Function name Signal type Signal name Description
LOVPTUV Binary inputs TRIP Trip signal
LT3CPDIF Binary inputs BLK2H Block signal due to second harmonic
BLK5H Block signal due to fifth harmonic
INTFAULT Internal fault has been detected
OPENCTAL Open CT Alarm output signal. Issued after a delay ...
PickupENH pickup of enhanced differential protection
PickupRES Pick up of restrained differential protection
PickupUNR Pick up of Unrestrained differential protection
TRIP Main Trip Signal
TR_A Trip signal from phase A
TR_B Trip signal from phase B
TR_C Trip signal from phase C
NS4PTOC Binary inputs PUFW Forward directional pickup signal
PUREV Reverse directional pickup signal
TRST1 Trip signal from step 1
TRST2 Trip signal from step 2
TRST3 Trip signal from step 3
TRST4 Trip signal from step 4
TRIP General trip signal
OC4PTOC Binary inputs TRST1 Common trip signal from step1
TRST1_A Trip signal from step1 phase A
TRST1_B Trip signal from step1 phase B
TRST1_C Trip signal from step1 phase C
TRST2 Common trip signal from step2
TRST2_A Trip signal from step2 phase A
TRST2_B Trip signal from step2 phase B
TRST2_C Trip signal from step2 phase C
TRST3 Common trip signal from step3
TRST3_A Trip signal from step3 phase A
TRST3_B Trip signal from step3 phase B
TRST3_C Trip signal from step3 phase C
TRST4 Common trip signal from step4
TRST4_A Trip signal from step4 phase A
TRST4_B Trip signal from step4 phase B
TRST4_C Trip signal from step4 phase C
TRIP Trip
TR_A Trip signal from phase A
TR_B Trip signal from phase B
TR_C Trip signal from phase C
OV2PTOV Binary inputs TRST1 Common trip signal from step1
TRST1_A Trip signal from step1 phase A
TRST1_B Trip signal from step1 phase B
TRST1_C Trip signal from step1 phase C
TRST2 Common trip signal from step2
TRST2_A Trip signal from step2 phase A
Table continues on next page
Section 2 1MRK 511 419-UUS A
DNP3 data mappings
20 650 series 2.2 ANSI
Point list manual
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