Times
Pickup time, in the case of an internal start
Pickup time, in the case of an external start
< 1 ms
< 5 ms
Dropout time for unbalancing operating mode Approx. 2 ms
Typical dropout time < 15 ms
Dropout time via circuit‑breaker auxiliary contact
criterion
< 5 ms
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
Tolerances
Threshold values, dropout thresholds 2 % of the setting value or 1 % of the rated current
Times 1 % of the setting value or 10 ms
Technical Data
10.14 50BF Circuit-Breaker Failure Protection – 3 Pole
524 Reyrolle 7SR5, Overcurrent Protection Device, Device Manual
C53000-G7040-C014-1, Edition 11.2019
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