Data object name

Semantics

TddOddA

Current total demand distortion (according to IEEE 519, odd components, phase-related)

TddOddAmp

Current total demand distortion (according to IEEE 519, odd components, non-phase-related)

TestRsI

Test results value is TRUE if passed and FALSE if failed

ThdA

Current total harmonic or interharmonic distortion (different methods, phase-related)

ThdAmp

Current total harmonic or interharmonic distortion (different methods, non-phase-related)

ThdATmms

Total harmonic or interharmonic distortion current alarm delay time in ms after the ThdAVal has been exceeded

ThdAVal

Total harmonic or interharmonic distortion amperes alarm setting - value entered in %. Thd values above this threshold cause an alarm.

ThdEvnA

Current total harmonic or interharmonic distortion (even components, phase-related)

ThdEvnAmp

Current total harmonic or interharmonic distortion (different methods, even components, non­phase-related)

ThdEvnPhV

Phase to ground voltage total harmonic or interharmonic distortion (different methods, even components, phase-related)

ThdEvnPPV

Phase to phase voltage total harmonic or interharmonic distortion (different methods, even components, phase-related)

ThdEvnVol

Phase voltage total harmonic or interharmonic distortion (different methods, even components, non-phase-related)

ThdOddA

Current total harmonic or interharmonic distortion (different methods, odd components, phase- related)

ThdOddAmp

Current total harmonic or interharmonic distortion (different methods, odd components, non­phase-related)

ThdOddPhV

Phase to ground voltage total harmonic or interharmonic distortion (different methods, odd components, phase-related)

ThdOddPPV

Phase to phase voltage total harmonic or interharmonic distortion (different methods, odd components, phase-related)

ThdOddVol

Phase to ground voltage total harmonic or interharmonic c components, non-phase-related)

istortion (different methods, odd

ThdPhV

Phase to ground voltage total harmonic or interharmonic c related)

istortion (different methods, phase-

ThdPPV

Phase to phase voltage total harmonic or interharmonic distortion (different methods, phase- related)

ThdVol

Voltage total harmonic or interharmonic distortion (different methods, non-phase-related)

ThdVTmms

Total harmonic or interharmonic distortion voltage alarm time delay in ms after the ThdVVal has been exceeded

ThdVVal

Total harmonic or interharmonic distortion alarm setting - value entered in %. Thd values above this threshold cause an alarm.

Tmlms

Time constant 1 [ms]

Tmlldms

Time constant 1 (lead) [ms]

Tm2ms

Time constant 2 [ms]

Tm2ldms

Time constant 2 (lead) [ms]

Tm3ms ,

Time constant 3 [ms]

TmAcc

Number of significant bits in the Fraction Of Second in the time accuracy part of the time stamp. See IEC 61850-7-2.

TmAChr33

Multiline curve characteristic definition. It is not multiple instantiable within one LN instance

TmACrv

Characteristic curve for protection operation of the form: у = f(x), where x is the current (A) and у is the time (Tm). The integers representing the different curves are given in the definition of CDC CURVE in IEC 61850-7-3.

TmASt

Delivers the active curve characteristic

TmChgDayTm

Local time of next change to daylight saving time

TmChgStdTm

Local time of next change to standard time

Data object name

Semantics

TmChStl

Time channel status (up/down)

TmDIChr

Time delay linear or inverse characteristic.



Timer delay

Value


Linear

TRUE

Inverse characteristic

FALSE




TmDIMod

Operate time delay mode. TRUE = on, FALSE = off

TmDT

Indicating if for this location daylight saving time is in effect now.

TmExc

TRUE = Maximum allowed time exceeded (LN CPOW)

TmMult

This data object is the time dial multiplier or time dial setting mainly used for protection.

TmOfsTmm

Offset of local time from UTC in minutes

TmTmpChr33

Multiline curve characteristic definition. It is not multiple instantiable within one LN instance.

Tmp

The temperature of a specified component or in a specified volume (usually in °С)

TmpAlm

Temperature alarm because of an abnormal condition (FALSE = normal, TRUE = alert)

TmpMax

Maximum temperature

TmpRI

Relation between temperature and maximum temperature

TmSrc

Current time source

TmSrcSetl

Time source setting (“1588” in case the time source is a IEEE 1588 source or dotted IP-address)

TmSyn

Time synchronized according to IEC 61850-9-2



TmSyn

Value


Synchronized by a global area clock signal

2

Synchronized by a local area clock signal

1

Synchronized by an external area clock signal

0




TmTa

Armature time constant Ta[s] (unsaturated)

TmTdp

D-axis short circuit transient time constant Td’ [s] (unsaturated)

TmTds

D-axis short-circuit sub-transient time constant Td"[s] (unsaturated)

TmTmpCrv

Characteristic curve for protection operation of the form: у = f(x), where x is the temperature (Tmp) and у is the time (Tm). The integers representing the different curves are given in the definition of CDC CURVE in IEC 61850-7-3.

TmTmpSt

Delivers the active curve characteristic

TmTqOp

Q-axis open circuit transient time constant TqO' [s] (unsaturated)

TmTqOs

Q-axis open circuit sub-transient time constant Tq0”[s] (unsaturated)

TmTqp

Q-axis short circuit transient time constant Tq’ [sj (unsaturated)

TmTqs

Q-axis short circuit sub-transient time constant Tq ’’[s] (unsaturated)

TotTmms

Total time of synchronising process

TmUseDT

Flag indicating if this location is using daylight saving time

TmVChr33

Multiline curve characteristic definition. It is not multiple instantiable within one LN instance.

TmVCrv

Characteristic curve for protection operation of the form: у = f(x), where x is the voltage (V) and у is the time (Tm). The integers representing the different curves are given in the definition of CDC CURVE in IEC 61850-7-3.

TmVSt

Delivers the active curve characteristic

Torq

Drive torque

TotPF

Average power factor for a three-phase circuit (per unit)

TotVA

Total apparent power in a three-phase circuit

TotVAh

Net apparent energy since last rest -



Data object name

Semantics

TotVAr

Total reactive power in a three-phase circuit

TotVArh

Net reactive energy since last reset

TotW

Total real power in a three-phase circuit

TotWh

Net real energy since last reset

TpcBIk

Teleprotection in blocked state

TpcRxMod

Teleprotection application mode in receive direction for each command (unused, blocking, permissive, direct, unblocking, status)

TpcTxMod

Teleprotection application mode in transmit direction for each command (unused, blocking, permissive, direct, unblocking, status)

TPTrTmms /

Three-pole delay time in milliseconds before the breaker failure tries to retrip the failed breaker

Tr 7

Trip is the command to open the breaker when issued in case of fault by PTRC

TrBeh

Indicates for the next Trip if single pole tripping is allowed or three-pole tripping requested.


Trip behavior

Value


Single pole tripping

1

Undefined (default)

2

Three pole tripping

3




TrgMod

Disturbance recorder trigger mode. The source of the external trigger is a local issue.


Trigger Mode

Value


Internal

1

External

2

Both

3




TrgRef

Trigger reference shows the receiving trigger signal. It can be multiple in one LN-lnstance.

TrMod

This data object represents a type of trip function; 3ph means only 3phase tripping possible, 1ph or 3ph means PTRC with 1 and 3 phase tripping possibility and first trip depending on fault type.

TrPlsTmms

Trip pulse time is the minimum pulse time for breaker operation.

TxBIk

Blocking information to be transmitted to the other side (teleprotection blocking signal)

TxCnt

Number of sent messages

TxPrm

Permissive information to be transmitted to the other side (teleprotection permissive signal)

TxTr

Direct trip information to be transmitted to the other side

TypRsCrv

This is the type of the reset curve that is used to co-ordinate the reset with electromechanical relays that do not reset instantaneously.


Reset curve

Value


None

1

Definite time delayed reset

2

Inverse reset

3




UHFPaDsch

UHF level of partial discharge

UnbDetMth

Unbalance detection method is the method used to detect the unbalanced condition based on measured or calculated phase or sequence components of the monitored by the logical node system parameters.


Unbalance detection method

Value


Negative sequence

1

Zero sequence

2

Negative sequence / positive sequence

3

Zero sequence / positive sequence

4

Phase vectors comparison

5

Others

6







Data object name

Semantics

UnBlkMod

This data object is the unblock function mode.



Unblock function mode

Value


Off

1

Permanent

2

Time window

3




UnBlkJmms

Unblocking time

UnHzStr

Start (underfrequency variation event in progress)

UnHzStrVal

Underfrequency start point

Up

Last count direction upward

UrcbTrk

Access service tracking for unbuffered report control block

UsvcbTrk

Access service tracking for unicast sampled values control block

UseCyc

Actual set maximum number of cycles for any cyclic process, for example used for the autorecloser

V1Clc

Average value U- at side 1 of the breaker. The side is not standardized; Common use: = reference voltage or running voltage.

V2Clc

Average value ІЛ) at side 2 of the breaker. The side is not standardized; Common use: U2- variable voltage or incoming voltage.

VA

Phase apparent power

VAr

Phase reactive power (Q)

VAdj

This data object allows to switch off the voltage matching function of an automatic synchroniser; TRUE = ON; FALSE = OFF

VAdpFact

Adaptation factor U-l U2'. Equalising factor for the average values of the two voltages and U2. The data object is used to correct measuring errors or deviation in the ratio of the VT.

VarStr

Start of the frequency variation event

VarEnd

Event finished but not reset

Vbr

Vibration level [mm/s2]

VbrAlmSpt

Vibration alarm level set-point

VbrTrpSpt

Vibration trip level set-point

VChr

Voltage adjustment characteristic: definition of the rate of change of the voltage regulator. The value is 1/s.

VerWdDir

Vertical wind direction

VerWdSpd

Average vertical wind speed [usually in m/s]

VHzChr33

Multiline curve characteristic definition. It is not multiple instantiable within one LN instance.

VHzCrv

Characteristic curve for protection operation of the form: у = f(x), where x is the frequency (Hz) and у is the voltage (V). The integers representing the different curves are given in the definition of CDC CURVE in IEC 61850-7-3.

VHzSt

Delivers the active curve characteristic

Vlnd

This data object indicates whether the voltage difference (average value) between the two voltages to be synchronised is within the set limits or not. FALSE = value within the limits; TRUE = value outside the limits.

VlnvTms

Voltage adjustment pulse interval: defines the time between two adjusting pulses

VNom

This data object is used to set the nominal secondary voltage (input voltage to the synchroniser), in case the measuring voltages are connected hardwired to the synchroniser.

Vim

Volumetric content of a container, reservoir, dam or tank [usually in m3]

VlmCap

Maximum volume onto which container can be filled

Vol

AC voltage non-phase-related or DC voltage

VolAmp

Apparent power measurement of a non-three-phase circuit

VolAmpr

Volt-amperes reactive of a non-three-phase circuit

Data object name

Semantics

VolChgRte

Rate of voltage change (change over time)

VolNgGnd

Voltage between positive pole and earth

VolPsGnd

Voltage between negative pole and earth

VolResoPt

Voltage at the resonance point in compensated networks

VOvSt

TRUE = indicates voltage override control status

VRed

TRUE = voltage reduction is active to reduce load side voltage below the normal setting

VRed Vai

Reduction of band centre (percent) when voltage step x is active

VRtg

Rated voltage, intrinsic property of the device, which cannot be set/changed from remote

VStr

Value of the voltage that must be reached for a dedicated action to be started of the related function

VTrsTm

Voltage transient duration

VVa

Voltage variation magnitude of the last completed event

WaTm

Voltage variation duration of the last completed event

W

Phase active power (P)

WacTrg

The number of times the watchdog circuit has reset the device since the counter reset.

Wrn

General warning. It can be multiple in one LN-instance.

Watt

Real power in a non-three-phase circuit

WeiMod

This data object is the weak end infeed function mode.

NOTE Normal are values 1, 3 and 4.


Weak end infeed mode

Value


Off

1

Operate

2

Echo

3

Echo and operate

4




WeiOp

Operate signal from week end infeed function

WeiTmms

Co-ordination time for weak end feed function in ms

WetBlbTmp

Wet bulb temperature [usually in °С]

WdGustSpd

Maximum wind gust speed [usually in m/s]

WrmStr

The number of warm starts made by the physical/logical device since the last reset

XZer

Zero sequence line reactance

XPs

Positive sequence line (reach) reactance

X2

Negative sequence reactance X2 [per unit] (unsaturated)

Xd

D-axis synchronous reactance Xd [per unit] (unsaturated)

Xdp

D-axis transient synchronous reactance Xd' [per unit] (unsaturated)

Xds

D-axis reactance Xd" [per unit] (unsaturated)

XmZer

Mutual reactance coupling from parallel line

Xq

Q-axis synchronous reactance Xq [per unit] (unsaturated) ••

Xqp

Q-axis transient reactance Xq’ [per unit] (unsaturated)

Xqs

Q-axis sub-transient reactance Xq" [per unit] (unsaturated)

Z

Line impedance of all phases in a three-phase system (ZL1, ZL2, LZ3)

ZZerAng

Zero sequence source angle, near end (A)

ZZerMag

Zero sequence source magnitude, remote end (B)

ZPsAng

Positive sequence line angle

ZPsMag

Positive sequence line magnitude

ZeroEna

Zero sequence current supervision enabled (TRUE)