Setting Parameters - ABB Relion 670 Series Technical Reference Manual

Section 6
Impedance protection
6.6.5
Table 134: ZDMRDIR (21D) Group settings (basic)
Name Values (Range)
IBase 1 - 99999
VBase 0.05 - 2000.00
DirEvalType Impedance
Comparator
Imp/Comp
AngNegRes 90 - 175
AngDir 5 - 45
IMinPUPG 5 - 30
IMinPUPP 5 - 30
Table 135: ZDARDIR Group settings (basic)
Name Values (Range)
IBase 1 - 99999
VBase 0.05 - 2000.00
PolMode -3U0
-V2
IPol
Dual
-3U0Comp
-V2comp
AngleRCA -90 - 90
IPickup 1 - 200
VPolPU 1 - 100
IPolPU 5 - 100
Table 136: ZDARDIR Group settings (advanced)
Name Values (Range)
AngleOp 90 - 180
Kmag 0.50 - 3000.00
284

Setting parameters

Unit Step
- 1
- 0.05
- -
Deg 1
Deg 1
%IB 1
%IB 1
Unit Step
A 1
kV 0.05
- -
Deg 1
%IB 1
%VB 1
%IB 1
Unit Step
Deg 1
ohm 0.01
Default Description
3000 Base setting for current level
400.00 Base setting for voltage level
Comparator Directional evaluation mode Impedance /
Comparator
115 Angle of blinder in second quadrant for
forward direction
15 Angle of blinder in fourth quadrant for forward
direction
5 Minimum pickup phase current for Phase-to-
ground loops
10 Minimum pickup delta current (2 x current of
lagging phase) for Phase-to-phase loops
Default Description
3000 Base setting for current values
400.00 Base setting for voltage level in kV
-3U0 Polarization quantity for opt dir function for P-
G faults
75 Characteristic relay angle (= MTA or base
angle)
5 Minimum operation current in % of IBase
1 Minimum polarizing voltage in % of VBase
10 Minimum polarizing current in % of IBase
Default Description
160 Operation sector angle
40.00 Boost-factor in -V0comp and -V2comp
polarization
1MRK505222-UUS C
Technical reference manual