Siemens SIPROTEC 4 7UT6 Series Manual page 413

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