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Technical Data
12.6 Overcurrent Protection, Phases
[dwocpka4-080213-01.tif, 2, en_US]
Figure 12-6
Frequency Operating Range
0.9 ≤ f/f
≤ 1.1
rated
10 Hz ≤ f < 0.9 f
1.1 f
< f ≤ 90 Hz
rated
f < 10 Hz
f > 90 Hz
Tolerances
Currents, method of measurement = fundamental
component
Currents, method of measurement = RMS value, no filter applied
(33 % harmonics, in relation to fundamental component)
Up to 30th harmonic
Up to 50th harmonic, f
Up to 50th harmonic, f
Currents, method of measurement = RMS value
with filter for the compensation of the amplitude attenuation due to the anti-aliasing filter
(33 % harmonics, in relation to the fundamental component)
Up to 30 harmonic
814
Operate Curves and Dropout-Time Characteristic Curves According to ANSI/IEEE
rated
= 50 Hz
rated
= 60 Hz
rated
According to specified tolerances
Slightly expanded tolerances
Active
1 % of the setting value or 5 mA (I
or 25 mA (I
= 5 A), (f
rated
rated
1 % of the setting value or 5 mA (I
or 25 mA (I
= 5 A), (f
rated
rated
3 % of the setting value or 20 mA (I
or 100 mA (I
= 5 A), (f
rated
rated
4 % of the setting value or 20 mA (I
or 100 mA (I
= 5 A), (f
rated
rated
1 % of the setting value or 5 mA (I
or 25 mA (I
= 5 A), (f
rated
rated
SIPROTEC 5, Merging Unit 6MU85, Manual
C53000-G5040-C074-1, Edition 01.2020
= 1 A)
rated
± 10 %)
= 1 A)
rated
± 10 %)
= 1 A)
rated
± 10 %)
= 1 A)
rated
± 10 %)
= 1 A)
rated
± 10 %)
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