Function name
Signal type
Signal name
Description
T1PTTR.1.BLK_CLOSE
Thermal overload indicator. To
inhibit reclose
T1PTTR.1.ALARM
Alarm signal
Negative-sequence overvoltage
(NSPTOV )
Binary inputs
NSPTOV.START
Start signal for Negative
Sequence Overvoltage logic
NSPTOV.OPERATE
Operate signal for Negative
Sequence Overvoltage logic
Three-phase overvoltage
(PHPTOV)
Binary inputs
PHPTOV.1.ST_A
Start signal, phase 1
PHPTOV.1.ST_B
Start signal, phase 2
PHPTOV.1.ST_C
Start signal, phase 3
PHPTOV.1.START
Start signal, combined
PHPTOV.1.OPR_A
Operate signal, phase 1
PHPTOV.1.OPR_B
Operate signal, phase 2
PHPTOV.1.OPR_C
Operate signal, phase 3
PHPTOV.1.OPERATE
Operate signal, combined
Three-phase undervoltage
(PHPTUV)
Binary inputs
PHPTUV.1.ST_A
Start signal, phase 1
PHPTUV.1.ST_B
Start signal, phase 2
PHPTUV.1.ST_C
Start signal, phase 3
PHPTUV.1.START
Start signal, combined
PHPTUV.1.OPR_A
Operate signal, phase 1
PHPTUV.1.OPR_B
Operate signal, phase 2
PHPTUV.1.OPR_C
Operate signal, phase 3
PHPTUV.1.OPERATE
Operate signal, combined
Positive-sequence overvoltage
(PSPTOV)
Binary inputs
PSPTOV.1.START
Start signal for Positive
Sequence Overvoltage logic
PSPTOV.1.OPERATE
Operate signal for Positive
Sequence Overvoltage logic
Positive-sequence
undervoltage (PSPTUV)
Binary inputs
PSPTUV.1.START
Start signal for Positive
Sequence Undervoltage logic
PSPTUV.1.OPERATE
Operate signal for Positive
Sequence Undervoltage
protection
Three phase directional
overcurrent, low stage
(DPHLPDOC)
Binary inputs
DPHLPDOC.1.START
Started signal
DPHLPDOC.1.OPERATE
Operated
DPHLPDOC.1.FAULT_DIR
Detected fault direction, general
DPHLPDOC.1.ST_A
Started phase A
DPHLPDOC.1.ST_B
Started phase B
DPHLPDOC.1.ST_C
Started phase C
DPHLPDOC.1.OPR_A
Operated phase A
DPHLPDOC.1.OPR_B
Operated phase B
Table continues on next page
1MRS756791 A
Section 2
DNP3 data mappings
630 series
29
Point List Manual