10.1.4
Signals
Table 304:
SAPTUF Input signals
Name
Type
Default
Description
U3P
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
Table 305:
SAPTUF Output signals
Name
Type
Description
TRIP
BOOLEAN
General trip signal
START
BOOLEAN
General start 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
Table 306:
SAPTUF Group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
Operation
Off
On
-
-
Off
Operation Off / On
StartFrequency
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
UNom
50.0 - 150.0
%UB
1.0
100.0
Nominal voltage for voltage based timer in
% of UBase
UMin
50.0 - 150.0
%UB
1.0
90.0
Lower operation limit for voltage based
timer in % of UBase
Exponent
0.0 - 5.0
-
0.1
1.0
For calculation of the curve form for
voltage based timer
tMax
0.010 - 60.000
s
0.001
1.000
Maximum time operation limit for voltage
based timer
tMin
0.010 - 60.000
s
0.001
1.000
Minimum time operation limit for voltage
based timer
Section 10
1MRK502052-UEN B
Frequency protection
544
Technical manual
Summary of Contents for Relion REG670
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