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Differential protection
Table 27. 1Ph High impedance differential protection HZPDIF
Function
Range or value
Accuracy
Operate voltage
(20-400) V
I=U/R
± 1.0% of I
r
Reset ratio
>95%
-
Maximum continuous power
U>Trip
2
/SeriesResistor ≤200 W
-
Operate time
10 ms typically at 0 to 10 x U
d
-
Reset time
105 ms typically at 10 to 0 x U
d
-
Critical impulse time
2 ms typically at 0 to 10 x U
d
-
Bay control REC670
1MRK511232-BEN E
Pre-configured
Product version: 1.2
38
ABB
Содержание Relion 670 series REC670
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