Flexible Function
Measured Values / Operating Modes
Measured values
Ι-measuring point / Ι-side
Ι1 .. Ι12 (for busbar 1ph.)
ΙZ1 .. ΙZ4
U, P, Q, cos φ, f
Measuring procedure for Ι-measuring point / Ι-sides /
U
Evaluation of only one phase,
fundamental component,
positive sequence system,
negative sequence system,
zero sequence system
Pickup when threshold is exceeded,
when below threshold
Setting Range / Increments
Pickup thresholds
thresholds Current Ι-
measuring point
for Ι
N
= 1 A
0.05 to 35.00 A Increments 0.01 A
for Ι
N
= 5 A
0.25 to 175.00 A
Current Ι-side 0.05 to 35.00 Ι
N
Increments 0.01 Ι
N
Current Ι1 .. Ι12 for Ι
N
= 1 A
0.05 to 35.00 A Increments 0.01 A
for Ι
N
= 5 A
0.25 to 175.00 A
for Ι
N
= 0.1 A
0.005 to 3.500 A Increments 0.001 A
Current ΙZ1 .. ΙZ4 for Ι
N
= 1 A
0.05 to 35.00 A Increments 0.01 A
for Ι
N
= 5 A
0.25 to 175.00 A
Current ΙZ3, ΙZ4
for sensitive CT 0.001 to 1.500 A Increments 0.001 A
Voltage U, U4 1.0 to 170.0 V Increments 0.1 V
Power P
for Ι
N
(meas. pt) = 1 A
1.7 to 3000.0 W Increments 0.1 W
for Ι
N
(meas. pt) = 5 A
8.5 to 15000.0 W
for side 0.01 to 17.00 P/SnS Increments 0.01 P/SnS
Power Q
for Ι
N
(meas. pt) = 1 A
1.7 to 3000.0 VAR Increments 0.1 VAR
for Ι
N
(meas. pt) = 5 A
8.5 to 15000.0 VAR
for side 0.01 to 17.00 Q/SnS Increments 0.01 Q/SnS
Power factor cos φ -0.99 to 0.99 Increments 0.01
Frequency for f
N
= 50 / 60 Hz
40.00 to 66.00 Hz Increments 0.01 Hz
for f
N
= 16.7 Hz
10.00 to 22.00 Hz
Dropout ratio >-Stufe except for cos φ, f 0.70 to 0.99 Increments 0.01
Dropout ratio <-Stufe except for cos φ, f 1.01 to 3.00
Dropout difference for cos φ 0.015
Dropout difference for f 0.02 Hz
Trigger delay 0.00 to 60.00 s Increments 0.01 s
Command time delay 0.00 to 3600.00 s
Dropout delay 0.00 to 60.00 s
4.21
Technical Data
4.21 Flexible Function
SIPROTEC 4, 7UT6x, Manual 459
C53000-G1176-C230-5, Edition 09.2016
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