Technical Data
4.1 General Device Data
SIPROTEC, 7SK80, Manual
E50417-G1140-C344-A4, Release date 08.2010
335
4.1.2 Auxiliary Voltage
DC Voltage
AC Voltage
Voltage supply via an integrated converter
Nominal auxiliary DC voltage V
Aux
– 24 V to 48 V 60 V to 250 V
Permissible voltage ranges 19 V to 60 V 48 V to 300 V
Overvoltage category, IEC 60255-27 III
AC ripple voltage peak to peak, IEC 60255-11 15 % of auxiliary voltage
Power input Quiescent Energized
7SK80 approx. 5 W approx. 12 W
Bridging time for failure/short-circuit, IEC 60255–
11
≥ 50 ms at V ≥ 110 V
≥ 10 ms at V < 110 V
Voltage supply via an integrated converter
Nominal auxiliary AC voltage V
H
115 V 230 V
Permissible voltage ranges 92 V to 132 V 184 V to 265 V
Overvoltage category, IEC 60255-27 III
Power input (at 115 V / 230 V) Quiescent Energized
7SK80 approx. 5 VA approx. 12 VA
Bridging time for failure/short-circuit ≥ 10 ms at V = 115 V / 230 V
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