Name Values (Range) Unit Step Default Description
VDeadbandInner 0.1 - 9.0 %VB 0.1 0.9 Inner voltage deadband, % of rated
voltage
Vmax 80 - 180 %VB 1 105 Upper lim of busbar voltage, % of rated
voltage
Vmin 70 - 120 %VB 1 80 Lower lim of busbar voltage, % of rated
voltage
Vblock 50 - 120 %VB 1 80 Undervoltage block level, % of rated
voltage
t1Use Constant
Inverse
- - Constant Activation of long inverse time delay
t1 3 - 1000 s 1 60 Time delay (long) for automatic control
commands
t2Use Constant
Inverse
- - Constant Activation of short inverse time delay
t2 1 - 1000 s 1 15 Time delay (short) for automatic control
commands
t_MinTripDelay 3 - 120 s 1 5 Minimum operating time in inverse mode
OperationLDC Disabled
Enabled
- - Disabled Operation line voltage drop compensation
OperCapaLDC Disabled
Enabled
- - Disabled LDC compensation for capacitive load
Rline 0.00 - 150.00 ohm 0.01 0.0 Line resistance, primary values, in ohm
Xline -150.00 - 150.00 ohm 0.01 0.0 Line reactance, primary values, in ohm
LVAConst1 -20.0 - 20.0 %VB 0.1 0.0 Constant 1 for LVA, % of regulated voltage
LVAConst2 -20.0 - 20.0 %VB 0.1 0.0 Constant 2 for LVA, % of regulated voltage
LVAConst3 -20.0 - 20.0 %VB 0.1 0.0 Constant 3 for LVA, % of regulated voltage
LVAConst4 -20.0 - 20.0 %VB 0.1 0.0 Constant 4 for LVA, % of regulated voltage
VRAuto -20.0 - 20.0 %VB 0.1 0.0 Load voltage auto correction, % of rated
voltage
OperationRA Disabled
Enabled
- - Disabled Enable block from reverse action
supervision
tRevAct 30 - 6000 s 1 60 Duration time for the reverse action block
signal
RevActLim 0 - 100 %IB1 1 95 Current limit for reverse action block in %
of I1Base
Iblock 5 - 250 %IB1 1 150 Overcurrent block level, % of rated current
HourHuntDetect 0 - 30 Op/H 1 30 Level for number of counted raise/lower
within one hour
DayHuntDetect 0 - 100 Op/D 1 100 Level for number of counted raise/lower
within 24 hour
tWindowHunt 1 - 120 Min 1 60 Time window for hunting alarm, minutes
NoOpWindow 3 - 30 Op/W 1 30 Hunting detection alarm, max operations/
window
P> -9999.99 -
9999.99
MW 0.01 1000 Alarm level of active power in forward
direction
Table continues on next page
Section 14 1MRK 502 066-UUS B
Control
896
Technical manual
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