Table 78:
ZDARDIR Output signals
Name
Type
Description
STFWPE
BOOLEAN
Forward start signal from phase-to-ground
directional element
STRVPE
BOOLEAN
Reverse start signal from phase-to-ground
directional element
DIREFCND
INTEGER
Start direction Binary coded
7.2.5
Settings
Table 79:
ZDMRDIR Group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
DirEvalType
Impedance
Comparator
Imp/Comp
-
-
Comparator
Directional evaluation mode Impedance /
Comparator
ArgNegRes
90 - 175
Deg
1
115
Angle of blinder in second quadrant for
forward direction
ArgDir
5 - 45
Deg
1
15
Angle of blinder in fourth quadrant for
forward direction
IMinOpPE
5 - 30
%IB
1
5
Minimum operate phase current for
Phase-Earth loops
IMinOpPP
5 - 30
%IB
1
10
Minimum operate phase-phase current
for Phase-Phase loops
Table 80:
ZDMRDIR Non group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
GlobalBaseSel
1 - 12
-
1
1
Selection of one of the Global Base Value
groups
Table 81:
ZDARDIR Group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
PolMode
-3U0
-U2
IPol
Dual
-3U0Comp
-U2comp
-
-
-3U0
Polarization quantity for opt dir function for
P-E faults
AngleRCA
-90 - 90
Deg
1
75
Characteristic relay angle (= MTA or base
angle)
I>
5 - 200
%IB
1
5
Minimum operation current in % of IBase
UPol>
4 - 100
%UB
1
4
Minimum polarizing voltage in % of UBase
IPol>
5 - 100
%IB
1
10
Minimum polarizing current in % of IBase
1MRK502052-UEN B
Section 7
Impedance protection
199
Technical manual
Summary of Contents for Relion REG670
Page 1: ...Relion 670 series Generator protection REG670 2 0 IEC Technical manual ...
Page 2: ......
Page 44: ...38 ...
Page 58: ...52 ...
Page 80: ...74 ...
Page 106: ...100 ...
Page 482: ...476 ...
Page 548: ...542 ...
Page 570: ...564 ...
Page 600: ...594 ...
Page 608: ...602 ...
Page 630: ...624 ...
Page 862: ...856 ...
Page 1094: ...1088 ...
Page 1226: ...1220 ...
Page 1250: ...1244 ...
Page 1297: ...1291 ...