1mrk504083-wen d en ret670 setting example 1

Setting summary for RET670Station:Data:

Station CVoltage 415length km

ParameterGeneral settingsStation Name:Frequency

Beskrivning

Station No:Object Name:Object No:Unit Name:Unit No:

VoltageLength

System voltage

X1R1X0R0

Primary Line Positive Sequence ReactancePrimary Line Positive Sequence ResistancePrimary Line Zero Sequence ReactancePrimary Line Zero Sequence Resistance

VTPrimUphasesUrCTPrimIphasesIr

Voltage Transformer Primary VoltageVoltage Transformer Secondary VoltageCurrent Transformer Primary CurrentCurrent Transformer Secondary Current

CT EarthPhase SelectionX1

Direction of CT earthing

Phase selection Reactive reach

R+=R0=

Setting of Transformer protection terminal type RET670 v1.1Transformer: =T1 =T2 respectivelyFrequency:Rated data:

50 HzRated Power 500 MVA / 500 MVA /Voltage ratioTap changer +Wind 1 - Ir1Wind 2 - Ir2

415 kV9

//-

696 A 1255 A

230.0 kV9

/*

20 MVA20.0 kV

1.67 %

Connection Coolingp.u. Impedance

CT ratio Wind 1CT ratio Wind 2

at Base1000 /2000 /

YNyn0d1ONAF0.120

500 MVA1 A 1 A

VT ratio Wind 1VT ratio Wind 2

415230

//

0.110 kV0.110 kV

Transformer impedance R1 +R0 +

CT ratio

CVT ratio

1000 /

415 /

jX1 =jX0 =

1.316 +1.185 +

1 A

0.110 kV

Maximum load on line: 696 A ==> 344 ohm/ph

41.3 ohmj37.201 ohm

primary Export

1. Terminal identification

StationName: Station CStationNumber:ObjectName:Object Number:UnitName:

1Transformer=T1RET 670

UnitNumber:Relay serial NoFrequencyAux voltage

1A123450 Hz110.000 V

Project

Station C 400/230 kV S/S for ABB RET 670 CustomerApproved Resp. dept. Title Rev ind

Max DegerfaltPrepared

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Setting of Transformer protection relay RET670

2005-11-11 500MVA 400/230 kV TransformerDocument No.

CSheet

1Cont

1MRK 504 083-WEN 33

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8

CBA

Rev No

Adjusted for RET 670 1.1 releaseAdjusted

MDMD

First issueDescription

MDAppd

2007-05-282006-07-052005-11-11Date

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CSheet

2Cont

1MRK 504 083-WEN 33

Set analogue voltage channels.

Name: =Ch I7IN_400

Ch I8IN_230

Ch I9NotUsed

Ch U1UL1-W2

VTprimnVTsecn

==

1000.0001.0 A

2000.0001.0 A

1000.0001.0 A

230.0000.110 V

Ch U2UL2-W2

Ch U3UL3-W2

230.0000.110 V

230.0000.110 V

2. Setting of analogue and digital channels.Configure analogue inputs for TRM1:Set analogue current channels

Name:CTprimCTsec

===

Ch I1IL1-CB1

Ch I2IL2-CB1

1000.0001.0 A

1000.0001.0 A

Ch I3IL3-CB1

Ch I4IL1-CB2

1000.0001.0 A

2000.0001.0 A

Ch I5IL2-CB2

Ch I6IL3-CB2

2000.0001.0 A

2000.0001.0 A

CTStarPoint = Out Indicates the earthing towards object (Out) or towards busbar (In).

Set Digital IO boards

I/O Module 1 =OperationOn

OscBlock40

OscRelease30 Pos Slot3

I/O Module 2I/O Module 3I/O Module 4I/O Module 5

====

OnOn

4040

OnOn

4040

3030

Pos Slot3Pos Slot3

3030

Pos Slot3Pos Slot3

Note: OscBlock and OcscRel defines the filtering time at activation

3. Setting of the analogue preprocessing function blocks SMAI (General settings/Power system)Set ref for DFT filter adjustment:Set the measured minimum value:

DFTRefGrpnMeaMinValGrpn

==

Grp7AdDFTRef5%

set voltage L1 as ref

Set the connection typeSet negation of the function blockSet the base voltageFor first function block in each task time also

ConTypeGrpnNegGrpn

UBaseGrpn

==

Ph-NOff

= REF!

SYNCH output reference DFTRefExtOut

Note! Same settings are valid for all groups.

= Grp7AdDFTRef set voltage L1 as ref

Set analogue voltage channels.

Name: =Ch U1UL2_Bus1

Ch U2UL2-Bus2

Ch U3UL2 400B1

Ch U4UL2-400B2

VTprimnVTsecn

==

230.0000.110 V

230.0000.110 V

415.0000.110 V

415.0000.110 V

Ch U5UL2-L2

Ch U6Not used

415.0000.110 V

230.0000.110 V

Configure analogue inputs for TRM2:Set analogue current channels

Ch I1 Ch I2 Ch I3 Ch I4Name:CTprimCTsec

===

IL1_2302000.000

IL2-2302000.000

1.0 A 1.0 A

IL3-2302000.000

Not Used2000.000

1.0 A 1.0 A

Ch I5 Ch I6Not Used

2000.000Not Used

2000.0001.0 A 1.0 A

CTStarPoint = Out Indicates the earthing towards object (Out) or towards busbar (In).

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3Cont

1MRK 504 083-WEN 33

4b. Differential Protection Setting (T2D1) under Setting group:

Setting of minimum differential operating currentOperation = On

Setting of cross-over point between slope 1 and slope 2

Setting of slope 2 stabilisation, Slope 1 has fixed stabilization

IdMin =

EndSection1 =

0.25 *Ibase

1.25 Ibase

Setting of cross-over point between slope 2 and slope 3

Setting of slope 2 stabilisation

SlopeSection2 =

EndSection2 =

Setting of minimum differential operating current for unrestraint step

Set the operation of Cross Blocking logic On-Off

SlopeSection3 =

Idunre =

40% *Ibias

3.00 Ibase

80% *Ibias

10.00 *Ibase

Set the second and fifth harmonic stabilizing level when transformers are inside the zoneOpCrossBlock =

I2/I1RatioI5/I1Ratio

==

Set the operation of Negative sequence differential protection!

Setting of minimum negative sequence differential current levelOpNegSeqDiff =

IMinNegSeq =

On

15 %25 %

Yes

0.04 *IbaseSetting of the Relay operating angles.

NegSeqROA = 60

4a. Setting of the Differential function data under General settings.Winding 1 (W1)Connection type Y

Winding 2 (W2)Connection type Y

Rated Current W1TconfigForW1CT1ratingW1TraAWind1Volt

696 A Yes

1000 A 415.0 kV

Rated Current W2TconfigForW2

1255 A No

CT1ratingW2TraBWind1Volt

2000 A 230.0 kV

ZSCurrSubtrW3 On ZSCurrSubtrW2ClockNumTransfB

On12 relative W1, hour notation

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5a. Setting of Restricted Earth Fault function REF1Activation of the Short Circui function

Operation = OnSetting of the base current for the REF1 function

Set the minimum sensitivityIbase =

Idmin =

696 A

10 %Setting of the Characteristic angles for operation.

Set the factor for CT primary 1 rated current compared to the neutral CT.roa =

CtFactorPri1 =Set the factor for CT primary 2 rated current compared to the neutral CT.

Set the factor for CTsecond winding input 1 rated current compared to the neutral CT.CtFactorPri2 =

CtFactorSec1 =

60

1.0

1.0

1.0Set the factor for CTsecond winding input 2 rated current compared to the neutral CT.

CtFactorSec2 = 1.0

5b. Setting of Restricted Earth Fault function REF2Activation of the Short Circui function

Operation = OnSetting of the base current for the REF2 function

Set the minimum sensitivityIbase =

Idmin =

1255 A

10 %Setting of the Characteristic angles for operation.

Set the factor for CT primary 1 rated current compared to the neutral CT.roa =

CtFactorPri1 =Set the factor for CT primary 2 rated current compared to the neutral CT.

Set the factor for CTsecond winding input 1 rated current compared to the neutral CT.CtFactorPri2 =

CtFactorSec1 =

60

1.0

1.0

1.0Set the factor for CTsecond winding input 2 rated current compared to the neutral CT.

CtFactorSec2 = 1.0

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CSheet

4Cont

1MRK 504 083-WEN 33Print

out 2

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Setting of the tripping logic (TR01)Operation = On

Set the trip pulse length

Set the latching of the trip signal

Program =

tTripMin =

3ph

0.150 s

Set the internal activation of Lock-out output, else only activation of Lock-out input will create Lock-outTripLockout =

AutoLock =

Off

Off




Program =

tTripMin =

3ph

0.150 s


AutoLock =

Off

Off




Program =

tTripMin =

3ph

0.150 s


AutoLock =

Off

Off




Program =

tTripMin =

3ph

0.150 s


AutoLock =

Off

Off




Program =

tTripMin =

3ph

0.150 s


AutoLock =

Off

Off

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CSheet

5Cont

1MRK 504 083-WEN 33Prin

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Setting of the tripping matrix (TR01) used for the HV Bus CBOperation = On

Set the pulse length

Set th on delayPulseTime1 =

OnDelayTime1 =

0.150 s

0.000 s

PulseTime2

OnDelayTime2

= 0.150 s

= 0.000 s

PulseTime2 =

OnDelayTime2 =

0.150 s

0.000 sSet the off delay

OffDelayTime1 = 0.000 s OffDelayTime2 = 0.000 s OffDelayTime2 = 0.000 s

Setting of the tripping matrix (TR02) used for the HV Tie CBOperation = On



OnDelayTime1 =

0.150 s

0.000 s

PulseTime2

OnDelayTime2

= 0.150 s

= 0.000 s

PulseTime2 =

OnDelayTime2 =

0.150 s



Setting of the tripping matrix (TR03) used for the LV side CBOperation = On



OnDelayTime1 =

0.150 s

0.000 s

PulseTime2

OnDelayTime2

= 0.150 s

= 0.000 s

PulseTime2 =

OnDelayTime2 =

0.150 s



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CSheet

6Cont

1MRK 504 083-WEN 33

Instantaneous overcurrent protection (IOC1) on 400 kV side phasesThe function is used with a reach less than 80% of the transformer at minimum source impedance.Setting of operation

Set the Base current for the function on which the current levels are basedOperation =

Ibase =

On

696 A Setting of operation mode

Operating level of the instantaneous O/C protectionOpMode =

IP>> =Set a multiplier at inrush used when the binary input is activated

StValMult =

1 out of 3

840% *Ibase

2.00

Instantaneous overcurrent protection (IEF1) on 400 kV side phasesThe function is used with a reach less than 80% of the transformer at minimum source impedance.Setting of operation


Ibase =

On

696 A Operating level of the instantaneous O/C protection

Set a multiplier at inrush used when the binary input is activatedIN>> =

StValMult =

1200% *Ibase

2.00

Instantaneous overcurrent protection (IOC2) on 230 kV side phasesThe function is used with a reach less than 80% of the transformer at minimum source impedance.Setting of operation


Ibase =

On

696 A Setting of operation mode

Operating level of the instantaneous O/C protectionOpMode =

IP>> =Set a multiplier at inrush used when the binary input is activated

StValMult =

1 out of 3

840% *Ibase

2.00

Instantaneous overcurrent protection (IEF2) on 230 kV side phasesThe function is used with a reach less than 80% of the transformer at minimum source impedance.Setting of operation


Ibase =

On

696 A Operating level of the instantaneous O/C protection

Set a multiplier at inrush used when the binary input is activatedIN>> =

StValMult =

1200% *Ibase

2.00

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CSheet

7Cont

1MRK 504 083-WEN 33

Setting of Fuse Failure supervision function based on U0-I0, U2-I2 and dU-dI (FSD) for 230 VT fusesSetting of the operation for the Fuse failure supervision

Setting of the operating mode for the Fuse failure supervisionOperation =

OpMode =

On

OnSetting of the Base voltage level on which the voltage setting is based

Set the Base current for the function on which the current levels are basedUBase =

Ibase =Setting of the 3U0 (UZs) voltage required to give operation

Setting of the 3I0 (IZs) current which will block the fuse failure function3U0> =

3I0< =

230.0 kV

2000 A

20% *UBase

10% *IbaseSetting of the U2 (UNs) voltage required to give operation

Setting of the I2 (INs) current which will block the fuse failure function3U2> =

3I2< =Setting of the operation for the DU> and DI< measuring function

Setting of the DU> voltage required to give operationOperation DUDI =

DU> =

20% *UBase

10% *Ibase

Off

20% *UBaseSetting of the DI< current which will block the fuse failure function

Setting of the operate voltage for phase voltagesIPH> =

UPH> =Setting of the operate value for phase currents

Setting of the seal-in function On-Off giving seal-in of alarm until voltages are symmetrical and highDI< =

SEALIN =

10% *Ibase

70% *UBase

10% *Ibase

OnSet the voltage level for the seal-in of the function

Note! At operation symmetrical voltages (reset of DLD) is required to reset the FUSE function.Setting of the U< voltage

USealIn< =

Setting of under currentUDLD< =

IDLD< =

60% *UBase

60% *UBase

20% *Ibase

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CSheet

8Cont

1MRK 504 083-WEN 33

Setting of four step Earth fault overcurrent function (TEF1) on 400 kV side neutral

Activation of the earth fault function

Set the Base current for the function on which the current levels are based

Setting of the Base voltage level on which the directional polarizing voltage is based

Operation =

Ibase =

On

696 A

Setting of parameters for first stageSetting of the operating direction for the stage

UBase= =

DirMode1 =Setting of the operating characteristic

Setting of the operating current level in primary valuesCharacteristic1 =

IN1>' =

415.0 kV

NonDir

IEC NI

70 A

Set the current multiplier for IN1 valid at activation of input ENMULT

Set the definite time delay, when definite time characteristic has been selected

IN1> =

IN1Mult =

Set the back-up trip time delay multiplier for inverse characteristic

Set the Minimum operating time for inverse characteristic

t1 =

k1 =

10% *Ibase

2.00

0.30 s

0.20

Select the reset curve type for the inverse delay

Set the Reset time delay for definite time delayed function

t1Min =

ResetTypeCrv1 =

Set the release of Harmonic restraint blocking for the stage

Setting of parameters for second stage

tReset1 =

HarmRestrain1 =

0.30 s

Instantaneous

0.02 s

On

Setting of the operating direction for the stage

Setting of the operating characteristicDirMode2 =

Characteristic2 =Setting of the operating current level in primary values


IN2>' =IN2> =

Off

IEC NI

600 A 86% *Ibase



IN2Mult =

t2 =



k2 =

t2Min =

2.00

0.30 s

0.20

0.30 s



ResetTypeCrv2 =

tReset2 =

HarmRestrain2 =

Instantaneous

0.02 s

On

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CSheet

9Cont

1MRK 504 083-WEN 33

Setting of parameters for third stageSetting of the operating direction for the stage

DirMode3 = OffSetting of the operating characteristic


IN3> =

IEC NI

1200 A



IN3> =

IN3Mult =



t3 =

k3 =

173% *Ibase

2.00

0.30 s

0.20



t3Min =

ResetTypeCrv3 =


Setting of parameters for fourth stage

tReset3 =

HarmRestrain3 =

0.30 s

Instantaneous

0.02 s

On





IN4> =IN4> =

Off

IEC NI

2000 A 288% *Ibase



IN4Mult =

t4 =



k4 =

t4Min =

2.00

0.30 s

0.20

0.30 s



ResetTypeCrv4 =

tReset4 =

Set of Direction, Harmonic blocking and SOTF functionalitySetting of the minimum neutral point polarizing voltage level for the directional funtion

HarmRestrain4 =

3U0>Dir =

Instantaneous

0.02 s

On

1.00 %*UbaseSet the relay characteristic angle, i.e. the angle between the neutral point voltage and current

Setting of the operating current level for the directional release. Note! Sensitivity at RCAAngleRCA =

IN>DirCmp =

-65 deg Normal zero sequence source angle at direct earthing

3% *Ibase

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CSheet

10Cont

1MRK 504 083-WEN 33

Set the method of directional polarizing to be used

Setting of the minimum enutral current required for direction polarizingPolMethod = Voltage

Setting of the zero sequence source resistance generating the polarizing current in primary ohm


IPolMin =

RNPol =

5.00 %*IBase

5.00 ohm

Enable the harmonic restraint measuring function

Setting of the harmonic content in IN current blocking level

XNPol =

HarmRestrain =

Set the harmonic seal-in blocking at parallel transformers on if problems are expected due to sympatetic inrush.

Set the current level to be blocked to seal-in the Harmonic blocking on this level if sympatetic inrush is expected.

2ndHarmStab =

BlockParTransf =

40.00 ohm

On

25% of I

Off

Set the SOTF function operating mode

Select the input signal which shall activate the SOTF function

UseStartVal =

SOTF =

Select the input signal which shall activate the undertime function

Select the step to be uset in SOTF mode

ActivationSOTF =

ActUndertime =

IN1>

Off

CloseCommand

CloseCommand

Set the time after closing or position change during which the SOTF function is active

Set the time delay for the SOTF trip

UseStartVal =

t4U =

Set the time delay for the undertime trip i.e acclerated trip from the selected stage at closing

Enable Harmonic restraint function in SOTF

tSOTF =

tUndertime =

IN2>

1.00 s

0.30 s

0.30 s

HarmResSOTF = Off

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CSheet

11Cont

1MRK 504 083-WEN 33

Setting of four step Earth fault overcurrent function (TEF) on 230 kV side neutral

Activation of the earth fault function


Setting of the Base voltage level on which the directional polarizing voltage is based

Operation =

Ibase =

On

1255 A


UBase= =



IN1>' =

230.0 kV

NonDir

IEC NI

126 A



IN1> =

IN1Mult =



t1 =

k1 =

18% *Ibase

2.00

0.30 s

0.20



t1Min =

ResetTypeCrv1 =



tReset1 =

HarmRestrain1 =

0.30 s

Instantaneous

0.02 s

On





IN2>' =IN2> =

Off

IEC NI

600 A 86% *Ibase



IN2Mult =

t2 =



k2 =

t2Min =

2.00

0.30 s

0.20

0.30 s



ResetTypeCrv2 =

tReset2 =

HarmRestrain2 =

Instantaneous

0.02 s

On

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CSheet

12Cont

1MRK 504 083-WEN 33

Setting of parameters for third stageSetting of the operating direction for the stage

DirMode3 = OffSetting of the operating characteristic


IN3> =

IEC NI

1200 A


Set the definite time delay, when definite time characteristic has be

IN3> =

IN3Mult =



t3 =

k3 =

173% *Ibase

2.00

0.30 s

0.20



t3Min =

ResetTypeCrv3 =


Setting of parameters for fourth stage

tReset3 =

HarmRestrain3 =

0.30 s

Instantaneous

0.02 s

On





IN4> =IN4> =

Off

IEC NI

6000 A 863% *Ibase

Set the definite time delay, when definite time characteristic has be


IN4Mult =

t4 =



k4 =

t4Min =

2.00

0.30 s

0.20

0.30 s



ResetTypeCrv4 =

tReset4 =

Set of Direction, Harmonic blocking and SOTF functionalitySetting of the minimum neutral point polarizing voltage level for the directional funtion

HarmRestrain4 =

3U0>Dir =

Instantaneous

0.02 s

On

1.00 %*UbaseSet the relay characteristic angle, i.e. the angle between the neutral point voltage and current

Setting of the operating current level for the directional release. Note! Sensitivity at RCAAngleRCA =

IN>DirCmp =Set the definite time delay for the directional comparison function

tDirCmp =

-65 deg Normal zero sequence source angle at direct earthing

3% *Ibase

0.05 s

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CSheet

13Cont

1MRK 504 083-WEN 33

Set the method of directional polarizing to be used

Setting of the minimum enutral current required for direction polarizingPolMethod = Voltage



IPolMin =

RNPol =

5.00 %*IBase

5.00 ohm


Setting of the harmonic content in IN current blocking level

XNPol =

HarmRestrain =

Set the harmonic seal-in blocking at parallel transformers on if problems are expected due to sympatetic inrush.

Set the current level to be blocked to seal-in the Harmonic blocking on this level if sympatetic inrush is expected.

2ndHarmStab =

BlockParTransf =

40.00 ohm

On

25% of I

Off

Set the SOTF function operating mode

Select the input signal which shall activate the SOTF function

UseStartVal =

SOTF =

Select the input signal which shall activate the undertime function

Select the step to be uset in SOTF mode

ActivationSOTF =

ActUndertime =

IN1>

Off

CloseCommand

CloseCommand

Set the time after closing or position change during which the SOTF function is active

Set the time delay for the SOTF trip

UseStartVal =

t4U =

Set the time delay for the undertime trip i.e acclerated trip from the selected stage at closing

Enable Harmonic restraint function in SOTF

tSOTF =

tUndertime =

IN2>

1.00 s

0.30 s

0.30 s

HarmResSOTF = Off

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CSheet

14Cont

1MRK 504 083-WEN 33

Setting of four stage Phase overcurrent function (TOC1) on 400 kV side phasesActivation of the phase overcurrent function

Operation =Set the Base current for the function on which the current levels are based

Setting of the Base voltage level on which the directional polarizing voltage is basedIbase =

UBase= =

On

696 A

415.0 kVSet the Directional angle Directional overcurrent protection

Set the angles from the RCA angle Max and Min limiting the operating areaAngleRCA =

MaxFwdAng =Setting of the operating current level for phase selection in primary values

Set the number of phases required to get the Phase selection (phase start) outputs

IPh> = gives IMinOpPhSel =

-65 deg

50 deg MinFwdAng

765 A 110% *Ibase

= 80 deg


Setting of the harmonic content in I current blocking level

StartPhSel =

HarmRestrain =


2ndHarmStab =

DirMode1 =

1 out of 3

Off

20% of I

NonDirSetting of the operating characteristic


I1> =

Set the multiplier for start value which is activated when the multiplier input is activated, normally at CB closing.


gives I1> =

I1Mult =

IEC NI

904 A 130% *Ibase

1.00



t1 =

k1 =



t1Min =

ResetTypeCrv =

0.30 s

0.20

0.30 s

Instantaneous



tReset1 =

HarmRestraint1 =



Characteristic2 =

0.02 s

Disabled

Off

IEC NISetting of the operating current level in primary values

Set the multiplier for start value which is activated when the multiplier input is activated, normally at CB closing

I2> =I2> =

Set the definite time delay, when definite time characteristic has been selectedI2Mult =

t2 =

3617 A 520% *Ibase

1.00

0.30 s

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CSheet

15Cont

1MRK 504 083-WEN 33


Set the Minimum operating time for inverse characteristick2 = 0.20



t2Min =

ResetTypeCrv2 =

0.30 s

Instantaneous


Setting of parameters for third stage

tReset2 =

HarmRestraint2 =



Characteristic3 =

0.02 s

Disabled

Off



I3'> =I3> =



I3Mult =

t3 =

12521 A 1800% *Ibase

1.00

0.30 s



k3 =

t3Min =



ResetTypeCrv3 =

tReset3 =

0.20

0.30 s

Instantaneous

0.02 s

Setting of parameters for fourth stageSetting of the operating direction for the stage

HarmRestraint3 =



I4>' =

Disabled

Off

IEC NI

8347 A



I4> =

I4Mult =



t4 =

k4 =

1200% *Ibase

1.00

0.30 s

0.20



t4Min =

ResetTypeCrv4 =

Set the release of Harmonic restraint blocking for the stagetReset4 =

HarmRestraint4 =

0.30 s

Instantaneous

0.02 s

Disabled

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CSheet

16Cont

1MRK 504 083-WEN 33

Setting of four stage Phase overcurrent function (TOC2) on 230 kV side phasesActivation of the phase overcurrent function

Operation =Set the Base current for the function on which the current levels are based

Setting of the Base voltage level on which the directional polarizing voltage is basedIbase =

UBase= =

On

1255 A

230.0 kVSet the Directional angle Directional overcurrent protection

Set the angles from the RCA angle Max and Min limiting the operating areaAngleRCA =

MaxFwdAng =Setting of the operating current level for phase selection in primary values

Set the number of phases required to get the Phase selection (phase start) outputs

IPh> = gives IMinOpPhSel =

-65 deg

50 deg MinFwdAng

1381 A 110% *Ibase

= 80 deg


Setting of the harmonic content in I current blocking level

StartPhSel =

HarmRestrain =


2ndHarmStab =

DirMode1 =

1 out of 3

Off

20% of I

ForwardSetting of the operating characteristic


I1> =

Set the multiplier for start value which is activated when the multiplier input is activated, normally at CB closing.


gives I1> =

I1Mult =

IEC NI

1632 A 130% *Ibase

1.00



t1 =

k1 =



t1Min =

ResetTypeCrv =

0.30 s

0.20

0.30 s

Instantaneous



tReset1 =

HarmRestraint1 =



Characteristic2 =

0.02 s

Disabled

Off



I2> =I2> =

Set the definite time delay, when definite time characteristic has been selectedI2Mult =

t2 =

5021 A 400% *Ibase

1.00

0.30 s

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CSheet

17Cont

1MRK 504 083-WEN 33


Set the Minimum operating time for inverse characteristick2 = 0.20



t2Min =

ResetTypeCrv2 =

0.30 s

Instantaneous


Setting of parameters for third stage

tReset2 =

HarmRestraint2 =



Characteristic3 =

0.02 s

Disabled

Off



I3'> =I3> =



I3Mult =

t3 =

10041 A 800% *Ibase

1.00

0.30 s



k3 =

t3Min =



ResetTypeCrv3 =

tReset3 =

0.20

0.30 s

Instantaneous

0.02 s

Setting of parameters for fourth stageSetting of the operating direction for the stage

HarmRestraint3 =



I4>' =

Disabled

Off

IEC NI

15062 A



I4> =

I4Mult =



t4 =

k4 =

1200% *Ibase

1.00

0.30 s

0.20



t4Min =

ResetTypeCrv4 =

Set the release of Harmonic restraint blocking for the stagetReset4 =

HarmRestraint4 =

0.30 s

Instantaneous

0.02 s

Disabled

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CSheet

18Cont

1MRK 504 083-WEN 33

Setting of Synchrocheck function (SYN2) for 400 kV Bus CB (Note Option)Setting of the operating mode for the function

Operation = OnSetting of the input phase for Bus 1 voltage reference

Setting of the phase or line 1 voltage measurementSelPhaseBus1 =

SelPhaseLine1 =

L2

L2Setting of the input phase for bus 2 voltage reference (used in multi breaker schemes only)

Setting of the phase or line 2 voltage measurement (used in multi-breaker schemes only)SelPhaseBus2 =

SelPhaseLine2 =

L2

L2Setting of the Base voltage level on which the voltage settings are based

Setting of the phase shift for phases involved in checkingUBase= =

Phase shift =Setting of the voltage ratio between Line VT and Bus VT (Line/Bus)

Setting of the busbar arrangement for Bus VT selectionUratio =

CBConfig =

415.0 kV

0

1.00

1 1/2 Bus CBSet the values for the Energizing checkSetting of the maximum live voltage level at which energizing is allowed

Set the operating level for the Bus high voltage at Line energizingUMaxEnerg =

Setting of the operating voltage level for the low line voltage level at line energizing

Set the operating level for the Line high voltage at Bus energizing

UHighBusEnerg =

ULowLineEnerg =

115%

80% *UBase

40% *UBase

Setting of the operating voltage level for the low Bus voltage level at Bus energizing

Setting of the energizing check directions to be activated.

UHighLineEnerg =

ULowBusEnerg =

Set the time delay for the Auto Energizing

Setting of the manual Dead line/bus and Dead/Dead switching conditions to be allowed

AutoEnergi =

tAutoEnerg =

80% *UBase

40% *UBase

Off

0.10 s

Set the time delay for the Manual Energizing

ManEnergManEnergDLDB

==

tManEnerg =Set general settings for the Synchronism check functionSetting of the operating mode for the synchonism check (paralleling) function

Setting of the allowed voltage difference for Manual and Auto synchronism checkOperationSync =

DBLLOff

0.10 s

On

Set the operating level for the Bus high voltage at Line synchronism check

Set the operating level for the Line high voltage at Line synchronism check

UDiff =

UHighBusSync =

UHighLineSync =

10%

80% *UBase

80% *UBase

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CSheet

19Cont

1MRK 504 083-WEN 33

Set the values for the Manual Synchronism (paralleling) checkSetting of the frequency difference for Manual synchronism check

FreqDiffM = 0.010 HzSetting of the phase angle difference for Manual synchronism check

Setting of the time delay for Manual synchronism checkPhaseDiffM =

tSyncM =

45

0.10 s

Set the values for the Auto Synchronism (paralleling) checkSetting of the frequency difference for Auto synchronism check

FreqDiffA =Setting of the phase angle difference for Auto synchronism check

Setting of the time delay for Auto synchronism checkPhaseDiffA =

tSyncA =

0.010 Hz

45

0.10 s

Setting of the operating mode for the Synchronising function.

Setting of the min frequency difference required to perform synchronising.Operation =

Shall be set same as Synchrocheck value FreqDiffA/M.

Setting of the frequency difference required to perform synchronisingFreqDiffMin =

FreqDiffMax =

Off

0.010 Hz

0.220 HzSet the operating level for the Bus high voltage at Line synchronism check

Set the operating level for the Line high voltage at Line synchronism checkUHighBusSynch =

UHighLineSynch =Setting of the allowed voltage difference for Manual and Auto synchronism check

Setting of the time delay for energizingUDiffSynch =

tClosePulse =

80% *UBase

80% *UBase

10%

0.300 sSetting of the breaker operating time at closing (including possible auxiliary relays)

Setting of the minimum time for Synchronizing. Before this time no pulse will be giventBreaker =

tMinSynch =Setting of the maximum time for Synchronizing. After this time the function will be reset.

tMaxSynch =

0.08 s

0.25 s

300.00 s

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CSheet

20Cont

1MRK 504 083-WEN 33

Setting of Synchrocheck function (SYN3) for 400 kV Tie CB Note! OptionSetting of the operating mode for the function



SelPhaseLine1 =

L2



SelPhaseLine2 =

L2

L2Setting of the Base voltage level on which the polarizing voltage is based




CBConfig =

415.0 kV

0

1.00

Tie CBSet the values for the Energizing checkSetting of the maximum live voltage level at which energizing is allowed




UHighBusEnerg =

ULowLineEnerg =

115%

80% *UBase

40% *UBase



UHighLineEnerg =

ULowBusEnerg =



AutoEnerg =

tAutoEnerg =

80% *UBase

40% *UBase

Off

0.10 s



==



DBLLOff

0.10 s

On



UDiff =

UHighBusSync =

UHighLineSync =

10%

80% *UBase

80% *UBase

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CSheet

21Cont

1MRK 504 083-WEN 33




tSyncM =

45

0.10 s




tSyncA =

0.010 Hz

45

0.10 s





FreqDiffMax =

Off

0.010 Hz





tClosePulse =

80% *UBase

80% *UBase

10%




tMaxSynch =

0.08 s

0.25 s

300.00 s

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CSheet

22Cont

1MRK 504 083-WEN 33

Setting of Synchrocheck function (SYN1) for 230 kV CBSetting of the operating mode for the function



SelPhaseLine1 =

L2



SelPhaseLine2 =

L2

L2Setting of the Base voltage level on which the polarizing voltage is based




CBConfig =

230.0 kV

0

1.00

Tie CBSet the values for the Energizing checkSetting of the maximum live voltage level at which energizing is allowed




UHighBusEnerg =

ULowLineEnerg =

115%

80% *UBase

40% *UBase



UHighLineEnerg =

ULowBusEnerg =



AutoEnerg =

tAutoEnerg =

80% *UBase

40% *UBase

Off

0.10 s



==



DBLLOff

0.10 s

On



UDiff =

UHighBusSync =

UHighLineSync =

10%

80% *UBase

80% *UBase

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CSheet

23Cont

1MRK 504 083-WEN 33




tSyncM =

45

0.10 s




tSyncA =

0.010 Hz

45

0.10 s





FreqDiffMax =

Off

0.010 Hz





tClosePulse =

80% *UBase

80% *UBase

10%




tMaxSynch =

0.08 s

0.25 s

300.00 s

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CSheet

24Cont

1MRK 504 083-WEN 33

Setting of Breaker failure function (BFP1) for 400 kV Bus CBActivation of the Breaker failure function

Operation =Setting of the operating mode for retrip of own breaker

Set the used principle for current checkRetripMode =

BUTripMode =

On

Retrip Off

1 out of 3Set the used principle forback-up tripping, with or without contact resp current checks

Set the Base current for the function on which the current levels are basedFunctionMode =

Ibase =Setting of the operating current level

Setting of the operating current level for Neutral currentIP> =

IN> =

Current

696 A

10% *Ibase

10% *IbaseSet the retrip time delay

Set the back-up trip time delayt1 =

t2 =Set the back-up trip time delay for Multi-phase start

Set an additional time delay for a second back-up trip step if used. Will be added to t2 B-u trip time without checks.t2MPh =

t3 =

0.050 s

0.120 s

0.120 s

0.030 sSet the length of the trip pulse

Set the current level above which the contact base operation (if selected) is blockedtPulse =

I>BlkCont =Set the time to alarm for CB faults if input is used

tCBAlarm =

0.200 s

20% *Ibase

5.000 s

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CSheet

25Cont

1MRK 504 083-WEN 33

Setting of Breaker failure function (BFP2) for400 kV Tie CBActivation of the Breaker failure function

Operation =Setting of the operating mode for retrip of own breaker

Set the used principle for current checkRetripMode =

BUTripMode =

On

Retrip Off

1 out of 3Set the used principle forback-up tripping, with or without contact resp current checks

Set the Base current for the function on which the current levels are basedFunctionMode =

Ibase =Setting of the operating current level

Setting of the operating current level for Neutral currentIP> =

IN> =

Current

696 A

10% *Ibase

10% *IbaseSet the retrip time delay

Set the back-up trip time delayt1 =

t2 =Set the back-up trip time delay for Multi-phase start

Set an additional time delay for a second back-up trip step if used. Will be added to t2 B-u trip time without checks.t2MPh =

t3 =

0.050 s

0.120 s

0.120 s

0.030 sSet the length of the trip pulse

Set the current level above which the contact base operation (if selected) is blockedtPulse =

I>BlkCont =Set the time to alarm for CB faults if input is used

tCBAlarm =

0.200 s

20% *Ibase

5.000 s

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CSheet

26Cont

1MRK 504 083-WEN 33

Setting of Breaker failure function (BFP3) for 230 kV Circuit breaker

Activation of the Breaker failure function

Setting of the operating mode for retrip of own breaker

Set the used principle for current check

Operation =

RetripMode =

On

Retrip Off

Set the used principle forback-up tripping, with or without contact resp current checks


BUTripMode =

FunctionMode =

Setting of the operating current level

Setting of the operating current level for Neutral current

Ibase =

IP> =

1 out of 3

Current

1255 A

10% *Ibase

Set the retrip time delay

Set the back-up trip time delay

IN> =

t1 =

Set the back-up trip time delay for Multi-phase start

Set an additional time delay for a second back-up trip step if used. Will be added to t2 B-u trip time without checks.

t2 =

t2MPh =

10% *Ibase

0.050 s

0.120 s

0.120 s

Set the length of the trip pulse

Set the current level above which the contact base operation (if selected) is blocked

t3 =

tPulse =

Set the time to alarm for CB faults if input is usedIP> =

tCBAlarm =

0.030 s

0.200 s

20% *Ibase

5.000 s

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CSheet

27Cont

1MRK 504 083-WEN 33

Setting of the System Overload function (TTR1)Operation =


Setting of the reference current level above which continuous operation gives tripIbase =

IRef =

On

1255 A

102% *IbaseSet the multiplication factor used when the multiplication input is activated.

Set the Base current for the function on which the current levels are based with non forced coolingIRefMult =

Ibase1 =Set the Base current for the function on which the current levels are based with forced cooling.

Set the time constant without coolingIbase2 =

Tau1 =

1.00

1255 A

1255 A

90 deg CSet the time constant with cooling.

Current setting for rescaling Tau1 with factor Tau1HighTau2 =

IHighTau1 =Set multiplier to constant Tau1 when current is higher than IHighTau1

Current setting for rescaling Tau1 with factor Tau1LowTau1High =

ILowTau1 =

90 deg C

100.0 %Ibase1

100 %Tau1

100.0 %Ibase1Set multiplier to constant Tau1 when current is lower than ILowTau1

Current setting for rescaling Tau2 with factor Tau2HighTau1Low =

IHighTau2 =Set multiplier to constant Tau2 when current is higher than IHighTau2

Current setting for rescaling Tau2 with factor Tau2LowTau2High =

ILowTau2 =

100 %Tau1

100.0 %Ibase2

100 %Tau2

100.0 %Ibase2Set multiplier to constant Tau2 when current is lower than ILowTau2

Set the steady state (continuous) current level giving trip (times IBase 1 or 2 depending of cooling)Tau2Low =

ITrip =Set the alarm level current for alarm 1 as a percentage of the trip level.

Set the alarm level current for alarm 2 as a percentage of the trip level.Alarm1 =

Alarm2 =

100 %Tau2

100.0 %Ibasex

90.0 %ITrip

80.0 %ITripSet the level at which the lock-out of closing is reset

Set the initial thermal content to be used at closing of the bay.ResLo =

ThetaInit =Set the time delay

Set the tripping pulse length. Note! Trip is pulsed and lock-out of closing separate!Warning =

tPulse =

60.0 %ITrip

50.0 %

30 min

0.100 s

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CSheet

28Cont

1MRK 504 083-WEN 33

Setting of Measuring values SRVSet nder General settings/Monitoring:Set for each of the measuring functions S,P, Q,PF,U,I, FrSet the deadband typeSet deaband in % resp Set the supervision limits for high and low alarm and the hystereses for the limits in VA

SdbTypeSdb

==

SHHlimit =

Note! Measures the W2 side values!

Deadband1%

1200000000

Set the maximum and minimum value for the measuring in VA

SHlimitSLlimit

==

SLLlimit =

Set active and reactive powerSet the deadband type

S maxS min

==

PdbType =

1000000000200000005000000

1500000000100000

DeadbandSet deaband in % resp Set the supervision limits for high and low alarm and the hystereses for the limits in W/Var

P db =

PHHlimitPHlimit

==

Set the maximum and minimum value for the measuring in W/Var

PLlimitPLLlimit

==

P max =

2%

12000000001000000000200000005000000

1500000000

Set the Power Factor PF valuesSet deaband in % resp

P min =

PFdb =Set the supervision limits for high and low alarm and the hystereses for the limits

PFHHlimit =PFHlimitPFLlimit

==

100000

1%

110.8

Q dbType = DeadbandQ db =

QHHlimitQHlimit

==

1%

3000000010000000

QLlimitQLLlimit

==

Q max =

2000000100000

1500000000Q min = 100000

Set the maximum and minimum value for the measuringPfLLlimit =

PF maxPF min

==

Set the Voltage and Current valuesSet the deadband typeSet deaband in % resp Set the supervision limits for high and low alarm and the hystereses for the limits in V/A

U dbType =Udb =

0.7

10

Deadband2%

UHHlimitUHlimit

==

ULlimitULLlimit

==

Set the maximum and minimum value for the measuring in V/A

Sett he frequency values

U max =U min =

450000000400000000360000000320000000

6000000001000

I dbType =Idb =

Deadband1%

IHHlimitIHlimit

==

ILlimitILLlimit

==

36003200300100

I max =I min =

60001

Set the deadband typeSet deaband in % resp Set the supervision limits for high and low alarm and the hystereses for the limits inHz

f dbTypef Fdb

==

fHHlimit =fHlimitfLlimit

==

fLLlimit =

Deadband1%

56534744

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CSheet

29Cont

1MRK 504 083-WEN 33

Set nder General settings/Monitoring:Operation

Mode==

Setting of the Base voltage level on which the voltage settings are based

Set the Base current for the function on which the current levels are basedUBase= =

Ibase =

OnL1, L2, L3

230.0 kV

1255 A Set the minimum values for which the power is calculated

Set S amplitude factor and angle compensationIMin =

Ampl =

1% *Ibase

1.000

UMin =

Angle =

1% *UBase

0.0 deg

Setting of Current Phasors values CMMXUSet nder General settings/Monitoring:

Operation =Set for phase L1 currentSet the deadband typeSet deaband in % resp secSet the deadband at zero

IL1 dbType =IL1 db

IL1 Zero db=

Note! Measures the line values!

On

Deadband1%0.2%

Set the supervision limits for high and low alarm and the hystereses for the limits in VAIL1 HHlimit =

IL1 HlimitIL1 Llimit

==

Set the maximum and minimum value for the measuring in VAIL1 LLlimit =

IL1 maxIL1 min

==

36003200300100

60001

Set for phase L3 currentSet the deadband typeSet deaband in % resp secSet the deadband at zero

IL13 dbType =IL3 db

IL3 Zero db=

Set the supervision limits for high and low alarm and the hystereses for the limits in VAIL3 HHlimit =

IL3 HlimitIL3 Llimit

==

Deadband1%0.2%

36003200300

Set the maximum and minimum value for the measuring in VAIL3 LLlimit =

IL3 maxIL3 min

==

Set for I0 currentSet the deadband typeSet deaband in % resp secSet the deadband at zero

I0 dbType =I0= db

I0 Zero db=

100

60001

Deadband1%0.2%

Set for phase L2 currentIL2 dbType =

IL2 dbIL2 Zero db

=Deadband1%0.2%

IL2 HHlimit =IL2 HlimitIL2 Llimit

==

36003200300

IL2 LLlimit =

IL2 maxIL2 min

==

100

60001

Set for neutral IN currentILN dbType =

IN dbIN Zero db

=Deadband1%0.2%

IN HHlimit =IN HlimitIN Llimit

==

36003200300

IN LLlimit =

IN maxIN min

==

100

60001

Set for negative sequence I2 currentI2 dbType =

I2 dbI2 Zero db

=Deadband1%0.2%

Set the supervision limits for high and low alarm and the hystereses for the limits in VAI0 HHlimit =

I0 HlimitI0 Llimit

==

Set the maximum and minimum value for the measuring in VAI0 LLlimit =

I0 maxI0 min

==

36003200300100

60001

Note! Connect alarm to measuring expander block to use them in Application configuration

I2 HHlimit =I2 HlimitI2 Llimit

==

36003200300

I2 LLlimit =

I2 maxI2 min

==

100

60001

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CSheet

30Cont

1MRK 504 083-WEN 33

Setting of Voltage Phasors values VMMXUSet nder General settings/Monitoring:

Operation =Set for phase L1VoltageSet the deadband typeSet deaband in % resp secSet the deadband at zero

UL1 dbType =UL1 db

UL1 Zero db=

Note! Measures the line values!

On

Deadband1%0.2%

Set the supervision limits for high and low alarm and the hystereses for the limits in VAUL1 HHlimit =

UL1 HlimitUL1 Llimit

==

Set the maximum and minimum value for the measuring in VAUL1 LLlimit =

UL1 maxUL1 min

==

440000420000360000320000

6000001

Set for phase L3 VoltageSet the deadband typeSet deaband in % resp secSet the deadband at zero

U13 dbType =UL3 db

U3 Zero db=

Set the supervision limits for high and low alarm and the hystereses for the limits in VAU3 HHlimit =UL3 Hlimit

U3 Llimit==

Deadband1%0.2%

440000420000360000

Set the maximum and minimum value for the measuring in VAU3 LLlimit =

UL3 maxUL3

1mrk504083-wen d en ret670 setting example 1

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