10.1.4 Signals
PID-3901-INPUTSIGNALS v6
Table 380: SAPTUF (81L) Input signals
Name Type Default Description
V3P GROUP
SIGNAL
- Three phase group signal for voltage inputs
BLOCK BOOLEAN 0 Block of function
BLKTRIP BOOLEAN 0 Blocking operate output
BLKREST BOOLEAN 0 Blocking restore output
PID-3901-OUTPUTSIGNALS v6
Table 381: SAPTUF (81L) Output signals
Name Type Description
TRIP BOOLEAN Common trip signal
PICKUP BOOLEAN Common pickup signal
RESTORE BOOLEAN Restore signal for load restoring purposes
BLKDMAGN BOOLEAN Measurement blocked due to low voltage amplitude
FREQ REAL Measured frequency
10.1.5 Settings
PID-3901-SETTINGS v6
Table 382: SAPTUF (81L) Group settings (basic)
Name Values (Range) Unit Step Default Description
Operation Disabled
Enabled
- - Disabled Operation Disabled/Enabled
PUFrequency 35.00 - 75.00 Hz 0.01 48.80 Frequency set value
tDelay 0.000 - 60.000 s 0.001 0.200 Operate time delay
tReset 0.000 - 60.000 s 0.001 0.000 Time delay for reset
tRestore 0.000 - 60.000 s 0.001 0.000 Restore time delay
RestoreFreq 45.00 - 65.00 Hz 0.01 50.10 Restore frequency value
TimerMode Definite timer
Volt based timer
- - Definite timer Setting for choosing timer mode
VNom 50.0 - 150.0 %VB 1.0 100.0 Nominal voltage for voltage based timer in
% of UBase
VMin 50.0 - 150.0 %VB 1.0 90.0 Lower operation limit for voltage based
timer in % of VBase
Exponent 0.0 - 5.0 - 0.1 1.0 For calculation of the curve form for
voltage based timer
t_MaxTripDelay 0.010 - 60.000 s 0.001 1.000 Maximum time operation limit for voltage
based timer
t_MinTripDelay 0.010 - 60.000 s 0.001 1.000 Minimum time operation limit for voltage
based timer
Section 10 1MRK 502 066-UUS B
Frequency protection
666
Technical manual
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