– in lu ion of s mb ls to in icate the RF eq ipment clas an restriction for u e;– in lu ion of EM field immu ity test for f eq en y f rom 1,4 GHz to 2,7 GHz; – in lu ion of emis ion l mi
Trang 1Part 2: Elect romagnet ic compat ibi ity (EMC) requirement s
Mat ériels de soudage par résist ance –
Part ie 2: Exigences de compat ibi it é élect romagnét ique (CEM)
Trang 2THIS PUBLICATION IS COPYRIGHT PROTECTED
Copyr ight © 2 15 IEC, Ge e a, Switzer la d
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p blc t io o si v ou av ez d s q e t io s c nt ac t ez-n u :
Trang 3R esist ance welding equipment –
Part 2: Elect romagnet ic compat ibi ity (EMC) requirement s
Mat ériels de soudage par résist ance –
Part ie 2: Ex igences de compat ibi it é élect romagnét ique (CEM)
W arnin ! Mak e s re that you o tain d this publc tion from a a t horize distributor
At te tion! V eui ez vou a s rer q e vou a ez o te u c t te publc t ion via u distribute r a ré
Trang 4FOREWORD 4
1 Sco e 6
2 Normative ref eren es 6
3 Terms an def i ition 8
4 General test req irements 9
4.1 Test con ition 9
4 2 Me s rin in truments
9 4.3 Artificial main network 9
4.4 Voltage pro e 9
4.5 Anten as 9
5 Test set-up f or emis ion an immu ity 9
5.1 General req irements 9
5.2 An i ary eq ipment 10 6 Emis ion tests 10 6.1 Clas ification of eq ipment 1
0 6.1.1 Clas A eq ipment 10 6.1.2 Clas B eq ipment 1
6.2 Test con ition 1
6.2.1 Test con ition for RF tests 1
6.2.2 Test con ition for low-req en y tests 1
6.3 Emis ion l mits 12 6.3.1 Main terminal disturb n e voltage 12 6.3.2 Electromag etic radiation disturb n e 13 6.3.3 L w-req en y emis ion l mits 13 7 Immu ity tests 13 7.1 Tests a pl ca i ty 13 7.2 Test con ition 14 7.3 Immu ity p rf orman e criteria 14 7.3.1 Per orman e criteria A 14 7.3.2 Per orman e criteria B 14 7.3.3 Per orman e criteria C 14 7.4 Immu ity levels 15 8 Doc mentation for the purc aser/u er 16 An ex A (informative) Limits 18 A.1 General 18 A.2 Main terminal disturban e voltage lmits 18 A.3 Electromag etic radiation disturb n e l mits 18 A.4 Harmonic c r ent l mits 2
A.5 Limits for voltage flu tuation an flc er 2
An ex B (informative) Symb ls 2
Biblogra h 2
Fig re 1 – Test p sition for H field me s rement 10
Trang 5Ta le 1 – Immu ity levels – En los re 15
Ta le 2 – Immu ity levels – AC input p wer p rt 15
Ta le 3 – Immu ity levels – Ports f or me s rement an control 16
Ta le A.1 – Main terminal disturb n e voltage l mits, idle state 18
Ta le A.2 – Main terminal disturb n e voltage l mits, lo d con ition 18
Ta le A.3 – Electromag etic radiation disturb n e l mits, idle state 19
Ta le A.4 – Electromag etic radiation disturb n e l mits, lo d con ition 19
Ta le A.5 – Mag etic field emis ion lmits for Clas B eq ipment 2
Ta le A.6 – Maximum p rmis ible harmonic c r ent for eq ipment with input c r ent
Trang 6INTERNATIONAL ELECTROTECHNICAL COMMISSION
_ _
Part 2: Electromagnetic compatibi ity (EMC) requirements
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
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a re me t b twe n th two org niz tio s
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in is e s ble for th c r e t a plc tio of this p blc tio
9) Ate tio is drawn to th p s ibi ty th t s me of th eleme ts of this IEC Pu lc tio ma b th s bje t of
p te t rig ts IEC s al n t b h ld re p n ible f or id ntif yin a y or al s c p te t rig ts
International Stan ard IEC 6 13 -2 has b en pre ared by IEC tec nical commit e 2 :
Electric weldin
This secon edition can els an re laces the f irst edition publ s ed in 2 0 an con titutes a
tec nical revision
This edition in lu es the f ol owin sig if i ant tec nical c an es with resp ct to the previou
edition:
– update of the a pl ca le l mits related to the updated ref eren e to CISPR 1 ;
– ex lu ion of the u e of nar ow b n relaxation f or RF emis ion lmits;
– update of the a plca le lmits for harmonic an fl c er related to the updated ref eren e
to IEC 610 0-3-1 an IEC 610 0-3-12;
– update of the req irements for voltage dips related to the updated ref eren e to IEC 610
0-4-1 an IEC 610 0-4-3 ;
Trang 7– in lu ion of s mb ls to in icate the RF eq ipment clas an restriction for u e;
– in lu ion of EM field immu ity test for f eq en y f rom 1,4 GHz to 2,7 GHz;
– in lu ion of emis ion l mits for clas B resistan e weldin eq ipment mag etic field
The text of this stan ard is b sed on the f ol owin doc ments:
Ful inf ormation on the votin f or the a proval of this stan ard can b fou d in the re ort on
votin in icated in the a ove ta le
This publ cation has b en draf ted in ac ordan e with the ISO/IEC Directives, Part 2
The lst of al the p rts of the IEC 6 13 series, u der the general title Resista c wel d in
e uipme t , can b fou d on the IEC we site
The commit e has decided that the contents of this publ cation 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 the sp cif i publ cation At this date, the publ cation wi b
• recon rmed,
• with rawn,
• re laced by a revised edition, or
Trang 8RESISTA NCE WELDING EQUIPMENT –
Part 2: Electromagnetic compatibi ity (EMC) requirements
This p rt of IEC 6 13 is a pl ca le to eq ipment for resistan e weldin an al ed proces es
whic are con ected to main s p les with rated voltages up to 1 0 0 V a.c r.m.s This
stan ard do s not def i e saf ety req irements
Resistan e weldin eq ipment typ tested in ac ordan e with, an whic has met the
requirements of, this stan ard, is de med to b in compl an e for al a pl cation
The f req en y ran e covered is fom 0 Hz to 40 GHz
This prod ct EMC stan ard f or resistan e weldin eq ipment takes preceden e over al
asp cts of the generic stan ard an no ad itional EMC tests are req ired or neces ary
NOT 1 Ty ic l al e pro e s s are re ista c h rd a d s f t s ld rin or re ista c h atin a hie e b me n
c mp ra le to re ista c weldin e uipme t
NOT 2 Limit v lu s are s e ifie for o ly p rt of th f re u n y ra g
Resistan e weldin eq ipment are clas ified as clas A an clas B eq ipment
NOT 3 Th lmits in this sta d rd c n ot, h we er, pro id ful prote tio a ain t interf ere c to ra io a d
tele isio re e tio wh n th re ista c weldin e uipme t is u e clo er th n 3 m to th re eivin a te n (e)
NOT 4 In s e ial c s s, wh n hig ly s s e tible a p ratu is b in u e in clo e pro imity, a ditio al
mitig tio me s re are s metime emplo e to f urth r re u e th ele troma n tic emis io s
This p rt of IEC 6 13 also defines immu ity req irements an test method for contin ou
an tran ient, con u ted an radiated disturb n es in lu in electrostatic dis harges
NOT 5 Th s re uireme ts d n t, h we er, c v r e treme c s s whic are e tremely rare
The f ol owin doc ments, in whole or in p rt, are normatively ref eren ed in this doc ment an
are in isp n a le f or its a pl cation For dated ref eren es, only the edition cited a pl es For
u dated referen es, the latest edition of the referen ed doc ment (in lu in an
Trang 9IEC 610 0-3-2:2 14, El ectroma n tic c mp tibil ity (EMC) – Part 3-2: Limits – Limits for
h rmo ic c re t emis ions (e uipme t in ut c re t ≤ 16 A p r p ase)
IEC 610 0-3-3:2 13, El ectroma n t ic c mp tibil it y (EMC) – Part 3: Limits – Limit ation of
v lt ag c a g s, v l tag fl uctu t ions a d fli k r in p b c l ow-v l ta e su ply systems, for
e uipme t with rated c re t ≤ 16 A p r p ase a d n t su je t t o c nd ition l c n e t ion
IEC 610 0-3-1 :2 0 , El ectroma n t ic c mp tibil ity (EMC) – P art 3-1 : Limits – Limitatio of
v lt ag c a g s, volt ag fl uct uat ions a d fli k er in p b c low-v lt ag su ply systems –
Equipme t with rated c re t ≤ 75 A a d su ject to c nd ition l c n e tion
IEC 610 0-3-12:2 1 , Electroma n tic c mp tibility (EMC) – Part 3-12: Limits for h rmo ic
c re ts produ ed b e uipme t c n e ted to p blc l ow-v lt ag systems wit h inp t c re t >
16 A a d ≤ 7 5 A p r p ase
IEC 610 0-4-2, Ele troma n t ic c mp t ibil ity (EMC) – Part 4-2: Test ing a d me sureme t
te h iqu s – Electrostat ic d isc arg immu ity t est
IEC 610 0-4-3, Ele troma n t ic c mp tibil ity (EMC) – Part 4-3: Testing a d me sureme t
te h iqu s – Rad iated , rad io fe u n y, el ectroma n t ic field immu ity test
IEC 610 0-4-4, Ele troma n tic c mp t ibility (EMC) – Part 4-4: Test ing a d me surement
tec niqu s – El ectric l fast tra sie t/b rst immu it y test
IEC 610 0-4-5, Ele troma n t ic c mp t ibil ity (EMC) – Part 4-5: Test ing a d me sureme t
te h iqu s – Surg immu ity test
IEC 610 0-4-6, Ele troma n t ic c mp tibil ity (EMC) – Part 4-6: Testing a d me sureme t
tec niqu s – Immu ity to c ndu ted d isturb n es, indu ed b rad io-fe u n y fiel ds
IEC 610 0-4-1 , El ectroma n t ic c mp tibil ity (EMC) – Part 4-1 : Testing a d me sureme t
te h iqu s – Voltag d ips, sh rt interu tions a d v ltag variat io s immu ity t ests
IEC 610 0-4-3 , El ectroma n tic c mp tibility (EMC) – Part 4-3 : Testing a d me sureme t
te h iqu s – Volt ag d ips, sh rt int er u t io s a d v l ta e v riat ions immu ity test s for
e uipme t with in ut c re t more th n 16 A p r p ase
IEC 6 13 -1, Resistan e weld in e uipme t – Part 1: Safety re uireme ts for d esign,
ma ufa t ure a d instal l at ion
CISPR 1 :2 0 , I nd ustrial, scie tific a d medic l e uipme t – Rad io-fe u n y d isturb n e
c ara terist ics – Limits a d methods ofme sureme t
CISPR 11:2 0 /AMD 1:2 10
CISPR 16-1-1, Sp cific tion for rad io d isturb n e a d immu ity me suring a p ratus a d
methods – Part 1-1: Rad io d isturb n e a d immu ity me suring a p rat us – Measurin
a p rat us
CISPR 16-1-2, Sp cific tion for rad io d isturb n e a d immu ity me suring a p ratus a d
methods – Part 1-2: Rad io d isturb n e a d immu ity me suring a p rat us – Co pling devic s
for c ndu ted d ist urb n e me sureme ts
CISPR 16-1-4, Sp cific tion for radio d isturb n e a d immu ity me suring a p rat us a d
met hods – P art 1-4: Rad io d ist urb n e a d immu ity me suring a p ratus – Ant en as a d
test sit es for rad iat ed d ist urb n e me sureme ts
Trang 10ISO 6 9, Resist an e wel ding – Resist an e weld ing e uipment – Mec a ic l a d el ectric l
3 Terms and def initions
For the purp ses of this doc ment, the terms an definition given in IEC 6 0 0-161
con ernin EMC an the relevant phenomena, given IEC 6 0 0-8 1, IEC 6 13 -1 an
ISO 6 9 on resistan e weldin eq ipment, as wel as the f ol owin , a ply
3.1
c ble port
p int at whic a con u tor or a ca le is con ected to the a p ratu
Note 1 to e try: Ex mple are sig al c ntrol a d p wer p rts
Note 2 to e try: Th weldin circ it of re ista c weldin e uipme t is n t a c ble p rt b t is p rt of th
stan ardized value that is u ed as a me s re of a p rameter f or the purp ses of comp rison,
cal bration, testin , etc
Note 1 to e try: Co v ntio al v lu s d n t n c s ariy a ply d rin th a tu l weldin pro e s
f its in a c l n rical test volume of 1,2 m in diameter an 1,5 m a ove the grou d plane
[SOURCE: CISPR 1 :2 0 /AMD1:2 10, 3.10]
Trang 114 General test requirements
4.1 Te t conditions
Tests s al b car ied out on completely as embled equipment re resentative of the series
prod ction Tests s al b p r ormed within the sp cif ied o eratin con ition for the
a p ratu at its rated s p ly voltage an f req en y as given in IEC 6 13 -1 Res lts o tained
f or RF emis ion an immu ity at 5 Hz are val d for the same model o eratin at 6 Hz an
vice versa
4.2 Me s rin instrume ts
The me s rin eq ipment s al comply with the req irements of CISPR 16-1-1 an the
stan ard refer ed to in Ta les 1, 2 an 3 as a pl ca le
4.3 Artif icial mains n twork
Me s rement of the main terminal disturb n e voltage s al b made u in an artificial
main network, if commercial y avai a le, con istin of 5 Ω/5 µH V-network as sp cified in
CISPR 16-1-2
The artif i ial network is req ired to provide a defined imp dan e at RF acros the main
s p ly at the p int of me s rement an also to provide for isolation of the eq ipment u der
test f om ambient noise on the p wer l nes
4.4 Volta e probe
A voltage pro e as sp cif ied in CISPR 16-1-2 s al b u ed when the artificial main network
can ot b u ed The pro e is con ected seq ential y b twe n e c l ne an the ref eren e
e rth The pro e s al con ist of a bloc in ca acitor an a resistor s c that the total
resistan e b twe n the lne an e rth is at le st 1 5 0 Ω The ef fect on the ac urac of
me s rement of the ca acitor or an other device whic may b u ed to protect the
me s rin receiver again t dan erou c r ents s al be either les than 1 dB or al owed for in
cal bration
4.5 Ante na
In the f req en y ran e f om 3 MHz to 1 GHz the anten a(s) u ed s al b as sp cif ied in
CISPR 16-1-4 Me s rements s al b made f or b th horizontal an vertical p larization The
ne rest p int of the anten a(s) to the grou d s al b not les than 0,2 m
5 Test set up f or emis ion and immunity
Emis ion an immu ity testin s al b car ied out on a re resentative resistan e weldin
in tal ation as des rib d b low Resistan e weldin eq ipment tested in s c an in tal ation
s al b con idered to have met the neces ary req irements of this stan ard
In an situation where it is neces ary to re-test the eq ipment to s ow compl an e with this
stan ard the test setup original y c osen s al b u ed in order to g arante con isten y of
the res lts, u les it is agre d by the man facturer to do otherwise
If the resistan e weldin eq ipment is p rt of an in tal ation, or can b con ected to au i ary
eq ipment, then the resistan e weldin eq ipment s al b tested whi st con ected to the
minimum config ration of au i ary eq ipment neces ary to exercise the p rts If the
resistan e weldin eq ipment has a large n mb r of simiar p rts or p rts with man simi ar
con ection , then a s ff i ient n mb r s al b selected to simulate actual o eratin
Trang 12Me s rements to determine complan e with the low-f req en y emis ion l mits s al b made
in ac ordan e with the test proced res of relevant b sic an referen ed stan ard
For electromag etic radiation disturb n e tests the se aration b twe n the anten a an the
eq ipment u der test s al b as sp cified in Clau e 6 of CISPR 1 :2 0
For radiated emis ion test in the f req en y ran e b twe n 15 kHz an 1 MHz, the anten a
s al b p sitioned on the axis z, as given in Fig re 1, p rp n ic lar to the plane x,y of the
weldin circ it
Figure 1 – Te t position f or H field me s reme t
Sp cific test set-up ge metries for immu ity tests are fou d in the b sic stan ard refer ed to
in Ta les 1, 2 an 3
Clas A resistan e weldin eq ipment may b me s red either on a test site or in sit u as
prefer ed by the man facturer
NOT Du to siz , c mple ity or o eratin c n itio s, s me re ista c weldin e uipme t are s metime
me s re in sit u in ord r to s ow c mpla c with th ra iatio disturb n e lmits s e if i d h rein
Clas B resistan e weldin eq ipment s al b me s red on a test site
The configuration of the resistan e weldin eq ipment u der test s al b precisely noted in
the test re ort
5.2 Anci ary e uipme t
An i ary eq ipment s al b tested in conju ction with the resistan e weldin eq ipment It
s al b con ected, in tal ed, config red an o erated as recommen ed by the man facturer
6 Emission tests
6.1 Cla sif ic tion of e uipme t
6.1.1 Cla s A e uipme t
Clas A eq ipment is inten ed for u e in location other than residential location where the
electrical p wer is provided by the publ c low-voltage s pply s stem
Trang 13Clas A eq ipment s al me t clas A l mits in ac ordan e with 6.3.
6.1.2 Cla s B e uipme t
Clas B eq ipment is s ita le for u e in al location , in lu in residential location where the
electrical p wer is provided by the publ c low-voltage s p ly s stem
Clas B eq ipment s al me t clas B l mits in ac ordan e with 6.3
6.2 Te t conditions
6.2.1 Te t con itions for RF te ts
Me s rements to determine compl an e with the emis ion l mits s al b made in ac ordan e
with the test proced res in CISPR 1 an as detai ed b low, u in the test set-up given in
Clau e 5
Resistan e weldin eq ipment is extremely diverse in its desig an workin con ition It
s al b tested u der the fol owin con ition :
a) idle state
b) lo ded
– set up the weldin circ it to minimize the imp dan e an to prod ce the hig est f low of
c r ent (i.e u in minimum arms len th an ga );
– set up the electrodes in s ort-circ it con ition;
– adju t the c r ent to o tain the hig est emis ion, if me n of adju tment is provided;
NOT For th ristorc ntrole e uipme t, a ig itio d la a gle of 9 ° ty ic ly giv s th hig e t
emis io v lu
– select a d ty c cle an a weldin he t time a pro riate f or the tested resistan e
weldin eq ipment an the req irements of the me s rin in trumentation
The test p rameters c osen s al b f ul y doc mented
6.2.2 Te t con itions for low-f re ue c te ts
Resistan e weldin eq ipment is extremely diverse in its desig an workin con ition It
s al b tested u der the fol owin con ition :
– set up the weldin circ it to minimize the imp dan e an to prod ce the hig est flow of
c r ent;
– set up the electrodes in s ort-circ it con ition;
– adju t the c r ent to o tain the hig est emis ion, if me n of adju tment is provided;
– calc late the eq ipment d ty c cle X at the maximum weldin c r ent b sed on Formula
is the maximum s ort circ it weldin c r ent;
– select an o servation p riod an a weldin he t time a pro riate f or the calc lated d ty
c cle, the tested resistan e weldin eq ipment an the req irements of the me s rin
in trumentation
Trang 14The test p rameters c osen s al b f ul y doc mented.
The arithmetic average value of 1,5 s smo thed r.m.s s p ly c r ent values (I
For weldin eq ipment with a rated maximum s p ly c r ent I
1c
b low 16 A, the referen e
c r ent I
reffor the definition of lmits s al b 16 A
The maximum an arithmetic average values of 1,5 s smo thed r.m.s harmonic c r ent
values in e c Dis rete Fourier Tran form (DFT) time win ow s al b determined over one or
more f ul thermal c cle(s) in lu in the idle state p riod
The same weldin he t time s al b u ed f or determination of I
ref
an the harmonic
comp nent values
NOT An idle state p rio of more th n 10 % is n t a sta d-b mo e a d fin d in IEC 610 0-3- 2, b t a
o eratio al mo e of th weldin e uipme t within its f ul th rmal c cle
6.3 Emis ion l mits
6.3.1 Mains terminal disturba c volta e
6.3.1.1 Idle state
The main terminal disturb n e voltage l mits for clas A resistan e weldin eq ipment in idle
state, regardles of the rated input p wer, are given in Ta le 2 of CISPR 1 :2 0 in the
column for a rated input p wer les than or eq al to 2 kVA
The main terminal disturb n e voltage l mits for clas B resistan e weldin eq ipment in idle
state are given in Ta le 3 of CISPR 1 :2 0
The EUT s al me t either b th average an q asi-p ak l mits u in the cor esp n in
detectors or the average l mit when u in the q asi-p ak detector
6.3.1.2 Loa e
The main terminal disturb n e voltage l mits f or clas A resistan e weldin eq ipment are
the Group 2 l mits given in Ta le 6 of CISPR 1 :2 0 The a pro riate set of l mits s al b
selected in ac ordan e with the maximum rated input p wer of the eq ipment, calc lated
u in the rated maximum input c r ent I
1c
The main terminal disturb n e voltage l mits for clas B resistan e weldin eq ipment are
the Group 2 lmits given in Ta le 7 of CISPR 1 :2 0
The EUT s al me t either b th average an q asi-p ak l mits u in the cor esp n in
detectors or the average l mit when u in the q asi-p ak detector
For clas A eq ipment, impulse noise (clc s) whic oc urs les than 5 times p r min te is not
con idered
For clas B eq ipment, impulse noise (cl c s) whic oc urs les than 0,2 times p r min te, a
relaxation of the lmits of 4 dB is al owed For clc s a p arin b twe n 0,2 an 3 times p r
min te, a relaxation of the l mits is al owed of 2 log (3 /N) dB (where N is the n mb r of
cl c s p r min te) Criteria for se arated cl c s can b fou d in CISPR 14-1
Trang 156.3.2 Ele troma netic ra iation disturba c
6.3.2.1 Idle state
The electromag etic radiation disturb n e l mits for clas A resistan e weldin eq ipment in
idle state, regardles of the rated input p wer, are given in Ta le 4 of CISPR 1 :2 0 in the
column f or a rated input p wer les than or eq al to 2 kVA
The electromag etic radiation disturb n e lmits f or clas B resistan e weldin eq ipment are
given in Ta le 5 of CISPR 1 :2 0 /AMD1:2 10
The electromag etic radiation disturb n e l mits for clas A resistan e weldin eq ipment in
the f req en y b n 3 MHz to 1 0 0 MHz are the l mits given in Ta les 9 ( est site) an 18 (in
situ) of CISPR 1 :2 0 /AMD1:2 10
The relaxation f or clas A lmits in the f req en y ran es 8 ,8 2 MHz to 81,8 8 MHz,
13 ,7 6 MHz to 13 ,414 MHz, 15 MHz to 17 MHz, 18 ,7 MHz to 19 ,9 9 MHz, 4 0 MHz to
4 0 MHz are not a pl ca le to resistan e weldin eq ipment
The electromag etic radiation disturb n e lmits f or clas B resistan e weldin eq ipment are
the Group 2 lmits given in Ta le 1 of CISPR 1 :2 0 /AMD1:2 10
The 2 dB relaxation f or clas B l mits in the f req en y ran es 8 ,8 2 MHz to 81,8 8 MHz
an 13 ,7 6 MHz to 13 ,414 MHz are not a plca le to resistan e weldin eq ipment
6.3.3 Low-f re ue c emis ion l mits
The lmits for
a) harmonic c r ent emis ion are given in IEC 610 0-3-2 an IEC 610 0-3-12;
b) voltage flu tuation an fl c er are given in IEC 610 0-3-3 an IEC 610 0-3-1 ;
an are a plca le to resistan e weldin eq ipment, as f ar as covered by the s o e of these
stan ard The a plca le stan ard s al b selected b sed on the maximum s ort-circ it
input c r ent I
1cvalue
NOT For oth r e uipme t, n re uireme ts at ma ufa turin sta e are s e if i d Co n ctio c n itio s c n
a ply d p n in o lo al p wer s p ly c n itio s IEC T 610 0-3-4, IEC TR 610 0-3-6 a d IEC TR 610 0-3-7
are ta e into c n id ratio
7 Immunity tests
7.1 Te ts ap l c bi ity
Resistan e weldin eq ipment that do s not contain electronic control circ itry is de med to
f ulf il the neces ary immu ity req irements without testin
Electric circ its con istin of p s ive comp nents s c as in u tors, RF s p res ion
network , main f req en y tran formers, rectifiers, diodes an resistors are not con idered to
b electronic control circ itry
The tests f or immu ity levels for en los re, a.c input p wer p rt an p rts for proces
me s rement an control l nes are defined in Ta les 1, 2 an 3
Trang 167.2 Te t conditions
The resistan e weldin eq ipment s al b tested, u in the set-up as given in Clau e 5 The
resistan e weldin eq ipment s al b set up with a resistan e of 1 kΩ b twe n the
electrodes The output voltage s al b monitored to evaluate the complan e with
p rorman e criteria at an ig ition delay an le of 9 ° electric if me n of adju tment is
provided an the p int with the d ty c cle an the weldin he t time typical of the resistan e
weldin eq ipment on test or with a contin ou ly flowin output c r ent
For eq ipment that can ot o erate u der the given test con ition , the man f acturers
recommen ation s al b fol owed
Tests that can ot b p rf ormed on the complete resistan e weldin eq ipment can b
p rormed on its electronic con tituent p rts
7.3 Immunity performa c criteria
7.3.1 Performa c criteria A
The f ol owin is ues s al b met:
a) the resistan e weldin eq ipment s al contin e to o erate as inten ed;
b) variation of ± 10 % of the output voltage are admis ible;
c) the pre-set he t time s al not b ex e ded;
d) no inter uption are p rmit ed in the he t time;
e) in the "sin le" o eratin mode, inter uption of the weldin c cle s al b pro erly
terminated;
f ) in the " e e t", "se m" an "contin ou " o eratin modes, inter uption of the c cle by
rele sin the start switc provided s al b p s ible;
g) al controls s al contin e to f un tion;
h) malfu ctionin of the semicon u tor p wer switc es is inadmis ible;
i) los of stored data is inadmis ible
7.3.2 Performa c criteria B
The fol owin is ues s al b met:
a) variation of
5
10+
−
% of the output voltage are admis ible
b) in the case of a c r ent inter uption d rin the inten ed he t time, the weldin c cle is
terminated with "no c r ent" Man al reset may b req ired;
c) the pre-set he t time s al not b ex e ded;
d) in the "sin le" o eration mode, the weldin c cle s al b pro erly terminated;
e) in the " e e t", "se m" an "contin ou " o eratin modes, inter uption of the c cle by
rele sin the start switc provided s al b p s ible;
f) malf un tionin of the semicon u tor p wer switc es is inadmis ible;
g) los of stored data is inadmis ible
7.3.3 Performa c criteria C
The fol owin is ues s al b met:
a) temp rary los of f un tion is al owed, provided that the los of fu ction is self
recovera le or can b restored by the o erator of the controls This may req ire the
control voltage of the resistan e weldin eq ipment to b restored by me n of an
a pro riate switc ;
Trang 17b) malfu ctionin of the semicon u tor p wer switc es is inadmis ible; temp rary los of
fu ction is al owed;
c) los of stored programme data is inadmis ible, u les it can b restored by the o eration
of the controls
7.4 Immu ity le els
Immu ity levels are given in Ta le 1 for the en los re, Ta le 2 f or the a.c input p wer p rt
an Ta le 3 f or p rts for me s rement an control l nes
Table 1 – Immunity le els – Enclos re
Trang 18Table 3 – Immunity le els – Ports f or me s reme t a d control
Ap lc ble tome s reme t a d c ntrol p rts interf acin to c ble u le s th total le gth a c rdin to th
ma uf acturer’s s e ific tio s d e n t e c e 3 m
NOT Th te t le el c n als b d f i e a th e uiv le t c re t into a 15 Ω lo d
8 Docume tation f or the purchaser/user
The doc mentation made avai a le to the purc aser/u er prior to the purc ase s al cle rly
in icate restriction for u e, d e to:
a) the RF eq ipment clas (clas A or clas B);
b) low-f req en y (L ) req irements for the publ c low voltage s p ly network con ection
Symb l 1 given in An ex B is recommen ed to b u ed f or clas A eq ipment to in icate the
RF eq ipment clas an restriction for u e
Symb l 2 given in An ex B is recommen ed to b u ed to in icate restriction for u e d e to
L req irements f or the publ c low voltage s p ly network con ection
The u er s al b made aware of the f act that pro er in tal ation an u e of the resistan e
weldin eq ipment is neces ary to minimize p s ible inter erin emis ion The man facturer
or his authorized re resentative s al b resp n ible for in lu in in tru tion an information
with e c eq ipment as fol ows:
a) For clas B eq ipment, a writ en statement that Clas B eq ipment compl es with
electromag etic comp tibi ty req irements in in u trial an residential en ironments,
in lu in residential location where the electrical p wer is provided by the publ c l
ow-voltage s p ly s stem;
b) For clas A eq ipment, the f ol owin warnin or its eq ivalent s al b in lu ed in the
in tru tion man al:
This clas A eq ipment is not inten ed for u e in residential location where the electrical
p wer is provided by the publc low-voltage s p ly s stem There can b p tential
diff i ulties in en urin electromag etic comp tibi ty in those location , d e to con u ted
as wel as radiated radio- req en y disturb n es;
c) If the eq ipment with an input c r ent b low 7 A p r phase is inten ed to b con ected
to publ c low voltage s stems, an it do s comply with IEC 610 0-3-1 or IEC 610 0-3-12
b sed on s stem imp dan e restriction , the inf ormation given in the next p ragra h or its
eq ivalent s al b in lu ed in the in tru tion man al The restriction s al b given as the
lower value of the p rmis ible s stem imp dan es (in mΩ) or the hig er value of the
req ired s ort circ it p wer (in MVA) res ltin f rom tests in ac ordan e with these
stan ard The imp dan e value may b calc lated f rom the s ort circ it p wer value an
vice versa
Provided that the publ c low voltage s stem imp dan e at the p int of common coupln is
lower than XX mΩ (or the s ort circ it p wer is hig er than XX MVA), this eq ipment is
compl ant with IEC 610 0-3-1 an IEC 610 0-3-12 an can b con ected to publ c low
voltage s stems It is the resp n ibi ty of the in tal er or u er of the eq ipment to en ure,
Trang 19by con ultation with the distribution network o erator if neces ary, that the s stem
imp dan e compl es with the imp dan e restriction ;
d) If the eq ipment with an input c r ent b low 7 A p r phase is inten ed to b con ected
to publ c low-voltage s stems an do s not comply with IEC 610 0-3-12, the fol owin
inf ormation or its eq ivalent s al b in lu ed in the in tru tion man al:
This eq ipment do s not comply with IEC 610 0-3-12 If it is con ected to a publ c l
ow-voltage s stem, it is the resp n ibi ty of the in tal er or u er of the eq ipment to en ure,
by con ultation with the distribution network o erator, that the eq ipment may b
con ected;
e) Information on an sp cial me s res that have to b taken to ac ieve compl an e, for
example, the u e of s ielded ca les;
f ) Recommen ation on the as es ment of the s r ou din are , to identify neces ary
precaution req ired for the in tal ation and u e, to minimize disturb n es;
g) Recommen ation on method to minimize disturb n es;
h) A statement drawin atention to the u er’s resp n ibi ty with resp ct to interf eren e f rom
weldin
Trang 20Annex A
(inf or mative)
Limits
The l mits given in the stan ard refer ed to in the normative p rt of this stan ard are
s mmarized in Ta les A.1 to A.1 for information As some of the ref eren es refer to sp cific
p rts of ta les of lmits given in the referen ed doc ments, only the a pl ca le p rts of those
A 3 Ele tromagnetic radiation disturbance l mits
Source: CISPR 1 :2 0 /AMD1:2 10
Trang 21Table A.3 – Ele troma netic ra iation disturba c l mits, idle state
6b
7b
6b
7b
Trang 22Table A.5 – Ma n tic f ield emis ion l mits f or Cla s B e uipme t
For eq ipment me s red in situ, the me s rin distan e D f rom the exterior wal of the
bui din in whic the eq ipment is situated eq als (3 + x/a) m or 10 m whic ever is smal er,
provided that the me s rin distan e D is within the b u dary of the premises In the case
where the calc lated distan e D is b yon the b u dary of the premises, the me s rin
distan e D eq als x or 3 m, whic ever is lon er
For the calc lation of the a ove values:
x is the ne rest distan e b twe n the outside wal of the bui din in whic the eq ipment is
situated an the b u dary of the u er’s premises in e c me s rin direction;
a = 2,5 for f req en ies lower than 1 MHz;
a = 4,5 for f req en ies eq al to, or hig er than, 1 MHz
Trang 23Table A.7 – Cur e t emis ion l mits f or e uipme t with 16 A < I
refa
Admis ible harmo ic
parameters
I
3I
5I
7I
9I
1I
Th relativ v lu s of e e h rmo ic u to ord r 12 s al n t e c e 16/h % Ev n h rmo ic a o e
ord r 12 are ta e into a c u t in THC a d PWHC in th s me wa a o d ord r h rmo ic
Lin ar interp latio b twe n s c e siv R
refa
Admis ible harmo ic
Th relativ v lu s of e e h rmo ic u to ord r 12 s al n t e c e 16/h % Ev n h rmo ic a o e
ord r 12 are ta e into a c u t in THC a d PWHC in th s me wa a o d ord r h rmo ic
Lin ar interp latio b twe n s c e siv R
refa
Admis ible harmo ic
Th relativ v lu s of e e h rmo ic u to ord r 12 s al n t e c e 16/h % Ev n h rmo ic a o e
ord r 12 are ta e into a c u t in THC a d PWHC in th s me wa a o d ord r h rmo ic
Lin ar interp latio b twe n s c e siv R
Trang 24Table A.10 – Cur e t emis ion l mits f or bala c d thre -pha e e uipme t
efa
7I
1I
13I
17I
19I
2I
2I
2I
31I
3I
3THC/
Lin ar interp latio b twe n b th R
b) The desig of the eq ipment is s c that the phase an le of the 5th harmonic c r ent has
no preferential value over time an can take an value in the whole interval (0°, 3 0°)
NOT 2 This c n itio is n rmaly f ulf ile b c n erters with fuly c ntrole th ristor brid e
c) The 5th an 7th harmonic c r ents are e c les than 5 % of the referen e fu damental
e) The desig of the piece of eq ipment is s c that the phase an le of the 5th harmonic
c r ent has no pref erential value over time an can take an value in the whole interval
[0°, 3 0°]
f ) The phase an le of the 5th harmonic c r ent related to the f un amental phase-to-neutral
voltage is in the ran e of 15 ° to 210° d rin the whole test o servation p riod
NOT 4 This c n itio is n rmaly fulfi e b a 6 p ls c n erter with a smal d.c ln c p cita c , o eratin
a a lo d
A 5 Limits f or voltage f luctuations and f lick r
Sources: IEC 610 0-3-3:2 13 an IEC 6100 -3-1 :2 0
Trang 25Table A.1 – Limits f or re ista c welding e uipme t I
Eq ipment whic do s not me t the l mits given in Ta le A.10 when tested or evaluated with
the referen e imp dan e given in IEC 610 0-3-3 is s bject to con itional con ection, an the
b) test the eq ipment in ac ordan e with 6.2 of IEC 610 0-3-1 :2 0 , an declare in the
in tru tion man al that the eq ipment is inten ed f or u e only in premises havin a
service c r ent ca acity ≥10 A p r phase
Trang 26Table B.1 – Symbols to de cribe EMC propertie
Trang 27Bibl ogr aphy
IEC 6 417-DB:2 1
1
, Gra hic l symb ls for use o e uipme t
IEC TS 610 0-3-4, Ele t roma n tic c mp tibility (EMC) – Part 3-4: Limits – Limitatio of
emis ion of h rmo ic c re ts in l ow-volt ag p wer su ply systems for e uipme t with rated
c re t gre ter tha 16 A
IEC TR 610 0-3-6, Ele troma n t ic c mp tibility (EMC) – Part 3-6: Limits – As es me t of
emis ion limits for the c n e t ion of d istort in inst al l ations to MV, HV a d EH V p wer
systems
IEC TR 610 0-3-7, El ectroma n t ic c mp tibil ity (EMC) – Part 3-7: Limits – As es me t of
emis ion l imits for the c n e tion of fluct uat in inst al l tio s to MV, H V a d EHV p wer
systems
CISPR 14-1, El ectroma n t ic c mp t iblil ity – Re uireme ts for h use ol d a p a c s, el ectric
to ls a d similar a p ratus – Part 1: Emis ion
ISO 7 0 :2 14, Gra hic l symb ls for use o e uipme t – Re istered symb ls
_ _ _ _ _ _ _