ABB Relion 650 Series Technical Manual page 94

Section 6
Multipurpose protection
Name
CurveType_OC2
tDef_OC2
k_OC2
IMin2
tMin_OC2
VCntrlMode_OC2
VDepMode_OC2
VDepFact_OC2
ULowLimit_OC2
UHighLimit_OC2
HarmRestr_OC2
DirMode_OC2
DirPrinc_OC2
ActLowVolt2_VM
Operation_UC1
EnBlkLowI_UC1
BlkLowCurr_UC1
StartCurr_UC1
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Values (Range) Unit
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
Programmable
RI type
RD type
0.00 - 6000.00 s
0.05 - 999.00 -
1 - 10000 %IB
0.00 - 6000.00 s
Voltage control -
Off
Step -
Slope
0.02 - 5.00 -
1.0 - 200.0 %UB
1.0 - 200.0 %UB
Off -
On
Non-directional -
Forward
Reverse
I&U -
IcosPhi&U
Non-directional -
Block
Memory
Off -
On
Off -
On
0 - 150 %IB
2.0 - 150.0 %IB
Step Default
- ANSI Def. Time
0.01 0.50
0.01 0.30
1 50
0.01 0.05
- Off
- Step
0.01 1.00
0.1 50.0
0.1 100.0
- Off
- Non-directional
- I&U
- Non-directional
- Off
- Off
1 20
1.0 70.0
1MRK 511 424-UEN B
Description
Selection of time delay curve type for
OC2
Independent (definite) time delay of OC2
Time multiplier for the dependent time
delay for OC2
Minimum operate current for step2 in %
of IBase
Minimum operate time for IEC IDMT
curves for OC2
Control mode for voltage controlled OC2
function
Voltage dependent mode OC2 (step,
slope)
Multiplying factor for I pickup when OC2
is U dependent
Voltage low limit setting OC2 in % of
UBase
Voltage high limit setting OC2 in % of
UBase
Enable block of OC2 by 2nd harmonic
restrain
Directional mode of OC2 (nondir,
forward, reverse)
Measuring on IandU or IcosPhiandU for
OC2
Low voltage level action for Dir_OC2
(Nodir, Blk, Mem)
Operation UC1 Off / On
Enable internal low current level blocking
for UC1
Internal low current blocking level for
UC1 in % of IBase
Operate undercurrent level for UC1 in %
of IBase
Bay control REC650 2.2 IEC
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