ABB RELION 670 Series Technical Manual page 905

Generator protection
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1MRK 502 066-UUS B
Name
Values (Range)
OperCapaLDC
Disabled
Enabled
Rline
0.00 - 150.00
Xline
-150.00 - 150.00
LVAConst1
-20.0 - 20.0
LVAConst2
-20.0 - 20.0
LVAConst3
-20.0 - 20.0
LVAConst4
-20.0 - 20.0
VRAuto
-20.0 - 20.0
OperationRA
Disabled
Enabled
tRevAct
30 - 6000
RevActLim
0 - 100
Iblock
5 - 250
HourHuntDetect
0 - 30
DayHuntDetect
0 - 100
tWindowHunt
1 - 120
NoOpWindow
3 - 30
P>
-9999.99 -
9999.99
P<
-9999.99 -
9999.99
Q>
-9999.99 -
9999.99
Q<
-9999.99 -
9999.99
tPower
1 - 6000
OperationPAR
Disabled
CC
MF
OperCCBlock
Disabled
Enabled
CircCurrLimit
0.0 - 20000.0
tCircCurr
0 - 1000
Comp
0 - 2000
OperSimTap
Disabled
Enabled
Table continues on next page
Technical manual
Unit
Step
Default
-
-
Disabled
ohm
0.01
0.0
ohm
0.01
0.0
%VB
0.1
0.0
%VB
0.1
0.0
%VB
0.1
0.0
%VB
0.1
0.0
%VB
0.1
0.0
-
-
Disabled
s
1
60
%IB1
1
95
%IB1
1
150
Op/H
1
30
Op/D
1
100
Min
1
60
Op/W
1
30
MW
0.01
1000
MW
0.01
-1000
MVAr
0.01
1000
MVAr
0.01
-1000
s
1
10
-
-
Disabled
-
-
Enabled
%IB2
0.1
100.0
s
1
30
%
1
100
-
-
Disabled
Description
LDC compensation for capacitive load
Line resistance, primary values, in ohm
Line reactance, primary values, in ohm
Constant 1 for LVA, % of regulated voltage
Constant 2 for LVA, % of regulated voltage
Constant 3 for LVA, % of regulated voltage
Constant 4 for LVA, % of regulated voltage
Load voltage auto correction, % of rated
voltage
Enable block from reverse action
supervision
Duration time for the reverse action block
signal
Current limit for reverse action block in %
of I1Base
Overcurrent block level, % of rated current
Level for number of counted raise/lower
within one hour
Level for number of counted raise/lower
within 24 hour
Time window for hunting alarm, minutes
Hunting detection alarm, max operations/
window
Alarm level of active power in forward
direction
Alarm level of active power in reverse
direction
Alarm level of reactive power in forward
direction
Alarm level of reactive power in reverse
direction
Time delay for alarms from power
supervision
Parallel operation, Off/CirculatingCurrent/
MasterFollower
Enable block from circulating current
supervision
Block level for circulating current
Time delay for block from circulating
current
Compensation parameter in % for
Circulating Current
Simultaneous tapping prohibited
Section 14
Control
899

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