angle load area GFC 5.0...45.0
Directional mode Zn1 2=Forward
3=Reverse
Z1 reach zone 1 0.10...1000.00
Z1 angle zone 1 10.0...90.0
Trip delay Zn1 30...200000
Ph Seq A check Zn1 0=False
1=True
Min Ps Seq A Zn1 0.10...10.00
Min Ng Seq A Zn1 0.10...10.00
Directional mode Zn2 2=Forward
3=Reverse
Z1 reach zone 2 0.10...1000.00
Z1 angle zone 2 10.0...90.0
Trip delay Zn2 30...200000
Ph Seq A check Zn2 0=False
1=True
Min Ps Seq A Zn2 0.10...10.00
Min Ng Seq A Zn2 0.10...10.00
Directional mode Zn3 2=Forward
3=Reverse
Z1 reach zone 3 0.10...1000.00
Z1 angle zone 3 10.0...90.0
Trip delay Zn3 30...200000
Ph Seq A check Zn3 0=False
1=True
Min Ps Seq A Zn3 0.10...10.00
Table continues on next page
500

Settings

Unit Step
ms 10
xIn 0.01
xUn 0.1
ohm 0.01
deg 0.1
ohm 0.01
deg 0.1
ms 10
xIn 0.01
xIn 0.01
ohm 0.01
deg 0.1
ms 10
xIn 0.01
xIn 0.01
ohm 0.01
deg 0.1
ms 10
xIn 0.01
Default Description
5=Cross pol Mho polarization method for zones
100 Voltage memory time
2.00 Phase current pickup value, PSL
0=False Enable load discrimination, PSL
0.9 Voltage limit for enabling load descrimination,
PSL
80.00 Resistive reach for load discrimination, PSL
25.0 Load discrimination angle, PSL
2=Forward Directional mode, zone Z1
56.57 Positive sequence zone reach, Zone Z1
45.0 Positive sequence line angle, Zone Z1
30 Time delay to trip of PP/3P-loops, Zone Z1
0=False Enable optional phase sequence supervision
for PP/3P-loops, Zone Z1
0.10 Minimum Pos. seq. current for 3P-loop, Zone
Z1
0.10 Minimum Neg. seq. current for PP-loop, Zone
Z1
2=Forward Directional mode, Zone Z2
56.57 Positive sequence zone reach, Zone Z2
45.0 Positive sequence zone reach, Zone Z2
30 Time delay to trip of PP/3P-loops, Zone Z2
0=False Enable optional phase sequence supervision
for PP/3P-loops, Zone Z2
0.10 Minimum Pos. seq. current for 3P-loop, Zone 2
0.10 Minimum Neg. seq. current for PP-loop, Zone 2
2=Forward Directional mode, Zone Z3
56.57 Positive sequence zone reach, Zone Z3
45.0 Positive sequence line angle, Zone Z3
30 Time delay to trip of PP/3P-loops, Zone Z3
0=False Enable optional phase sequence supervision
for PP/3P-loops, Zone Z3
0.10 Minimum Pos. seq. current for 3P-loop, Zone 3
1MAC504801-IB E
620 series ANSI
Technical Manual