Data object name |
Semantics |
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TddOddA |
Current total demand distortion (according to IEEE 519, odd components, phase-related) |
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TddOddAmp |
Current total demand distortion (according to IEEE 519, odd components, non-phase-related) |
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TestRsI |
Test results value is TRUE if passed and FALSE if failed |
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ThdA |
Current total harmonic or interharmonic distortion (different methods, phase-related) |
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ThdAmp |
Current total harmonic or interharmonic distortion (different methods, non-phase-related) |
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ThdATmms |
Total harmonic or interharmonic distortion current alarm delay time in ms after the ThdAVal has been exceeded |
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ThdAVal |
Total harmonic or interharmonic distortion amperes alarm setting - value entered in %. Thd values above this threshold cause an alarm. |
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ThdEvnA |
Current total harmonic or interharmonic distortion (even components, phase-related) |
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ThdEvnAmp |
Current total harmonic or interharmonic distortion (different methods, even components, nonphase-related) |
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ThdEvnPhV |
Phase to ground voltage total harmonic or interharmonic distortion (different methods, even components, phase-related) |
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ThdEvnPPV |
Phase to phase voltage total harmonic or interharmonic distortion (different methods, even components, phase-related) |
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ThdEvnVol |
Phase voltage total harmonic or interharmonic distortion (different methods, even components, non-phase-related) |
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ThdOddA |
Current total harmonic or interharmonic distortion (different methods, odd components, phase- related) |
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ThdOddAmp |
Current total harmonic or interharmonic distortion (different methods, odd components, nonphase-related) |
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ThdOddPhV |
Phase to ground voltage total harmonic or interharmonic distortion (different methods, odd components, phase-related) |
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ThdOddPPV |
Phase to phase voltage total harmonic or interharmonic distortion (different methods, odd components, phase-related) |
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ThdOddVol |
Phase to ground voltage total harmonic or interharmonic c components, non-phase-related) |
istortion (different methods, odd |
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ThdPhV |
Phase to ground voltage total harmonic or interharmonic c related) |
istortion (different methods, phase- |
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ThdPPV |
Phase to phase voltage total harmonic or interharmonic distortion (different methods, phase- related) |
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ThdVol |
Voltage total harmonic or interharmonic distortion (different methods, non-phase-related) |
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ThdVTmms |
Total harmonic or interharmonic distortion voltage alarm time delay in ms after the ThdVVal has been exceeded |
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ThdVVal |
Total harmonic or interharmonic distortion alarm setting - value entered in %. Thd values above this threshold cause an alarm. |
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Tmlms |
Time constant 1 [ms] |
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Tmlldms |
Time constant 1 (lead) [ms] |
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Tm2ms |
Time constant 2 [ms] |
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Tm2ldms |
Time constant 2 (lead) [ms] |
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Tm3ms , |
Time constant 3 [ms] |
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TmAcc |
Number of significant bits in the Fraction Of Second in the time accuracy part of the time stamp. See IEC 61850-7-2. |
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TmAChr33 |
Multiline curve characteristic definition. It is not multiple instantiable within one LN instance |
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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. |
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TmASt |
Delivers the active curve characteristic |
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TmChgDayTm |
Local time of next change to daylight saving time |
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TmChgStdTm |
Local time of next change to standard time |
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Data object name |
Semantics |
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TmChStl |
Time channel status (up/down) |
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TmDIChr |
Time delay linear or inverse characteristic. |
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Timer delay |
Value |
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Linear |
TRUE |
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Inverse characteristic |
FALSE |
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TmDIMod |
Operate time delay mode. TRUE = on, FALSE = off |
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TmDT |
Indicating if for this location daylight saving time is in effect now. |
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TmExc |
TRUE = Maximum allowed time exceeded (LN CPOW) |
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TmMult |
This data object is the time dial multiplier or time dial setting mainly used for protection. |
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TmOfsTmm |
Offset of local time from UTC in minutes |
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TmTmpChr33 |
Multiline curve characteristic definition. It is not multiple instantiable within one LN instance. |
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Tmp |
The temperature of a specified component or in a specified volume (usually in °С) |
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TmpAlm |
Temperature alarm because of an abnormal condition (FALSE = normal, TRUE = alert) |
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TmpMax |
Maximum temperature |
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TmpRI |
Relation between temperature and maximum temperature |
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TmSrc |
Current time source |
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TmSrcSetl |
Time source setting (“1588” in case the time source is a IEEE 1588 source or dotted IP-address) |
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TmSyn |
Time synchronized according to IEC 61850-9-2 |
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TmSyn |
Value |
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Synchronized by a global area clock signal |
2 |
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Synchronized by a local area clock signal |
1 |
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Synchronized by an external area clock signal |
0 |
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TmTa |
Armature time constant Ta[s] (unsaturated) |
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TmTdp |
D-axis short circuit transient time constant Td’ [s] (unsaturated) |
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TmTds |
D-axis short-circuit sub-transient time constant Td"[s] (unsaturated) |
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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. |
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TmTmpSt |
Delivers the active curve characteristic |
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TmTqOp |
Q-axis open circuit transient time constant TqO' [s] (unsaturated) |
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TmTqOs |
Q-axis open circuit sub-transient time constant Tq0”[s] (unsaturated) |
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TmTqp |
Q-axis short circuit transient time constant Tq’ [sj (unsaturated) |
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TmTqs |
Q-axis short circuit sub-transient time constant Tq ’’[s] (unsaturated) |
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TotTmms |
Total time of synchronising process |
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TmUseDT |
Flag indicating if this location is using daylight saving time |
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TmVChr33 |
Multiline curve characteristic definition. It is not multiple instantiable within one LN instance. |
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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. |
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TmVSt |
Delivers the active curve characteristic |
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Torq |
Drive torque |
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TotPF |
Average power factor for a three-phase circuit (per unit) |
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TotVA |
Total apparent power in a three-phase circuit |
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TotVAh |
Net apparent energy since last rest - |
Data object name |
Semantics |
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TotVAr |
Total reactive power in a three-phase circuit |
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TotVArh |
Net reactive energy since last reset |
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TotW |
Total real power in a three-phase circuit |
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TotWh |
Net real energy since last reset |
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TpcBIk |
Teleprotection in blocked state |
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TpcRxMod |
Teleprotection application mode in receive direction for each command (unused, blocking, permissive, direct, unblocking, status) |
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TpcTxMod |
Teleprotection application mode in transmit direction for each command (unused, blocking, permissive, direct, unblocking, status) |
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TPTrTmms / |
Three-pole delay time in milliseconds before the breaker failure tries to retrip the failed breaker |
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Tr 7 |
Trip is the command to open the breaker when issued in case of fault by PTRC |
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TrBeh |
Indicates for the next Trip if single pole tripping is allowed or three-pole tripping requested. |
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Trip behavior |
Value |
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Single pole tripping |
1 |
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Undefined (default) |
2 |
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Three pole tripping |
3 |
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TrgMod |
Disturbance recorder trigger mode. The source of the external trigger is a local issue. |
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Trigger Mode |
Value |
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Internal |
1 |
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External |
2 |
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Both |
3 |
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TrgRef |
Trigger reference shows the receiving trigger signal. It can be multiple in one LN-lnstance. |
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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. |
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TrPlsTmms |
Trip pulse time is the minimum pulse time for breaker operation. |
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TxBIk |
Blocking information to be transmitted to the other side (teleprotection blocking signal) |
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TxCnt |
Number of sent messages |
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TxPrm |
Permissive information to be transmitted to the other side (teleprotection permissive signal) |
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TxTr |
Direct trip information to be transmitted to the other side |
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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. |
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Reset curve |
Value |
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None |
1 |
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Definite time delayed reset |
2 |
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Inverse reset |
3 |
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UHFPaDsch |
UHF level of partial discharge |
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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. |
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Unbalance detection method |
Value |
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Negative sequence |
1 |
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Zero sequence |
2 |
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Negative sequence / positive sequence |
3 |
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Zero sequence / positive sequence |
4 |
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Phase vectors comparison |
5 |
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Others |
6 |
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Data object name |
Semantics |
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UnBlkMod |
This data object is the unblock function mode. |
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Unblock function mode |
Value |
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Off |
1 |
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Permanent |
2 |
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Time window |
3 |
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UnBlkJmms |
Unblocking time |
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UnHzStr |
Start (underfrequency variation event in progress) |
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UnHzStrVal |
Underfrequency start point |
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Up |
Last count direction upward |
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UrcbTrk |
Access service tracking for unbuffered report control block |
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UsvcbTrk |
Access service tracking for unicast sampled values control block |
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UseCyc |
Actual set maximum number of cycles for any cyclic process, for example used for the autorecloser |
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V1Clc |
Average value U- at side 1 of the breaker. The side is not standardized; Common use: = reference voltage or running voltage. |
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V2Clc |
Average value ІЛ) at side 2 of the breaker. The side is not standardized; Common use: U2- variable voltage or incoming voltage. |
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VA |
Phase apparent power |
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VAr |
Phase reactive power (Q) |
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VAdj |
This data object allows to switch off the voltage matching function of an automatic synchroniser; TRUE = ON; FALSE = OFF |
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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. |
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VarStr |
Start of the frequency variation event |
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VarEnd |
Event finished but not reset |
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Vbr |
Vibration level [mm/s2] |
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VbrAlmSpt |
Vibration alarm level set-point |
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VbrTrpSpt |
Vibration trip level set-point |
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VChr |
Voltage adjustment characteristic: definition of the rate of change of the voltage regulator. The value is 1/s. |
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VerWdDir |
Vertical wind direction |
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VerWdSpd |
Average vertical wind speed [usually in m/s] |
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VHzChr33 |
Multiline curve characteristic definition. It is not multiple instantiable within one LN instance. |
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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. |
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VHzSt |
Delivers the active curve characteristic |
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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. |
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VlnvTms |
Voltage adjustment pulse interval: defines the time between two adjusting pulses |
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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. |
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Vim |
Volumetric content of a container, reservoir, dam or tank [usually in m3] |
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VlmCap |
Maximum volume onto which container can be filled |
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Vol |
AC voltage non-phase-related or DC voltage |
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VolAmp |
Apparent power measurement of a non-three-phase circuit |
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VolAmpr |
Volt-amperes reactive of a non-three-phase circuit |
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Data object name |
Semantics |
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VolChgRte |
Rate of voltage change (change over time) |
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VolNgGnd |
Voltage between positive pole and earth |
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VolPsGnd |
Voltage between negative pole and earth |
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VolResoPt |
Voltage at the resonance point in compensated networks |
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VOvSt |
TRUE = indicates voltage override control status |
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VRed |
TRUE = voltage reduction is active to reduce load side voltage below the normal setting |
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VRed Vai |
Reduction of band centre (percent) when voltage step x is active |
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VRtg |
Rated voltage, intrinsic property of the device, which cannot be set/changed from remote |
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VStr |
Value of the voltage that must be reached for a dedicated action to be started of the related function |
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VTrsTm |
Voltage transient duration |
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VVa |
Voltage variation magnitude of the last completed event |
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WaTm |
Voltage variation duration of the last completed event |
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W |
Phase active power (P) |
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WacTrg |
The number of times the watchdog circuit has reset the device since the counter reset. |
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Wrn |
General warning. It can be multiple in one LN-instance. |
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Watt |
Real power in a non-three-phase circuit |
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WeiMod |
This data object is the weak end infeed function mode. NOTE Normal are values 1, 3 and 4. |
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Weak end infeed mode |
Value |
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Off |
1 |
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Operate |
2 |
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Echo |
3 |
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Echo and operate |
4 |
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WeiOp |
Operate signal from week end infeed function |
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WeiTmms |
Co-ordination time for weak end feed function in ms |
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WetBlbTmp |
Wet bulb temperature [usually in °С] |
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WdGustSpd |
Maximum wind gust speed [usually in m/s] |
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WrmStr |
The number of warm starts made by the physical/logical device since the last reset |
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XZer |
Zero sequence line reactance |
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XPs |
Positive sequence line (reach) reactance |
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X2 |
Negative sequence reactance X2 [per unit] (unsaturated) |
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Xd |
D-axis synchronous reactance Xd [per unit] (unsaturated) |
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Xdp |
D-axis transient synchronous reactance Xd' [per unit] (unsaturated) |
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Xds |
D-axis reactance Xd" [per unit] (unsaturated) |
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XmZer |
Mutual reactance coupling from parallel line |
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Xq |
Q-axis synchronous reactance Xq [per unit] (unsaturated) •• |
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Xqp |
Q-axis transient reactance Xq’ [per unit] (unsaturated) |
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Xqs |
Q-axis sub-transient reactance Xq" [per unit] (unsaturated) |
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Z |
Line impedance of all phases in a three-phase system (ZL1, ZL2, LZ3) |
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ZZerAng |
Zero sequence source angle, near end (A) |
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ZZerMag |
Zero sequence source magnitude, remote end (B) |
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ZPsAng |
Positive sequence line angle |
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ZPsMag |
Positive sequence line magnitude |
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ZeroEna |
Zero sequence current supervision enabled (TRUE) |