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Siemens siprotec 7SA522 - Page 545

Siemens siprotec 7SA522
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Technical Data
10-297SA522 Manual
C53000-G1176-C119-2
Sampling rate at f
N
= 50 Hz 1 ms
Sampling rate at f
N
= 60 Hz 0.83 ms
Statistics Number of trip events caused by pole segregated
7SA522
Total of interrupted currents
caused by 7SA522 pole segregated
Real Time Clock
and Buffer Battery
Resolution for operational messages 1 ms
Resolution for fault messages 1 ms
Buffer battery 3 V/1 Ah, type CR 1/2 AA
self-discharging time approx. 10 years

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