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... directional earth-fault protection (85)
NR Electric
... applications, it delivers
configurable
protection schemes, synchrophasor measurement and extensive communications to support modern substation automation.
Protection and Control
- High-speed
NR Electric
... phase-to-ground distance protection (21L)
NR Electric
... section protection
NR Electric
... busbar relay integrates busbar differential protection, bus coupler/section protection (overcurrent protection, switch-onto-fault protection, dead zone fault protection, ...
NR Electric
... phase-to-ground distance protection (21T)
NR Electric
... detection
NR Electric
... PCS-921 numerical relay provides comprehensive protection and control for circuit breakers, including breaker-failure protection, pole-discrepancy and dead-zone protection, phase/negative-sequence ...
NR Electric
... shutdown protection (StShut)
NR Electric
... overvoltage protection (59P)
NR Electric