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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
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Section 2
1MRK 511 419-UUS A
DNP3 data mappings
20
650 series 2.2 ANSI
Point list manual