Operate and Reset Level
Attribute Value
V/f
op
Operate level 100 % ⋅ V/f
set
: ± 2 % or ± 0.02
Reset level ≥ 97 % of V/f
op
Repeatability ± 1 %
Variation IEC
60255-1
-10 °C to +55 °C ≤ 5 %
f
rated
± 5 % ≤ 5 %
Operate and Reset Time
Attribute Value
t
basic
Element basic operate time 500 ms ± 300 ms
t
op
Operate time following delay t
basic
+ t
delay
± 1 % or ± 2 s
Repeatability ± 1 %
Disengaging time < 250 ms
Technical Data
10.3 24 Overexcitation Protection
460 Reyrolle 7SR5, Transformer Protection Device, Device Manual
C53000-G7040-C015-1, Edition 11.2019
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