Iec tr 61850 90 17 2017

However, a tec nical commite may pro ose the publ cation of a tec nical re ort when it has col ected data of a diff erent kin fom that whic is normal y publs ed as an International Stan

IEC TR 61 850- 90- 1 7

Editio 1.0 2 17-0

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IEC TR 61 850- 90- 1 7

Edit io 1.0 2 17-0

Part 90-17: Using IEC 618 0 t o t ransmit pow er qual ty dat a

CONTENTS

FOREWORD 7

INTRODUCTION 9

1 Sco e 10 2 Normative ref eren es 1

3 Terms an definition 12 4 Ab reviated terms 13 5 Uses cases an req irements: Ap l cation of p wer q al ty data 14 5.1 General 14 5.2 Con traints / as umption / desig con ideration 14 5.3 Actors 15 5.4 Use case diagram 15 5.5 Use cases des ription 16 5.6 Seq en e diagram 16 5.6.1 Req est for p wer q al ty me s rements 16 5.6.2 Sen in of p wer q al ty events/lmit violation 17 5.6.3 Retrieve p wer q al ty record 18 5.7 Clas if i ation an con e ts for p wer q al ty me s rements 18 5.7.1 General 18 5 8 PQ devices clas ification 21

5.9 PQ record 2

5.9.1 General 2

5.9.2 Evaluation of PQ record 2

5.9.3 Power f req en y 2

5.9.4 Mag itu e of p wer s p ly voltage 2

5.9.5 Sup ly voltage u b lan e 2

5.9.6 Voltage Harmonic 2

5.9.7 Interharmonic 31

5.9.8 Main sig al n voltages 3

5.9.9 Flc er 3

5.9.10 Con u ted emis ion in the 2 kHz to 9 kHz ran e 3

5.9.1 Con u ted emis ion in the 9 kHz to 15 kHz ran e 3

5.9.12 Mag itu e of c r ent 3

5.9.13 Cur ent u b lan e 3

5.9.14 Cur ent harmonic 3

5.9.15 Cur ent interharmonic 3

5.9.16 Cur ent recordin 3

5.10 PQ events 3

5.10.1 General 3

5.10.2 Sup ly voltage dips an inter uption 3

5.10.3 Evaluation of voltage events: Mag itu e-d ration ta le(s) 3

5.10.4 Flag in 41

5.10.5 Ra id voltage c an es (RVC) 4

6 IEC 618 0 inf ormation models for p wer q al ty prof iles 4

6.1 Power q al ty model n name con ention 4

6.2 Model n of a Clas A p wer q al ty in trument 4

6.2.1 Use case 1: Req est for p wer q alty me s rements 4

6.2.2 Use case 2: Sen in of p wer q al ty events/l mit violation 4

6.2.3 Use case 3: Retrieve p wer q al ty record 4

6.3 IEC 618 0 PQ ma pin 4

6.4 PQ monitorin 4

6.4.1 General 4

6.4.2 Use of LN MMXU/MMXN 4

6.4.3 Use of LN MHAI/MHAN 4

6.4.4 Use of LN MHFE – new LN 4

6.4.5 Use of LN MFLK 4

6.4.6 Use of LN MSQI 5

6.5 PQ event monitorin an PQ evaluation 5

6.5.1 General 5

6.5.2 Use of LN QVVR voltage variation 5

6.5.3 Use of LN QSVV Sup ly Voltage Variation – new LN 5

6.5.4 Use of LN QRVC ra id voltage c an es – new LN 5

6.5.5 Use of LN QFVR f eq en y variation 5

6.5.6 Use of LN QVUB voltage u b lan e 5

6.5.7 Use of LN QIUB c r ent u b lan e 5

6.5.8 Use of LN QFLK f lic er l mit violation 5

6.5.9 Use of LN QVHA harmonic /interharmonic l mit violation – new LN - 5

6.5.10 Use of LN QMSV main sig al n voltage l mit violation – new LN - 5

6.5.1 Use of LN QCPR contin ou p wer q al ty recorder – new LN - 5

6.5.12 Use of LN QVTR voltage tran ients 5

6.5.13 Use of LN QITR c r ent tran ients 5

7 Data model of namesp ce IEC 618 0-9 -17 for p wer qual ty 5

7.1 Namesp ce name an version 5

7.2 Ab reviated terms 5

7.3 L gical node clas es 5

7.3.1 General 5

7.3.2 Pac age LNGroupM 5

7.3.3 Pac age LNGroupQ 61

7.4 Data semantic 8

7.5 En merated data atribute typ s 8

7.5.1 General 8

7.5.2 Af fectedPhases9 -17Kin en meration 8

7.5.3 CalcMethod9 -17Kin en meration 8

7.5.4 Flc erCalcMethodKin en meration 8

7.5.5 FreqRan eGroupKin en meration 8

7.5.6 NumHarmonicPcbKin en meration 8

7.5.7 VoltInter uptDetection9 -17Kin en meration 8

8 Commu ication services for data tran fer 8

An ex A (normative) SCL en meration (IEC TR 618 0-9 -17) 8

A.1 SCL en meration (f rom DOEn ms_ 0 17) 8

Fig re 1 – Use cases related to Power Qual ty monitorin a pl cation 16

Fig re 2 – Use case "Req est f or p wer q al ty me s rements” 17

Fig re 3 – Use case "Sen in of p wer q al ty eventl mit violation” 17

Fig re 4 – Use case "Retrieve p wer q al ty record ” 18

Fig re 5 – Fi e tran f er of PQ record f om IED to u er 2

Fig re 6 – Fi e tran f er of PQ re orts fom IED to u er 2

Fig re 7 – Voltage record example (6 h): 10 min r.m.s values of mag itu e of s p ly voltage and ad itional record containin voltage variation (1/2 c cle r.m.s values) in a sin le phase LV s stem (Udin = 2 0 V) 2

Fig re 8 – One-month p wer f req en y record (10 s) an l mits of req en y deviation 5 Hz ± 1 % ac ordin to EN 5 160 2

Fig re 9 – Example of a one day 10 min voltage r.m.s record in a sin le phase LV s stem (Udin = 2 0 V) with dip (9 %) an swel (1 0 %) l mits 2

Fig re 10 – Harmonic s bgroup calc lation method ac ordin to IEC 610 0-4-7/IEC 610 0-4-3 2

Fig re 1 – Example of 10 min 3 rd harmonic record (sin le phase, LV 2 0 V), 5 we k 2

Fig re 12 – Interharmonic centred s bgroup calc lation method ac ordin to IEC 610 0-4-7 an IEC 610 0-4-3 3

Fig re 13 – Voltage levels of sig al f req en ies in percent of nominal voltage U n u ed in publc LV an MV network f rom EN 5 16 stan ard 3

Fig re 14 – Example of a one month lon term Flc er record (sin le phase, 2 0 V) 3

Fig re 15 – Groupin of 5 Hz feq en ies to 2 0 Hz f req en y b n s Y 3

Fig re 16 – Voltage events with h steresis explanation 3

Fig re 17 – Example of a voltage event: voltage dip with l mits (dip, swel , inter uption), h steresis = 2 % of Udin an ad itional record of voltage variation (1/2 c cle r.m.s values) 4

Fig re 18 – Voltage dip event with ad itional fault record 4

Fig re 19 – Flag ed data: s p ly voltage mag itu e is flag ed if a voltage dip oc ur ed in ag regation interval 41

Fig re 2 – RVC c aracterization 4

Fig re 21 – State of the art data model n f or u e case “Req est f or p wer q al ty me s rements” (new in IEC 610 0-4-3 :2 15) 4

Fig re 2 – State of the art data model n f or u e case "Sen in of p wer q alty events/l mit violation " (new in IEC 610 0-4-3 :2 15) 4

Fig re 2 – State of the art data model n f or u e case “Retrieve p wer q al ty record " (new in IEC 610 0-4-3 :2 15) 4

Fig re 2 – Model n of mag itu e-d ration ta le f or voltage events with histogram HST 5

Fig re 2 – Vis al zation of example event in Fig re 17/Fig re 18/Fig re 2 in ITI c rve 5

Fig re 2 – Clas diagram L gicalNodes_ 0 17: L gicalNodes_ 0 17 5

Fig re 2 – Clas diagram LNGroupM: LNGroupM 5

Fig re 2 – Clas diagram LNGroupQ: LNGroupQ1 6

Fig re 2 – Clas diagram LNGroupQ: LNGroupQ2 6

Fig re 3 – Voltage events with h steresis explanation 7

Fig re 31 – En merated data at ribute typ s 8

Ta le 1 – Actors an roles 15

Ta le 2 – Use cases an a plcation 16

Ta le 3 – Use case "Req est for p wer q al ty me s rements" 16

Ta le 4 – Use case "Sen in of p wer q al ty events/lmits violation " 17

Ta le 5 – Use case "Retrieve p wer q al ty record " 18

Ta le 6 – Ma pin b tween PQ me s rement method , evaluation/re ortin

req irements an IEC 618 0 model n 19

Ta le 7 – Relation b twe n LN an PQ u e cases 21

Ta le 8 – PQ record f or Clas A an Clas S devices 2

Ta le 9 – Tran f er of PQ record v tran fer of PQ re orts 2

Ta le 10 – Evaluation of p wer f req en y data ac ordin to EN 5 16 2

Ta le 1 – Evaluation of a voltage mag itu e record (sin le phase, LV: 2 0 V) 2

Ta le 12 – Limits f or harmonic in LV/MV network 2

Ta le 13 – Limits f or harmonic in HV network 3

Ta le 14 – LV/MV network l mits for harmonic /interharmonic ac ordin to IEC TS 6 7 9 3 Ta le 15 – HV network l mits for harmonic /interharmonic ac ordin to IEC TS 6 7 9 31

Ta le 16 – Fl c er severity Plt recommen ed values 3

Ta le 17 – Evaluation of a Flc er record (sin le phase, nominal voltage 2 0 V) 3

Ta le 18 – Req irements f om IEC 610 0-4-7:2 0 3

Ta le 19 – Req irements f om IEC 610 0-4-3 :2 15 3

Ta le 2 – PQ event overview 3

Ta le 21 – Voltage dip/inter uption an swel clas ification ac ordin to EN 5 16 3

Ta le 2 – Voltage event clas if i ation ac ordin to IEC TS 6 7 9 3

Ta le 2 – Example of sin le event as es ment ac ordin to IEC TS 6 7 9 4

Ta le 2 – Flag in req irements v u e cases ac ordin to Fig re 1 41

Ta le 2 – Calc lation method f or p wer q al ty values ac ordin to IEC 610 0-4-3 4

Ta le 2 – Calc lation method f or modified p wer q alty values 4

Ta le 2 – PQ ma pin 4

Ta le 2 – Relation b twe n nominal f eq en y, n mb r of c cles an harmonic /interharmonic groupin for PQ a plcation 4

Ta le 2 – Order of DC, harmonic an interharmonic in MHAI f or PQ a pl cation 4

Ta le 3 – h tVal in ices (e.g ac ordin to IEC TS 6 7 9) 51

Ta le 31 – Ar ay ar an ement for voltage events 5

Ta le 3 – Normative a breviation f or data o ject names 5

Ta le 3 – Data o jects of MHFE 6

Ta le 3 – Data o jects of QCPR 6

Ta le 3 – Data o jects of QFLK 6

Ta le 3 – Data o jects of QFVRext 6

Ta le 3 – Data o jects of QITRext 6

Ta le 3 – Data o jects of QIUBext 7

Ta le 3 – Data o jects of QMSV 71

Ta le 4 – Data o jects of QRVC 7

Ta le 41 – Data o jects of QSVV 7

Ta le 4 – Data o jects of QVHA 7

Ta le 4 – Data o jects of QVTRext 7

Ta le 4 – Data o jects of QVUBext 7

Ta le 4 – Data o jects of QVVRext 7

Ta le 4 – At ributes def i ed on clas es of L gicalNodes_ 0 17 p c age 81

Ta le 4 – Literals of Aff ectedPhases9 -17Kin 8

Ta le 4 – Literals of CalcMethod9 -17Kin 8

Ta le 4 – Literals of Fl c erCalcMethodKin 8

Ta le 5 – Literals of FreqRan eGroupKin 8

Ta le 51 – Literals of NumHarmonicPcbKin 8

Ta le 5 – Literals of VoltInter uptDetection9 -17Kin 8

INTERNATIONAL ELECTROTECHNICAL COMMISSION

Part 90-17: Using IEC 61850 to transmit power qual ty data

1 Th Intern tio al Ele trote h ic l Commis io (IEC) is a worldwid org niz tio for sta d rdiz tio c mprisin

al n tio al ele trote h ic l c mmite s (IEC Natio al Commite s) Th o je t of IEC is to promote intern

-tio al c -o eratio o al q e tio s c n ernin sta d rdiz tio in th ele tric l a d ele tro ic field To this

e d a d in a ditio to oth r a tivitie , IEC p bls e Intern tio al Sta d rd , Te h ic l Sp cific tio s, Te

h-nic l Re orts, Pu lcly Av ia le Sp cif i atio s (P S) a d Guid s (h re fter refere to a “IEC Pu lc

-tio (s)”) Th ir pre aratio is e tru te to te h ic l c mmite s; a y IEC Natio al Commite intere te in th

s bje t d alt with ma p rticip te in this pre aratory work Intern tio al g v rnme tal a d n n-g v rnme tal

org niz tio s laisin with th IEC als p rticip te in this pre aratio IEC c la orate clo ely with th Intern

-tio al Org niz tio f or Sta d rdiz tio (ISO) in a c rd n e with c n itio s d termin d b a re me t b twe n

th two org niz tio s

2) Th formal d cisio s or a re me ts of IEC o te h ic l maters e pre s, a n arly a p s ible, a intern tio al

c n e s s of o inio o th rele a t s bje ts sin e e c te h ic l c mmite h s re re e tatio fom al inter

e te IEC Natio al Commite s

3) IEC Pu lc tio s h v th f orm of re omme d tio s f or intern tio al u e a d are a c pte b IEC Natio al

Commite s in th t s n e Whie al re s n ble eff orts are ma e to e s re th t th te h ic l c nte t of IEC

Pu lc tio s is a c rate, IEC c n ot b h ld re p n ible for th wa in whic th y are u e or for a y misinter

pretatio b a y e d u er

4) In ord r to promote intern tio al u if ormity, IEC Natio al Commite s u d rta e to a ply IEC Pu lc tio s

tra s are tly to th ma imum e te t p s ible in th ir n tio al a d re io al p blc tio s An div rg n e b

-twe n a y IEC Pu lc tio a d th c r e p n in n tio al or re io al p blc tio s al b cle rly in ic te in

th later

5) IEC its lf d e n t pro id a y ate tatio of c nformity In e e d nt c rtif i atio b die pro id c nf ormity

a s s me t s rvic s a d, in s me are s, a c s to IEC mark of c nf ormity IEC is n t re p n ible for a y

s rvic s c rie o t b in e e d nt c rtif i atio b die

6) Al u ers s o ld e s re th t th y h v th late t e itio of this p blc tio

7) No la i ty s al ata h to IEC or its dire tors, emplo e s, s rv nts or a e ts in lu in in ivid al e p rts a d

memb rs of its te h ic l c mmite s a d IEC Natio al Commite s for a y p rs n l injury, pro erty d ma e or

oth r d ma e of a y n ture wh ts e er, wh th r dire t or in ire t, or f or c sts (in lu in le al fe s) a d e

-p n e arisin o t of th p blc tio , u e o or rela c u o , this IEC Pu lc tio or a y oth r IEC Pu lc

The main tas of IEC tec nical commit e s is to pre are International Stan ard However, a

tec nical commite may pro ose the publ cation of a tec nical re ort when it has col ected

data of a diff erent kin fom that whic is normal y publs ed as an International Stan ard, for

example "state of the art"

IEC 618 0-9 -17, whic is a tec nical re ort, has b en pre ared by IEC tec nical commite

5 : Power s stems management an as ociated inf ormation ex han e, in co p ration with

IEC tec nical commite 8 : Me s rin eq ipment f or electrical an electromag etic q anti

-ties

The text of this tec nical re ort is b sed on the f ol owin doc ments:

Ful inf ormation on the votin for the a proval of this tec nical re ort can b f ou d in the

re-p rt on votin in icated in the a ove ta le

This doc ment has b en drafted in ac ordan e with the ISO/IEC Directives, Part 2

A l st of al p rts of the IEC 618 0 series, u der the general title Commu ic tion n tworks a d

systems for p wer ut il ity a tomat ion, can b fou d on the IEC we site

The commite has decided that the contents of this doc ment wi remain u c an ed u ti the

sta i ty date in icated on the IEC we site u der "ht p:/ we store.iec.c " in the data related to

A bi n ual version of this publ cation may b is ued at a later date

IMPORTANT – Th 'colour in ide' logo on the cover pa e of this publ c tion indic te

that it contains colours whic are considere to be u eful f or the cor e t understa d

-ing of its conte ts Us rs s ould theref ore print this doc me t using a colour printer

Power q al ty (PQ) me s rement method are defined in IEC 610 0-4-3

Power q alty me s rement in truments are u ed to evaluate the q al ty of electricity (voltage

c aracteristic ) s p l ed by distribution an tran mis ion s stems an to evaluate the p ror

man e (emis ion) of eq ipment

These in truments provide dif ferent typ s of data for dif ferent a pl cation of PQ data:

• Power q al ty monitorin :

– Contin ity of s p ly monitorin ,

– Monitorin of diff erent voltage c aracteristic : Voltage q al ty (VQ) covers a wide

ran e of voltage disturb n es an deviation in voltage mag itu e or waveform f rom

the o timum values

• Power q al ty compl an e re ortin :

– Contin ou monitorin an compl an e re ortin of diff erent voltage c aracteristic at

p int of con ection

– Ad itional data are helpf ul for:

a) Detai ed pro lem analy is (e.g waveform or tran ient record ),

b) Flexible data evaluation (e.g grid codes f or data p st proces in )

NOT Se als “Do ume t o Guid ln s of Go d Pra tic o th Impleme tatio a d Us of Volta e Qu lty

Mo itorin Sy tems f or Re ulatory Purp s s, whic h s b e jointly d v lo e b CE R a d th ECRB” (C1

2-EQS-51 0 ) a d CIGRÉ/CIRED Joint Workin Gro p (JWG) C4.1 2: “Guid ln s for Power q alty mo itorin –

me s reme t lo atio s, pro e sin a d pre e tatio of d ta”

IEC 618 0 provides the services an data model n for tran mis ion of PQ related data fom

in truments to s bstation/SCADA s stems

There is a desire to have a commu ication mec anism that is compl ant to the con e t of

IEC 618 0 This doc ment lay out how this s al b done

Fi e b sed tran mis ion of PQ data is b sed on the f ol owin stan ard :

• IEC 6 2 5-2 /IEEE Std C3 1 1, Measuring rel ays a d prot ection e uipme t – P art 2 :

Commo format for tra sient dat a ex ch n e (COMTRADE) for p wer systems for fa lt

re ords,

• IEEE St d 1 5 3, PQDIF for PQ record (ev ent s, me s rement s, record )

Durin model n of PQ a pl cation IEC 618 0-7-4 an IEC 618 0-7-3 wi b reviewed

COMMUNICATION NETWORKS A ND SYSTEMS

FOR POWER UTILITY A UTOMA TION –

Part 90-17: Using IEC 61850 to transmit power qual ty data

This p rt of IEC 618 0, whic is a tec nical re ort, provides a way of ex han in p wer q al

-ty data b twe n in truments whose f un tion in lu e me s rin , recordin an p s ibly moni

-torin p wer q al ty phenomena in p wer s p ly s stems, an cl ents u in them in a way

NOT 3 This d c me t pro id s re omme d tio s for n min c n e tio s f or PQ me s reme ts pro id d b

p wer q alty in trume ts to ma ife t th u a e of Power q alty me s reme t meth d a d to e s re intero

era-bi ty

This doc ment provides

• Guidel nes for u in of IEC 618 0 f or p wer q al ty domain,

• Name sp ce exten ion b sed on p wer q al ty fu ction as es ment,

• Profi e f or u in IEC 618 0 in the sp cific context of IEC 610 0-4-3

Sp cific p wer q al ty req irements that can ot b whol y covered with existin L gical

Nodes (LN) or Common Data Clas es (CDC) (e.g LN f or contin ou p wer q al ty recorders,

LN f or RVC, etc.) wi b ad res ed an ad ed in the next edition of IEC 618 0-7-3 an

IEC 618 0-7-4

NOT 4 This d c me t refere c s to/is c mpla c with th future 618 0 ame dme t 2.1, a d als brin th

n e e eleme ts whic are ma d tory to u d rsta d th d c me t; at le st th n w pre e c c n itio s rule , a

wel a th e umeratio mo els

The namesp ce introd ced by this doc ment in Clau e 7 has the f ol owin pro erties:

• Namesp ce Version: 2 16

• Namesp ce Revision:

• UML model fi e whic ref lects this namesp ce edition: wg10uml0 v2 draf t Q0

-wg18uml0 v1 b-wg17uml0 v17c-jwg2 uml0 v0 c-tc17umlv0-tc3 umlv0.e p, UML model

version WG10UML0 v2 Draf tUpdate

• Namesp ce rele se date: 2 17-01-17

• Namesp ce name: “ Tr)IEC618 0-9 -17:2 16”

This name sp ce is con idered as "tran itional" sin e the models are exp cted to b in lu ed

in f uture edition of IEC 618 0-7-4x Potential exten ion /modification may ha p n if/when

the models are moved to International Stan ard statu Only the new data o jects an CDCs

whic are re resented in b ld-ital c wi b tag ed with this namesp ce name The others sti

ref er to the namesp ce where they are primari y defined

The Prof ile (set of ad itional rules) f or u in IEC 618 0 in the sp cific context of

“Prof ile 610 0-4-3 _(Tr)IEC618 0-9 -17:2 16”

The folowin doc ments are refer ed to in the text in s c a way that some or al of their c

on-tent con titutes req irements of this doc ment For dated referen es, only the edition cited

a pl es For u dated ref eren es, the latest edition of the referen ed doc ment (in lu in an

amen ments) a pl es

IEC TR 610 0-3-6, El ectroma n t ic c mp tibility (EMC) – Part 3-6: Limits – As es me t of

emis ion limits for the c n e tion of d ist ort ing install at ions to MV, HV a d EHV p wer

sys-tems

IEC TR 610 0-3-7, Elect roma n tic c mp t ibil ity (EMC) – Part 3-7 : Limits – As es me t of

emis ion limits for t he c n e t ion of fl uct uat ing inst al l tio s to MV, HV a d EHV p wer sys

-tems

IEC TR 610 0-3-13, El ectroma n tic c mp tibil ity (EMC) – P art 3-13: Limit s – As es me t of

emis ion limits for the c n e tion of u b la c d inst al l tio s t o MV, HV a d EH V p wer sy

s-tems

IEC TR 610 0-3-14, El ectroma n tic c mp tibil it y (EMC) – P art 3-14: As es me t of

emis-sion limits for h rmo ics, interh rmo ics, v l ta e flu tu tions a d u b lan e for th c n e

-tion of disturbing inst allations t o LV power syst ems

IEC 610 0-4-7:2 0 , Electroma n t ic c mp t ibil it y (EMC) – P art 4-7 : Testing a d me

sure-me t tec niqu s – Ge eral g ide o h rmo ics a d interh rmo ics me sureme ts and

in-strume t at ion, for p wer su ply systems a d e uipme t c n e t ed t hereto

IEC 610 0-4-15:2 10, Electroma n tic c mp tibil ity (EMC) – P art 4-15: Testing a d me

s-ureme t t ec niqu s – Fl ick rmeter – Fun t ion l a d design sp cific tions

IEC 610 0-4-3 :2 15, El ectroma n tic c mp t ibil ity (EMC) – Part 4-3 : Testing a d me

s-ureme t tec niqu s – P ower q a ty me sureme t met hods

IEC TS 618 0-2, Commu ic tio n t works a d systems in su st at ions – Part 2: Gl os ary

IEC 618 0-7-1:2 1 , Commu ic tio n tworks a d systems for p wer util ity a tomat io –

P art 7-1: Basic c mmu icat ion stru ture – P rin iples a d models

IEC 618 0-7-2:2 10, Commu ic t io n tworks a d systems for p wer utility a tomatio –

P art 7-2: Basic informat ion a d c mmu ic tion stru ture – Abstra t c mmu ic tion servic

int era e (ACSI )

IEC 618 0-7-4, Commu ication n tworks a d systems for p wer util ity a tomation – Part 7-4:

Basic c mmu ic tion stru t ure – Comp tibl e logical n d e cl as es a d d at a o ject cl as es

IEC 618 0-8-1:2 1 , Commu ic tio n tworks a d systems for p wer util ity a tomat io –

P art 8-1: Sp cific c mmu ic tion servic ma ping (SCSM) – Map in s to MMS (ISO 950 -1

a d ISO 950 -2) a d to ISO/IEC 8 0 -3

IEC TR 618 0-9 -2, Commu ic tio n tworks a d systems for p wer util ity a tomat ion –

P art 9 -2: Using IEC 61850 for the c mmu ic tion b t wee su stat ions a d c ntrol c ntres

IEC 6 5 6-1:2 13, P ower q a ty me sureme t i n p wer su ply systems – Part 1: Power

q a ty instrume ts (PQI )

IEC TS 6 7 9:2 15, As es me t of p wer q a ty – Ch ra terist ics ofel ectricity su pl ied b

p b c n t works

IEEE Std 1 5 3:2 03, Power Qu l ity Data Interc a g F ormat (P QDIF)

EN 510 0, Volt ag c ara teristics in p b c d istribution syst ems

3 Terms a d def initions

For the purp ses of this doc ment, the fol owin terms an definition a ply

ISO an IEC maintain terminological data ases for u e in stan ardization at the f ol owin

• IEC Electro edia: avai a le at ht p:/ electro edia.org/

• ISO Onlne browsin platf orm: avai a le at htp:/ www.iso.org/o p

3.1

power qual ty instrume t

PQI

in trument ac ordin to IEC 6 5 6-1 whose main fu ction is to me s re, record an p s ibly

monitor p wer q al ty p rameters in p wer s p ly s stems, an whose me s rin method

(clas A or clas S) are defined in IEC 610 0-4-3

in ivid al me s rement p th throu h an in trument

Note 1 to e try: “Ch n el” a d “p a e” are n t th s me A v lta e c a n l is b d finitio th dif fere c in

p te tial b twe n 2 c n u tors Ph s refers to a sin le c n u tor On p ly h s s stems, a c a n l ma b

b twe n 2 p a e , or b twe n a p a e a d n utral or b twe n a p a e a de rth, or b twe n n utral a d e rth

a e is a ple to th termin ls, th n this v lta e is th d clare s p ly v lta e Uc.

3.7

f lic er

impres ion of u ste dines of vis al sen ation in u ed by a l g t stimulu whose luminan e

or sp ctral distribution f l ctuates with time

[SOURCE: IEC 6 0 0-161:19 0, 161-0 -13]

3.8

power qual ty

c aracteristic of the electricity at a given p int on an electrical s stem, evaluated again t a

set of ref eren e tec nical p rameters

Note 1 to e try: Th s p rameters mig t, in s me c s s, relate to th c mp tibi ty b twe n ele tricity s p le

o a n twork a d th lo d c n e te to th t n twork

3.9

r.m.s (ro t me n-s uare) v lue

s uare ro t of the arithmetic me n of the s uares of the in tantane u values of a q antity

taken over a sp cified time interval an a sp cified b n width

For the purp ses of this doc ment, the a breviated terms given in IEC TS 618 0-2 an

IEC 618 0-7-2 an the f ol owin a ply

A SI Ab tra t c mmu ic tio s rvic intera e

COMF DE Commo f ormat for e e t d ta e c a g

COMTRA E Commo format for tra sie t d ta e c a g

MMS Ma ufa turin Me s gin Sp cific tio Se IEC 618

0-8-M-O-C ma d tory – o tio al – c n itio al

MSV Main sig al n v lta e (ip le c ntrol)

MV Me ium v lta e ( kV to 3 kV)

PQI Power Qu lty In trume t Se IEC 6 5 6

-PQDIF Qu lty Data Interc a g Format

Pst Sh rt-term f lic er e alu tio b s d o a o s rv tio p rio of 10 min te Se IEC 610 0-4- 5

PQI Power Qu lty In trume t

SC D Su ervis ry Co trol a d Data Ac uisitio

NOT Ab re iatio s u e for th id ntific tio of th c mmo d ta cla s s/L gic l No e (LN) a d a n me of

th atrib te are s e ifie in th s e if i cla s s of this d c me t a d are n t re e te h re

5 Uses cases and requireme ts: A ppl c tion of power qual ty data

Model n of p wer q al ty in truments in lu es al method to tran fer p wer q al ty inf or

mation f om IED (e.g PQI) to an a pl cation in the s bstation, control centre or maintenan e

centre

5.2 Constraints / a s mptions / de ign consid rations

The IED is eq ip ed with a commu ication interf ace to sen the p wer q al ty inf ormation to

the s bstation, control centre or maintenan e centre Ad itional y the IED may store p wer

q al ty information in local record that can b retrieved f om the s bstation, control centre or

maintenan e centre

Power q al ty inf ormation is u ed either for o erational purp se an / or for off line analy is

an grid code evaluation:

1) SCADA-Control an PQ Monitorin :

• Provide me s rements of p wer q al ty values (10 s, 10/12 c cle, 15 /18 c cle, etc.)

in order to make o erational decision : o tain information to evaluate PQ tren s (with

-out PQ l mit violation , e.g in re se of harmonic , THD, u b lan e, etc.)

• Contin ity of s p ly monitorin : detect an tran mit voltage events (alarmin or critical

l mit violation) in re l-time (1/2 c cle or 1 c cle) in order to make an o erational deci

-sion by network o erator

ity me s reme t or e alu tio Th re uireme ts for time clo k u c rtainty are s e if i d in

IEC 610 0-4-3

2) p wer q alty monitorin s stems (data ase driven analy is):

• Periodic re ortin of p wer q al ty in ices, ag regated p wer q alty values over a d

e-f i ed s rvey p riod,

• s p orts complan e re orts b sed on contracts b twe n p rties in the electrical s

s-tem at con ection p int,

• commentin of PQ events, re orts on PQ- elated disturb n es, grid code compl an e

me s rements etc

• inf orm c stomers with eq ipment an proces es that are sen itive to PQ disturb n es,

• o tain inf ormation to determine the ne d an dimen ionin of reinforcement or recon

-stru tion of s p ly network ,

• L rge in tal ation : control of emis ion levels, implement method to improve p wer

q al ty

• Man f acturer of mas market prod cts: red ce emis ion

– emis ion req irements in stan ard are updated to take into ac ou t the develo

-ment of markets an c an es in tec nologies

• Network o erators: red ce emis ion

– Set re sona le emis ion lmits f or network u ers

a) Limits on emis ion f rom in ivid al c stomers are neces ary to maintain the

voltage disturb n e levels b low the voltage q al ty req irements without

ex-ces ive costs for other c stomers The l mits on emis ion s ould b re sona le

f or b th the network o erator an the c stomers cau in the emis ion,

b) b sed on plan in levels an IEC TR 610 0-3-6, IEC TR 610 0-3-7, IEC TR

610 0-3-13 an /or IEC TR 610 0-3-14

The p wer q al ty monitorin u e case req ires the actors s own in Ta le 1:

Table 1 – Actors a d roles

IED Ha g t al n c s ary informatio to ma a e s e if i aly th p wer q alty d ta

• Co trol c ntre whic is a pla e wh re a ma ter statio is lo ate Th c ntrol

c ntre (SC D , EMS, DMS, GMS, grid o erators) re eiv s a d pro e s s

d ta c min fom IED

• Mainte a c c ntre whic is a pla e fom wh re mainte a c , ma a eme t

of a s t, disturb n e a aly is a d th meterin are ma a e

• A lo al u er whic is a te h icia h vin to interv n o th s b tatio a

-tomatio s stem

• a micro rid c ntroler c n u e p wer q alty d ta to trig er inte tio al isla

d-in (ie dis o n ct fom th grid), a d it wi h v to re ulate p wer q alty

intern ly (ta e a tio b s d o lo al p wer q alty d ta)

Fig re 1 s ows a p wer q al ty u e case diagram

Figure 1 – Us c s s relate to Power Qual ty monitoring ap l c tion

After re eiv d re u st f rom c ntrol c ntre a d/or mainte a c c ntre, IED

s n s th rig t informatio to u er: PQ me s reme ts a d c lc latio s

Historic Power q alty informatio th t h s b e store in th IED c n b

re-trie e o re u st of th s b tatio or c ntrol c ntre via f ile tra sfer: PQ re

-ord , PQ e e ts a d/or PQ re orts

5.6.1 Re ue t f or power q al ty me s reme ts

Ta le 3 s ows a u e case "Req est f or p wer q al ty me s rements"

Table 3 – Us c s "Re u st f or power qual ty me s reme ts"

Ste 1 Us r s n s a re u st to g t me s reme ts relate to p wer q alty ma a eme t

Fig re 2 s ows a u e case "Req est for p wer q alty me s rements"

Figure 2 – Us c s "Re ue t for power qual ty me s reme ts”

5.6.2 Se ding of power qual ty e e ts/l mit violations

Ta le 4 s ows a u e case "Sen in of p wer q alty events/lmits violation "

Table 4 – Us c s "Se ding of power qual ty e e ts/l mits violations"

Ste 1 Th u er d fin s s tin s for PQ lmits

Ste 2 IED a q ire p wer q alty e e t or lmit violatio

Ste 3 Th p wer q alty e e t or lmit violatio is s nt with time stamp, c u e of tra smis io ,

etc to th u er

Ste 3 (o tio al) A micro rid c ntroler ta e a tio b s d o lo al p wer q alty d ta

Fig re 3 s ows a u e case "Sen in of p wer q al ty events/l mits violation "

IE C

Fig re 3 – Us c s "Se ding of power qual ty e e t/l mit violation”

IEC

5.6.3 Retrie e power qu l ty re ord

Ta le 5 s ows a u e case "Retrieve p wer q alty record "

Table 5 – Us c s "Retrie e power qu l ty record "

Ste 1 Us r s n s a re u st to g t p wer q alty re ord store in th IED

Ste 2 IED tra smits th informatio to th u er

Fig re 4 s ows a u e case "Retrieve p wer q al ty record "

IEC

Figure 4 – Us c s "Retrie e power qual ty re ords”

NOT Th g n ratio of PQ re orts in th IED a d tra smis io of PQ re orts in te d of PQ lo g term re ord

1) PQ data me s rement (onl ne montorin ),

3) PQ compl an e re ortin /analy is (Contin ou phenomena/record , f ile transfer)

Ele troma n tic c mp tibi ty (EMC)

– Part 4-3 : Te tin a d me s

Commu ic tio n twork a d s stems

for p wer uti ty a tomatio – Part 7-4:

Ba ic c mmu ic tio stru ture – Com

5.10 Main sig al n v lta e o th

Ta le 7 identifies the req irements ac ordin to the 3 u e cases an hig lg ts the pro osed

LNgro p M: Meterin an me surement

L gic l n d for v lta e, c re t, fe u n y a d p wer (o tio al) re ortin :

MMX

L gic l n d for h rmo ic /interh rmo ic /TH re ortin : MH I/MH N

L gic l n d for f lic er re ortin : MFLK

L gic l n d for imb la c c lc latio s: MSQI

Lo i cal node for emission in th ra ge fom 2 kHz t o 15 kHz : MH FE

LNgro p R: Prote tio related f unctio s

L gic l n d for f ault re ord alarmin : RDRE (COMTRA E)

MMX Fie tra sf er for fa lt re ord (COMTRA E)

LNgro p Q: P wer q alty event dete tio or evaluatio related

L gic l n d for v lta e v riatio re ortin : QV R

L gic l n d for f re u n y v riatio re ortin : QFVR

L gic l n d for v lta e u b la c v riatio re ortin : QV B

L gic l n d for c re t u b la c v riatio re ortin : QIUB

L gic l n d for v lta e tra sie ts re ortin : QVTR

L gic l n d for c re t tra sie ts re ortin : QITR

L gi cal n de for s p l y v ltage c ange : QSV

L gi cal n de for RVC (Rapid Voltage Change ) QRVC

L gi cal n de for ha mo ics/interha mo i cs/THD va iation re orti ng: QVH A

L gi cal n de for fli ck r va iation re orti ng: QFLK

L gi cal n de for c ntinu u PQ re ord s QCPR (P QDIF)

M MX Fil e tr n fer for PQ re ords (PQDIF)

B old-talc: new data ob jects required

This clas is u ed where precise me s rements are neces ary, for example, f or c

ontrac-tual a plcation that may req ire resolvin disputes, verifyin compl an e with stan ard ,

etc An me s rements of a p rameter car ied out with two dif ferent in truments compl

y-in with the req irements of Clas A, when me s rin the same sig als, wi prod ce

matc in res lts within the specified u certainty for that p rameter

• Clas S:

This clas is u ed f or statistical a plcation s c as s rvey or p wer q al ty as es ment,

p s ibly with a l mited s bset of p rameters Althou h it u es eq ivalent intervals of

me s rement as clas A, the clas S proces in req irements are mu h lower

This TR wi foc s on clas A devices to cover the maximum of fu ction an state of the art

data model n

5.9 PQ re ords

Ta le 8 s ows PQ record for Clas A an Clas S devices

Table 8 – PQ re ords for Cla s A a d Cla s S de ic s

P wer Freq ency

Mag itu e of he S p ly Voltage

10min a gre atio me s reme t

2 h a gre atio me s reme t (o

Mag itu e of he cur ents

10min a gre atio me s reme t

2 h a gre atio me s reme t (o

6-PQ record are man atory lon term record in p wer q al ty in truments ac ordin to

IEC 6 5 6-1 IEC 610 0-4-3 provides the p wer q alty me s rement method , me s

re-ment ran es an ac urac req irements

PQ record are u ed for p wer q alty evaluation ac ordin to stan ard , whic define l mits

f or p wer q alty values (e.g EN 5 16 ) or p wer q al ty in ices (e.g IEC TS 6 7 9)

PQ record are stored in mas storage of in truments It is neces ary to tran mit PQ lon

term record f or evaluation (external p st proces in of PQ data) or to tran mit PQ re orts

f rom IED to u er (internal p st proces in )

NOT IEC 614 0-21 pro id s a u iform meth d lo y th t wi e s re c n iste c a d a c ra y in th pre e ta

-tio , te tin a d a s s me t of p wer q alty c ara teristic of gridc n e te win turbin s (WTs)

Fig re 5 s ows fi e tran fer of PQ record f rom IEC to u er

IEC

Figure 5 – Fi e tra sfer of PQ re ord from IED to us r

Fig re 6 s ows fi e tran fer of PQ re orts f om IEC to u er

IE C

Figure 6 – Fi e tra sfer of PQ reports from IED to us r

Ta le 9 s ows tran f er of PQ record v tran f er of PQ re orts

Table 9 – Tra sfer of PQ re ords v tra sfer of PQ reports

Transf er of PQ re ords Transf er of PQ rep rts

Fig re 7 s ows a voltage record example (6 h): 10 min r.m.s values of mag itu e of s p ly

voltage an ad itional record containin voltage variation (1/2 c cle r.m.s values) in a sin le

phase LV s stem (Udin = 2 0 V)

IEC

Fig re 7 – Volta e re ord e ample (6 h) 10 min r.m.s v lue of ma nitude of s p ly

volta e a d a ditional re ord containing volta e variations

(1/2 c cle r.m.s v lue ) in a single pha e LV s stem (Udin = 2 0 V)

PQ record contain man atory me s rements ac ordin to IEC 610 0-4-3 an mig t contain

ad itional information (e.g f ault record or ½ c cle r.m.s value record )

• IEC 610 0-4-3 :2 15: 10/12 c cles (win turbines), 1 s (national stan ard )

Fig re 8 s ows a one-month p wer feq en y record (10 s) an l mits of feq en y deviation

5 Hz ± 1 % ac ordin to EN 5 160

IEC

Fig re 8 – One-month power fre u nc re ord (10 s) a d l mits

of fre ue c de iation 5 Hz ± 1 % a cordin to EN 5 16

Evaluation ac ordin to EN 5 16 (LV (< 1 kV), MV (1 kV to 3 kV), HV (3 kV to 15 kV)

Me n value of the fu damental f req en y me s red over 10 s s al b within a ran e of

• f or s stems with s n hronou con ection to an intercon ected s stem:

– 5 Hz ± 1 % (i.e 4 ,5 Hz to 5 ,5 Hz) d rin 9 ,5 % of a ye r; (0,5 % of a ye r =

4 ,8 h)

Evaluation ac ordin to IEC TS 6 7 9:

• The f req en y s al b maintained within a given deviation f rom the sp cif ied value, 5 Hz

or 6 Hz

– e.g Ja an ± 0,2 Hz

Ta le 10 gives an evaluation of p wer f req en y ac ordin to EN 5 16

Table 10 – Ev luation of power fre ue c data a cordin to EN 5 16

5.9.4 Ma nitude of power s pply volta e

Req irements f rom IEC 610 0-4-3 :

• data storage Interval:

– 10 min

• 5 5 0 values/c an el/ye r

• 1 0 8 values/c an el/we k

• s p ly voltage variation

– s ould not ex e d ± 10 % of the declared voltage Uc me s rement p riod of at

• d rin e c p riod of one we k, the 10 min r.m.s values of the voltage at the s p ly

terminals (U), ex lu in p riod with inter uption , s ould comply with the fol owin

con ition :

– voltage p rcenti e Uρ % do s not ex e d Un + 10 %

– voltage p rcenti e Uβ % is not lower than Un – 10 %

ρ havin a value in the ran e (9 , 10 ) ac ordin to national con ition

β havin a value of 5 or in the ran e of (0, 1) ac ordin to national con ition

– an voltage p rcentie U(10 -ρ) % not b in lower than Un – 15 %

2) MV (1 kV to 3 kV)

• d rin e c p riod of one we k, the 10 min r.m.s values of the voltage at the s p ly

terminals (U), ex lu in the p riod of inter uption, s ould comply with the f ol owin

con ition :

– voltage p rcenti e U9 % do s not ex e d Uc + 10 %;

– voltage p rcenti e U1 % is not lower than Uc – 10 %,

– voltage p rcenti e U0 % not b in lower than Un – 15;

3) HV (3 kV to 2 0 kV)

• d rin e c p riod of one 1 we k, the 10 min r.m.s values of the voltage at the s p ly

terminals (U), ex lu in the p riod of inter uption, s ould comply with the f ol owin

con ition :

– voltage p rcenti e U9 % do s not ex e d Uc + 10 %;

– voltage p rcenti e U1 % is not lower than Uc – 10 %;

Ta le 1 s ows the evaluation of a voltage mag itu e record (sin le phase, LV: 2 0 V)

Table 1 – Ev luation of a volta e ma nitude re ord (sin le pha e, LV: 2 0 V)

5.9.5 Supply volta e unbala c

Req irements f om IEC 610 0-4-3 : me s rement:

10

10

012

uUU

u

Evaluation ac ordin to EN 5 16 or IEC TS 6 7 9

LV, MV (1 kV … 3 kV), (HV in IEC TS 6 7 9)

• Durin e c p riod of one we k, 9 % of the 10 min me n r.m.s values of the negative

phase seq en e comp nent (fu damental) of the s p ly voltage s al b within the ran e

0 % to 2 % of the p sitive phase seq en e comp nent (fu damental)

• HV in EN 5 16 (3 kV to 15 kV): not defined

5.9.6 Volta e Harmonic

Req irements f rom IEC 610 0-4-3 :

• Data storage interval:

– 10 min (harmonic s bgroup 1 to 5 )

• 2 6 8 0 0 values/c an el/ye r

• 7 2 0 values/c an el/day

• 3 0 values/c an el/hour

– 2 h (harmonic s bgroup 1 to 5 )

• 219 0 0 values/c an el/ye r

• 4 20 values/c an el/we k

• 6 0 values/c an el/day

• 10/12-c cle ga les harmonic s b-group me s rement, denoted Gs ,n

Fig re 10 s ows the harmonic s bgroup calc lation method ac ordin to IEC 610

-vid al harmonic voltage s al b les than or eq al to the given values,

• the total harmonic distortion (THD) of the s p ly voltage s ould b les than or eq al

to 8 %

Ta le 12 s ows the l mits for harmonic in LV/MV network

Table 12 – Limits f or harmonic in LV/MV n twork

Table 13 – Limits for harmonic in HV network

De e din o th n twork d sig th v lu for th third h rmo ic ord r c n b s b ta tialy lower

Evaluation ac ordin to IEC TS 6 7 9:

triple h rmo ic wi f l w in n utral c n u tors a d ma c u e hig er h rmo ic v lta e In th s c s s, th hig

-e t v lu in bra k ts wi b ter c ara teriz th s stem h rmo ic v lta e

4) MV (1 kV to 3 kV)

• d rin e c p riod of one we k, the voltage p rcenti e U

h 5 %

of the 10 min r.m.s val

-ues of e c in ivid al harmonic voltage s ould b les than or eq al to the given val

-ues in Ta le 14 The total harmonic distortion (THD) of the s p ly voltage s ould b

• The total harmonic distortion (THD) of the s p ly voltage s al b lmited u der a value

within 3 % to 5 % (in lu in harmonic f or orders up to 5 )

Ta le 15 s ows HV network l mits f or harmonic /interharmonic ac ordin to IEC TS 6 7 9

Table 15 – HV network l mits f or harmonic /interh rmonic a cording to IEC TS 6 7 9

NOT Limits for in ivid al h rmo ic v lta e hig er th n 13 are u d r c n id ratio d e to lmite a c ra y of

v lta e tra sf ormers c re tly inu eo H s stems

5.9.7 Interh rmonic

Req irements f rom IEC 610 0-4-3 :

• Data storage Interval:

– 10 min (interharmonic centred s bgroup 1 to 5 )

• 2 6 8 0 0 values/c an el/ye r

• 7 2 0 values/c an el/day

• 3 0 values/c an el/hour

– 2 h (interharmonic centred s bgroup 1 to 5 )

• 219 0 0 values/c an el/ye r

• 4 2 0 values/c an el/we k

Figure 12 – Interh rmonic c ntre s bgroup c lc lation

method a cording to IEC 610 0-4-7 a d IEC 610 0-4-3

Evaluation ac ordin to EN 5 16 (LV (< 1 kV), MV (1 kV to 3 kV), HV (3 kV to 15 kV):

• L vels are u der con ideration, p n in more exp rien e

Evaluation ac ordin to IEC TS 6 7 9 (LV (< 1 kV), MV (1 kV to 3 kV), HV (3 kV to

15 kV):

• Same levels as f or harmonic

5.9.8 Mains signal ng volta e

Req irements f rom IEC 610 0-4-3 (f or main sig al n f req en ies b low 3 kHz):

• Raw data: 10/12-c cle (harmonic/interharmonic/feq en y bin)

• Optional MSV record up to 12 s ( hres old trig er) 6 0 values/c an el/record

• 15 /18 -c lce for EN 5 16 evaluation:

– 2 cou ters for dai y MSV evaluation:

– Cou ter C1: r.m.s value is les than or eq al voltage level given in Fig re 13

– Cou ter C2: r.m.s value is hig er than voltage level given in Fig re 13

Req irements f rom EN 5 16 : For 9 % of a day the 3 s me n value of sig al voltages s al

b les than or eq al to the values given in Fig re 13 It is f ulfi ed, if the ratio C2/C1*10 %

for one day is hig er than 9 %

IE C Harmo ic

Figure 13 – Volta e le els of signal f re ue cie in perc nt of nomin l volta e U

n

5.9.9 Fl c er

Req irements f rom IEC 610 0-4-3 :

• data storage Interval:

Data storage Interval:

Fig re 15 s ows the groupin of 5 Hz f req en ies to 2 0 Hz f req en y b n s Y

Fig re 15 – Groupin of 5 Hz fre ue cie to 2 0 Hz fre ue c ba ds Y

Ta le 18 gives the req irements fom IEC 610 0-4-7:2 0

Table 18 – Re uireme ts from IEC 610 0-4-7:2 0

Information a out emis ion mag itu es in the 2 kHz to 9 kHz b n can b fou d in

IEC 610 0-2-4:2 0 , C.3, where, for example, on s stems with U

din

= 2 0 V, “few troubles

were re orted on network havin ” emis ion in the ran e 0,4 V to 3,4 V For the same

2 kHz to 9 kHz b n , IEC 610 0-2-2:2 0 , B.2.3, s g ests a referen e level for an 2 0 Hz

5.9.1 Conducte emis ion in the 9 kHz to 15 kHz ra ge

Sp cif i ation of exp rimental method des rib d in C.3 of IEC 610 0-4-3 :2 15: For 9 kHz to

15 kHz, at e c 10/12 c cle interval, 3 sets of these 71 bin are avai a le At e c 10/1

2-c cle interval, the minimum, average, an maximum value of the 3 r.m.s mag itu es of e c

of these 71 bin could b re orted In ad ition, at e c 10/12-c cle interval, a sin le r.m.s

maximum value of al 71 bin acros al c an els could b re orted

Ta le 19 gives the req irements fom IEC 610 0-4-3 :2 15

Table 19 – Re uireme ts from IEC 610 0-4-3 :2 15

Bin No f 1[kHz] f 2[kHz] min av max max (o er al 71 bins)

Req irements f rom IEC 610 0-4-3 :2 15:

• data storage interval:

– 10 min

• 5 5 0 values/c an el/ye r

• 1 0 8 values/c an el/we k

• Data storage interval:

– 10 min (harmonic s bgroup 1 to 5 )

• 219 0 0 values/c an el/ye r

• 4 2 0 values/c an el/we k

• 6 0 values/c an el/day

5.9.15 Cur e t interh rmonic

Req irements f rom IEC 610 0-4-3 :2 15:

• Data storage interval:

– 10 min (harmonic s bgroup 1 to 5 )

• 2 6 8 0 0 values/c an el/ye r

• 5 4 0 values/c annel/we k

Whenever an rms voltage c an el is recorded, the cor esp n in rms c r ent c an el s al

also b recorded at an eq ivalent ag regation level This a pl es b th to trig ered voltage

events, s c as dips an swel s an RVC, an to contin in ag regation, s c as 10-min an

Me s reme t of tra sie t v lta e c n b u ef ul b t is n t ma d tory

5.10.2 Supply volta e dips a d inter uption

NOT 1 Power q alty mo itorin for v lta e interu tio s, dip a d swels mo itor v lta e sig als in a simiar

wa to o erv lta e or u d rv lta e prote tio fu ctio s, h we er th y u e difere t intern l alg rithms with dif

f ere t ty e of s tin s

NOT 2 Power q alty mo itorin for v lta e interu tio s, dip a d swels mo itor v lta e sig als in a simiar

wa to o erv lta e or u d rv lta e prote tio f un tio s, h we er th y u e dif fere t intern l alg rithms with dif

f ere t ty e of s tin s Ba e alg rithm for PQ e e t d te tio is r.m.s v lta e refe h d e c h lfc cle (Urms(½)

v lu of th r.m.s v lta e me s re o er 1 c cle, c mme cin at a fu d me tal z ro cro sin , a d ref re h d

Figure 16 – Volta e e e ts with hy tere is e pla ation

NOT 3 Hy tere is is u e for dip , swels a d interu tio s Ty ic ly, th h stere is is e u l to 2 % of Udin

Mag itu e-d ration ta le ac ordin to EN 5 16 :