ABB Relion 670 Series Technical Reference Manual page 294

Section 9
Multipurpose protection
Name
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
tDef_UC1
tResetDef_UC1
HarmRestr_UC1
Operation_UC2
EnBlkLowI_UC2
BlkLowCurr_UC2
StartCurr_UC2
tDef_UC2
HarmRestr_UC2
Table continues on next page
288
Values (Range) Unit
1 - 10000 %IB
0.00 - 6000.00 s
Voltage control -
Input control
Volt/Input 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
0.00 - 6000.00 s
0.00 - 6000.00 s
Off -
On
Off -
On
Off -
On
0 - 150 %IB
2.0 - 150.0 %IB
0.00 - 6000.00 s
Off -
On
Step Default
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
0.01 0.50
0.01 0.00
- Off
- Off
- Off
1 20
1.0 70.0
0.01 0.50
- Off
1MRK 505 208-UEN B
Description
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
Independent (definitive) time delay of UC1
Reset time delay used in IEC Definite
Time curve UC1
Enable block of UC1 by 2nd harmonic
restrain
Operation UC2 Off / On
Enable internal low current level blocking
for UC2
Internal low current blocking level for
UC2 in % of Ibase
Operate undercurrent level for UC2 in %
of Ibase
Independent (definitive) time delay of UC2
Enable block of UC2 by 2nd harmonic
restrain
Technical reference manual