ABB Relion 670 Series Technical Reference Manual page 440

Section 7
Current protection
Name Values (Range)
tTRCrv3 0.005 - 100.000
tCRCrv3 0.1 - 10.0
DirModeSel4 Disabled
Non-directional
Forward
Reverse
Characterist4 ANSI Ext. inv.
ANSI Very inv.
ANSI Norm. inv.
ANSI Mod. inv.
ANSI Def. Time
L.T.E. inv.
L.T.V. inv.
L.T. inv.
IEC Norm. inv.
IEC Very inv.
IEC inv.
IEC Ext. inv.
IEC S.T. inv.
IEC L.T. inv.
IEC Def. Time
Reserved
Programmable
RI type
RD type
Pickup4 1 - 2500
t4 0.000 - 60.000
TD4 0.05 - 999.00
IMin4 1.00 - 10000.00
t4Min 0.000 - 60.000
MultPU4 1.0 - 10.0
ResetTypeCrv4 Instantaneous
IEC Reset
ANSI reset
tReset4 0.000 - 60.000
tPCrv4 0.005 - 3.000
tACrv4 0.005 - 200.000
tBCrv4 0.00 - 20.00
tCCrv4 0.1 - 10.0
Table continues on next page
434
Unit Step Default
- 0.001 13.500
- 0.1 1.0
- - Non-directional
- - ANSI Def. Time
%IB 1 17
s 0.001 1.200
- 0.01 0.05
%IB 1.00 17
s 0.001 0.000
- 0.1 2.0
- - Instantaneous
s 0.001 0.020
- 0.001 1.000
- 0.001 13.500
- 0.01 0.00
- 0.1 1.0
1MRK505222-UUS C
Description
Parameter TR for customer programmable
curve step 3
Parameter CR for customer programmable
curve for step 3
Directional mode of step 4 (Disabled, Nondir,
Forward, Reverse)
Time delay curve type for step 4
Operate neg. seq. curr. I2 level for step 4 in
% of IBase
Independent (definitive) time delay of step 4
Time multiplier for the dependent time delay
for step 4
Minimum current for step 4
Minimum operate time in inverse curves step 4
Multiplier for scaling the current setting value
for step 4
Reset curve type for step 4
Reset time delay for step 4
Parameter P for customer programmable
curve for step 4
Parameter A for customer programmable
curve step 4
Parameter B for customer programmable
curve for step 4
Parameter C for customer programmable
curve step 4
Technical reference manual