ABB Relion 670 Series Technical Reference Manual page 593

1MRK505222-UUS C
Name Values (Range)
CurveType_OC1 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
tDef_OC1 0.00 - 6000.00
TD_OC1 0.05 - 999.00
IMin1 1 - 10000
tMin_OC1 0.00 - 6000.00
VCntrlMode_OC1 Voltage control
Input control
Volt/Input control
Disabled
VDepMode_OC1 Step
Slope
VDepFact_OC1 0.02 - 5.00
VLowLimit_OC1 1.0 - 200.0
VHighLimit_OC1 1.0 - 200.0
HarmRestr_OC1 Disabled
Enabled
DirMode_OC1 Non-directional
Forward
Reverse
DirPrinc_OC1 I&V
IcosPhi&U
ActLowVolt1_VM Non-directional
Block
Memory
Operation_OC2 Disabled
Enabled
PickupCurr_OC2 2.0 - 5000.0
Table continues on next page
Technical reference manual
Unit Step Default
- - ANSI Def. Time
s 0.01 0.50
- 0.01 0.30
%IB 1 100
s 0.01 0.05
- - Disabled
- - Step
- 0.01 1.00
%VB 0.1 50.0
%VB 0.1 100.0
- - Disabled
- - Non-directional
- - I&V
- - Non-directional
- - Disabled
%IB 1.0 120.0
Section 10
Multipurpose protection
Description
Selection of time delay curve type for OC1
Independent (definitive) time delay of OC1
Time multiplier for the dependent time delay
for OC1
Minimum operate current for step1in% of IBase
Minimum operate time for IEC IDMT curves
for OC1
Control mode for voltage controlled OC1
function
Voltage dependent mode OC1 (step, slope)
Multiplying factor for current pickup when
OC1 is voltage dependent
Voltage low limit setting OC1 in % of Vbase
Voltage high limit setting OC1 in % of Vbase
Enable block of OC1 by 2nd harmonic restrain
Directional mode of OC1 (nondir,
forward,reverse)
Measuring on IandV or IcosPhiandV for OC1
Low voltage level action for Dir_OC1 (Nodir,
Blk, Mem)
Disable/Enable Operation od OC2
Pickup current for OC2 in % of Ibase
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