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Generator Protection
Phase segregated transverse differential protection (87STG)
Incomplete current differential protection (87IG)
High sensitive neutral point transverse differential protection (87NTG)
Generator inter-turn protection (59NIT)
Phase-to-phase impedance protection (21)
Voltage controlled overcurrent protection (50/51P)
Fundamental zero-sequence voltage stator ground fault protection (64S1)
Generator 3rd harmonic stator ground fault protection (64S2)
Generator stator ground fault protection with 20Hz voltage injection (64SInj)
Generator Ping-Pang type rotor ground fault protection (64R)
Rotor ground fault protection with low-frequency square-wave voltage injection (64RInj)
Stator overload protection (49S)
Excitation winding overload protection (49E)
Generator inadvertent energization protection (50/27)
Generator out-of-step protection (78)
Generator reverse power protection (32R)
Low forward power protection (32F)
Generator shaft overcurrent protection (51GS)
Overexcitation protection (24)
Loss-of-excitation protection (40G)
Overvoltage protection (59)
Undervoltage protection (27) .
Underfrequency protection (81U)
Overfrequency protection (81O)
Negative-sequence overload protection (46G)
Generator startup and shutdown protection (StShut)
Breaker failure protection (50BF)
Voltage balance protection (60)
