Self-powered feeder protection
7 ABB
13. Technical data
Table 5. Dimensions
Table 6. Power supply for remote trip function (optional functionality with external power supply)
24...240 V AC, 50 and 60 Hz
85...110% of Uaux (20.4...264 V AC)
80...120% of Uaux (19.2...288 V DC)
Burden of auxiliary voltage supply under
quiescent (Pq)/operating condition
Ripple in the DC auxiliary voltage
Max 15% of the DC value (at frequency of 100 Hz)
Table 7. Energizing inputs
Thermal withstand capability:
Continuous
For 1 s
For 10 s
Input burden in CT powered circuit
Input impedance for measuring input