Times
The maximum pickup time with operate delay = 0 ms Approx. 30 ms + OOT at 50 Hz
Approx. 25 ms + OOT at 60 Hz
Extension of the operate time during operation with
inrush-current detection
Approx. 10 ms
Dropout time Approx. 20 ms + OOT
Frequency Operating Range
0.9 ≤ f/f
rated
≤ 1.1 According to specified tolerances
10 Hz ≤ f < 0.9 f
rated
1.1 f
rated
< f ≤ 80 Hz
Slightly expanded tolerances
f < 10 Hz
f > 80 Hz
Active with reduced sensitivity
Tolerances
Currents, method of measurement = fundamental
component
1 % of the setting value or 5 mA (I
rated
= 1 A)
or 25 mA (I
rated
= 5 A)
Currents, method of measurement = RMS value
(33 % part of harmonic, referring to fundamental component)
Up to 30th harmonic 1 % of the setting value or 5 mA (I
rated
= 1 A)
or 25 mA (I
rated
= 5 A), (f
rated
± 10 %)
Up to 50th harmonic, f
rated
= 50 Hz 3 % of the setting value or 20 mA (I
rated
= 1 A)
or 100 mA (I
rated
= 5 A), (f
rated
± 10 %)
Up to 50th harmonic, f
rated
= 60 Hz 4 % of the setting value or 20 mA (I
rated
= 1 A)
or 100 mA (I
rated
= 5 A), (f
rated
± 10 %)
Inverse-time operate time to logarithmic inverse time
with knee-point characteristic
5 % of the reference (calculated) value
+ 2 % current tolerance or 30 ms
Inverse-time dropout time to logarithmic inverse time
with knee-point characteristic
5 % of the reference (calculated) value
+ 2 % current tolerance or 30 ms
Direction-determination angle error 1º
Influencing Variables for Thresholds
Transient excess pickup in method of measurement =
fundamental component, for τ > 100 ms (with
complete unbalance)
< 5 %
Stage with User-Defined Characteristic Curve
Setting Values for the Function Direction Determination
Method for direction determination
Zero sequence
Negative sequence
–
Minimum V0 or V2 threshold 0.150 V to 20.000 V 0.001 V
Rotation angle of the reference voltage -180° to 180° 1°
Forward range 0° to 180° 1°
11.11.5
Technical Data
11.11 Directional Overcurrent Protection, Ground
1156 SIPROTEC 5, High-Voltage Bay Controller, Manual
C53000-G5040-C015-A, Edition 05.2018
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