at 1.5 · setting Ι
Diff
>
at 1.5 · setting Ι
Diff
>>
at 5 · setting Ι
Diff
>>
25 ms
20 ms
19 ms
25 ms
19 ms
17 ms
Dropout time, approx. 30 ms 30 ms
Drop-off to pickup ratio approx. 0.7
7UT613/63x
Pickup time / dropout time with single-side infeed
Pickup time at frequency 50 Hz 60 Hz 16.7 Hz
Ι
Diff
> min
fast relays 11 ms 11 ms 18 ms
high-speed relays 6 ms 6 ms 13 ms
Ι
Diff
>> min
fast relays 11 ms 11 ms 18 ms
high-speed relays 6 ms 6 ms 13 ms
Dropout time, approx. 54 ms 46 ms 150 ms
Dropout ratio approx. 0.7
Operating Range Frequency (Busbars, Short Lines)
Frequency influence within the frequency tagging range siehe Figure 4-5
Technical Data
4.2 Differential Protection
SIPROTEC 4, 7UT6x, Manual 413
C53000-G1176-C230-5, Edition 09.2016
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