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Functions
3.1 Functions Available in 7SR46 Argus Relay
3.1
Functions Available in 7SR46 Argus Relay
This section describes the functions available in 7SR46 Argus Relay. The relay provides protection functions
and supervision functions as described:
Protection Functions
•
50 Instantaneous overcurrent - phase
•
51 Time‑delayed overcurrent - phase
•
50N Instantaneous earth fault - derived
•
51N Time‑delayed earth fault - derived
•
50LC/SOTF Switch-onto-fault
Supervision Functions
•
2nd harmonic block/inrush restraint (81HBL2)
36
Reyrolle, 7SR46 Device, Manual
C53000-G7040-C103-1, Edition 10.2022
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