Siemens Argus 7SR21 Technical Manual page 566

7SR210 & 7SR220 Commissioning & Maintenance Guide
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Phase setting U/O
(Volts)
NPS
1.1.1.1 Element Blocking
The NPS Overvoltage element can be blocked by Binary Input Inhibit. This functionality should be checked.
Check correct indication, trip output, alarm contacts, waveform record.
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DTL D.O.
Hyst.
(sec) (calculated)
Element
47-1
47-2
P.U. D.O Op. Time
Volts Volts 2x Vs
BI Inhibits
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