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 ≤ 90 Hz
Slightly expanded tolerances
f < 10 Hz
f > 90 Hz
Inactive
Tolerances
Current measurement I
max
1 % of the setting value or 5 mA
Harmonic: I
2nd harm
/I
1st harm
1 % of the setting value
Time delays 1 % of the setting value or 10 ms
Technical Data
11.29 Inrush-Current Detection
980 SIPROTEC 5, Low-Impedance Busbar Protection, Manual
C53000-G5040-C019-C, Edition 04.2021
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