2 Fig re 1 – Basic ar an ement of sp cimen with cros -con ection comp nent.. 12 Fig re 2 – Basic ar an ement of sp cimen with p ral el con ection comp nent... 5.8 Dama e to conductors a
Trang 1Light ning prot ect ion syst em component s (LPSC) –
Composant s des syst emes de prot ect ion cont re la foudre (CSPF) –
Part ie 1: Ex igences pour les composant s de connex ion
Trang 2THIS PUBLICATION IS COPYRIGHT PROTECTED
Copyr ight © 2 17 IEC, Ge e a, Switzer la d
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Trang 3Light ning prot ect ion syst em component s (LPSC) –
Part 1: R equirement s for connect ion component s
Composant s des syst emes de prot ect ion cont re la foudre (CSPF) –
Part ie 1: Ex igences pour les composant s de connex ion
Trang 4FOREWORD 4
INTRODUCTION 6
1 Sco e 7
2 Normative ref eren es 7
3 Terms an def i ition 7
4 Clas ification 9
4.1 Ac ordin to the a i ty to with tan lg tnin c r ent 9
4.2 Ac ordin to the in tal ation location 9
4.3 Ac ordin to the mec anical b haviour of con ection comp nents 9
4.4 Ac ordin to whether or not a con ection is p rmanent 9
5 Req irements
9 5.1 General 9
5.2 In tal ation in tru tion 9
5.3 Lig tnin c r ent car yin ca a i ty 9
5 4 Static mec anical stres 1
0 5.5 Permanent con ection 10 5.6 Non-p rmanent con ection 10 5.7 Dismantl n of test joints 10 5.8 Damage to con u tors an metal in tal ation 10 5.9 Rel a le con ection 10 5.10 Terminals of b n in b rs 10 5.1 Markin 10 6 Tests 1
6.1 General con ition on tests 1
6.2 Pre aration of the sp cimen 1
6.3 Con itionin /agein 15
6.3.1 Con ection comp nents not emb d ed in con rete 15
6.3.2 Con ection comp nents emb d ed in con rete 15
6.4 Electrical test 16
6.5 Static mec anical test 17
6.5.1 General 17
6.5.2 Test proced re 17
6.6 Markin test 17
7 Electromag etic comp tibi ty (EMC) 17
8 Stru ture an content of the test re ort 18
8.1 General 18
8.2 Re ort identification 18
8.3 Sp cimen des ription 18
8.4 Con u tor 18
Trang 5An ex A (normative) Summary of the req irements an cor esp n in tests 2
An ex B (informative) Typical con ection con g ration f or variou LPSCs 21
An ex C (normative) Flow c art of tests f or con ection comp nents 2
An ex D (normative) Con itionin /ageing for con ection comp nents 2
D.1 General 2
D.2 Salt mist tre tment 2
D.3 Humid s lph rou atmosphere tre tment 2
D.4 Ammonia atmosphere tre tment 2
Biblogra h 2
Fig re 1 – Basic ar an ement of sp cimen with cros -con ection comp nent 12 Fig re 2 – Basic ar an ement of sp cimen with p ral el con ection comp nent 13 Fig re 3 – Basic ar an ement of sp cimen with brid in comp nent 14 Fig re 4 – Basic ar an ement of sp cimen with eq ip tential b n in b r 15 Fig re 5 – Basic ar an ement f or contact me s rement of exp n ion piece 17 Fig re B.1 – Typical ar an ements f or variou LPSCs 21
Fig re C.1 – Flow c art of tests for con ection comp nents 2
Ta le 1 – Lig tnin impulse c r ent (I imp ) p rameters 16 Ta le A.1 – Req irements an cor esp n in tests 2
Trang 6INTERNATIONAL ELECTROTECHNICAL COMMISSION
_
Part 1: Requirements for connection components
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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Te h ic l Re orts, Pu lcly Av ia le Sp cif i atio s (P S) a d Guid s (h re f ter refer e to a “IEC
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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
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a re me t b twe n th two org niz tio s
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intere te IEC Natio al Commite s
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th later
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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 ntifyin a y or al s c p te t rig ts
International Stan ard IEC 6 5 1-1 has b en pre ared by IEC tec nical commit e 81:
Lig tnin protection
This secon edition can els an re laces the first edition, publ s ed in 2 12 This edition
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:
Trang 7The text of this stan ard is b sed on the fol owin doc ments:
Ful inf ormation on the votin for the a proval of this International Stan ard can b f ou d in
the re ort on votin in icated in the a ove ta le
This doc ment has b en draf ted in ac ordan e with the ISO/IEC Directives, Part 2
A l st of al p rts in the IEC 6 5 1 series, publ s ed u der the general title Lig tning
prot ect ion syst em c mp n nts (LPSC), 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 "htp:/ we store.iec.c " in the data related to
the sp cific doc ment At this date, the doc ment wi b
• recon rmed,
• with rawn,
• re laced by a revised edition, or
Trang 8This p rt of IEC 6 5 1 de ls with the req irements an tests f or lg tnin protection s stem
comp nents (LPSC) u ed f or the in tal ation of a lg tnin protection s stem (LPS) desig ed
an implemented ac ordin to the IEC 6 3 5 series
Trang 9LIGHTNING PROTECTION SYSTEM COMPONENTS (LPSC) –
Part 1: Requirements for connection components
This p rt of IEC 6 5 1 sp cifies the req irements an tests f or metal c con ection
comp nents that f orm p rt of a lg tnin protection s stem (LPS) Typical y, these can b
con ectors, clamps, b n in an brid in comp nents, exp n ion pieces an test joints
For the purp ses of this doc ment the f ol owin con ection typ s are con idered as
con ection comp nents: exothermic, brazin , weldin , clampin , crimpin , se min , s rewin
or b ltin
Testin of comp nents f or an explosive atmosphere is not covered by this doc ment
The f ol owin doc ments are ref er ed to in the text in s c a way that some or al of their
content con titutes req irements of this doc ment For dated referen es, only the edition
cited a ples For u dated ref eren es, the latest edition of the ref eren ed doc ment (in lu in
an amen ments) a pl es
IEC 6 0 8-2-5 :19 6, Enviro me tal testing – Part 2-52: Tests – Test Kb: Salt mis c clc
(sod ium c lorid e solutio )
IEC 6 5 1-2, Lig t ning protection system c mp n nts (LP SC) – P art 2: Re uireme ts for
c nd uct ors a d e rth ele trod es
ISO 6 5 :19 8, Co p r all oys – Ammo ia test for stres c r osio resista c
ISO 6 8 :19 5, Met all ic a d other n n-org nic c at in s – Sulph r dioxid e test with g n ral
c nd ensation of moisture
3 Terms and def initions
For the purp ses of this doc ment, the f ol owin terms an def i ition a ply
ISO an IEC maintain terminological data ases for u e in stan ardization at the f ol owin
ad res es:
• IEC Electro edia: avai a le at ht p:/ www.electro edia.org/
• ISO Onl ne browsin platform: avai a le at ht p:/www.iso.org/o p
3.1
p rt of an external LPS whic is u ed for the con ection of con u tors to e c other or to
metal c in tal ation
Note 1 to e try: Co n ctio c mp n nts in lu e c n e tors, clamp , brid in c mp n nts, e p n io pie e a d
Trang 103.2
metal in tal ation
exten ed metal items in the stru ture to b protected whic may form a p th f or l g tnin
c r ent, s c as pip s, staircases, elevator g ide rais, venti ation, he tin an air
con itionin d cts, an intercon ected reinf orcin ste l
3.3
bridging compon nt
con ection comp nent for the con ection of metal in tal ation
3.4
e pa sion pie e
con ection comp nent desig ed to comp n ate for c an es in len th in con u tors an /or
metal in tal ation cau ed by temp rature c an es
metal b r on whic metal in talation , external con u tive p rts, electric p wer an
telecommu ication l nes an other ca les can b con ected to an LPS
3.1
type te t
test req ired to b made b fore s p lyin a typ of material covered by IEC 6 5 1-1 on a
general commercial b sis, in order to demon trate satisfactory p rf orman e c aracteristic to
me t the inten ed a plcation
Note 1 to e try: Th s te ts are of s c a n ture th t, af ter th y h v b e ma e, th y n e n t b re e te
u le s c a g s are ma e to th a c s ory materials, d sig or ty e of ma ufa turin pro e s whic mig t c a g
th p rf orma c c ara teristic
3.12
Trang 114 Classif ication
4.1 Ac ording to the abi ity to withsta d l ghtning c r e t
a) clas H for he v d ty;
b) clas N for normal d ty
The selection of clas es H an N s ould b p rf ormed by the man facturer in ac ordan e
with the test p rameters identified in Ta le 1
4.2 Ac ording to the instal ation loc tion
a) general u e;
b) emb d ed in con rete
4.3 Ac ording to the me ha ic l be a iour of con e tion compone ts
a) inten ed to with tan a static mec anical lo d;
b) not inten ed to with tan a static mec anical lo d
The man f acturer’s declaration of a i ty to with tan a static lo d s al determine the ne d or
otherwise to car y out the static mec anical test as identif ied in 6.5
4.4 Ac ording to wh ther or not a conne tion is perma e t
a) p rmanent con ection s c as exothermic proces , brazin , weldin , crimpin , se min ;
b) non-p rmanent con ection s c as s rewin or b ltin
Con ection comp nents s al b desig ed in s c a man er that when they are in tal ed in
ac ordan e with the man facturer’s in tru tion their p rf orman e s al b rel a le, sta le
an saf e to p rson an s r ou din eq ipment
NOT A s mmary of th re uireme ts a d th ir c r e p n in te ts is giv n inAn e A
5.2 In tal ation instructions
The man facturer of the con ection comp nents s al provide at le st the fol owin
information:
a) the clas ification of the comp nent;
b) the recommen ed tig tenin torq e;
c) the ran e of con u tor sizes an materials;
d) the con ection config ration
Compl an e is c ec ed by in p ction
5.3 Lightning c r e t c r yin c pabi ity
Con ection comp nents s al have s f ficient l g tnin c r ent car yin ca a i ty
Compl an e is c ec ed in ac ordan e with 6.4 f ol owin the man f acturer’s declaration for the
clas (H or N) of the con ection comp nents in ac ordan e with 4.1
Trang 12Where exothermic proces , brazin , weldin , crimpin or se min are u ed as con ection,
the desig s al b s c that the con u tor an /or the metal in talation is alway sec rely
b n ed
Compl an e is c ec ed by in p ction an in ac ordan e with 6.4 a), b), e)
5.6 Non-perma e t conne tion
Where s rews and/or n ts are u ed as the clampin con ection, the desig s al b s c that
the con u tor an /or the metal in talation is alway sec rely fastened by the s rew an /or
n t a pl cation
Compl an e is c ec ed by in p ction an in ac ordan e with 6.4,a), b), c), d)
5.7 Disma tl n of te t joints
It s al b p s ible to dismantle the test joints af ter l g tnin c r ent stres
Compl an e is c ec ed by in p ction an in ac ordan e with 6.4, a), b), c), d)
5.8 Dama e to conductors a d metal instal ations
Con ection comp nents s al b so desig ed that they con ect the con u tors an /or the
metal in talation without u d e damage to the con u tors, the metal in talation an /or the
con ection comp nents
Compl an e is c ec ed by in p ction
5.9 Rel able con e tion
Con ection comp nents s al g arante safe con ection within the con ection ran e declared
by the man facturer
Compl an e is c ec ed by in p ction an in ac ordan e with 6.4
5.10 Terminals of bondin bars
The input terminals of b n in b rs u ed for l g tnin protection in tal ation s al have a
diameter of con ection eq al to or gre ter than 6 mm
Trang 13b) identifyin s mb l (picture, prod ct n mb r, etc.);
The tests in ac ordan e with this doc ment are typ tests (se 3.1 )
• Unles otherwise sp cified, tests are car ied out with the sp cimen as embled an
in tal ed as in normal u e ac ordin to the man f acturer's or s p l er's in tal ation
in tru tion with the recommen ed con u tor materials, sizes an tig tenin torq es If
the con ection comp nent is s ita le f or variou con u tors’ materials, then it s al b
tested on e c material combination
• Al tests are car ied out on new sp cimen
• Unles otherwise sp cif ied, thre sp cimen are s bjected to the tests an the
req irements are satisfied if al the tests are met
• If only one of the sp cimen do s not satisfy a test d e to an as embly or a man facturin
f ault, that test an an precedin one whic may have in uen ed the res lts of the test
s al b re e ted an also the tests whic f olow s al b car ied out in the req ired
seq en e on another f ul set of sp cimen , al of whic s al comply with the
req irements
• The electrical test s al b car ied out in the order given, after con itionin /agein of the
ar an ement of the sp cimen in ac ordan e with 6.3
The a pl cant, when s bmitin the sets of sp cimen , may also s bmit an ad itional set of
sp cimen whic may b neces ary, s ould one sp cimen f ai The testin station wi then,
without f urther req est, test the ad itional set of sp cimen an wi reject it only if a further
f ai ure oc urs If the ad itional set of sp cimen is not s bmited at the same time, the f ai ure
of one sp cimen wi entai rejection
6.2 Preparation of the spe ime
If not otherwise sp cified by the man facturer, the con u tors an the sp cimen s al b
cle ned by u in a s ita le degre sin agent fol owed by cle nin in demineral zed water an
dryin They s al then b as embled in ac ordan e with the man f acturer’s in tru tion , for
example with the recommen ed con u tors an tig tenin torq es
The con ection comp nent s al b tested in al the con ection con g ration declared by the
man f acturer Typical con ection con g ration for variou LPSCs are i u trated in An ex B
An con ection comp nents ac ommodatin a ran e of con u tors with a variation on an
dimen ion eq al to or les than 2 mm s al b tested u in the minimum con u tor size
recommen ed If the ran e of con u tor sizes is gre ter than 2 mm, it s al b tested u in
the minimum an maximum size of con u tors recommen ed
Trang 14The b sic ar an ement of the sp cimen with cros -con ection comp nent, p ral el con ection
comp nent, brid in comp nent an eq ip tential b n in b r is s own in Fig res 1, 2, 3 an
4, resp ctively Terminals of b n in b rs are only tested if the con ection size is eq al to or
4 Co d ctor a d/or metal in talatio in a c rd n e with An e C
Figure 1 – Ba ic ar a geme t of spe ime with cros -con e tion compone t
Trang 15Di me sion in mil met re
4 Co d ctor a d/or metal in talatio in a c rd n e with An e C
Figure 2 – Ba ic ar a g me t of spe ime with paral el conne tion compone t
Trang 16Di me sion in mil met re
4 Metal in talatio in a c rd n e with An e C
Figure 3 – Ba ic ar a geme t of spe ime with bridging compone t
Trang 17Di me sion in mil met re
22
Figure 4 – Ba ic ar a g me t of spe ime with e uipote tial bonding bar
6.3 Conditioning/a ein
6.3.1 Conne tion compone ts not embe de in concrete
Fol owin the man facturer’s declaration in ac ordan e with 4.2, the ar an ement of the
sp cimen s al b s bjected to a con itionin /agein in ac ordan e with An ex D
The man facturer s al provide pro f of the co p r content of an p rt of the as embly made
f rom an al oy havin a co p r content ≥ 8 %
After the tre tment, the ar an ement is fixed on an in ulated plate, takin care to avoid an
damage to the specimen d e to han l n
6.3.2 Conne tion comp ne ts embe de in con rete
This tre tment is not neces ary f or con ection comp nents desig ed to b completely
emb d ed in con rete Con ection comp nents desig ed to b p rtial y emb d ed in
con rete s al b s bjected to the con itionin /agein in ac ordan e with 6.3
Bon in b rs desig ed for in o r a plcation only are tested without con itionin /agein
Trang 186.4 Ele tric l te t
Af ter 6.3 an without cle nin the ar an ement, the sp cimen s al b stres ed thre times by
a test c r ent as given in Ta le 1 The time interval b twe n in ivid al s ots s al al ow the
ar an ement of the sp cimen to co l down to a proximately ambient temp rature
The impulse dis harge c r ent p s in throu h the device u der test is defined by the crest
value I
imp, an the sp cific energ W/R The impulse c r ent s al s ow no reversal an
The con ection comp nent is de med to have p s ed the test if:
a) the contact resistan e, me s red with a source of at le st 10 A as close as p s ible to the
con ection comp nent is eq al to or les than 1 mΩ In the case where the con ection
comp nent or the con u tor(s) is of stainles ste l, a value of 3 mΩ is al owed;
b) it do s not ex ibit an crac to normal or cor ected vision without mag if i ation nor do s it
have an lo se p rts or def ormation imp irin its normal u e;
c) f or a non-p rmanent con ection comp nent, in ac ordan e with 4.4 b), uti zin s rews,
the lo senin torq e is gre ter than 0,2 an les than 1,5 times the tig tenin torq e In
the case of connectors with more than one s rew, only the lo senin torq e of the f irst
s rew is relevant to this test;
d) f or a non-p rmanent con ection comp nent, in ac ordan e with 4.4 b), the 2 mm len th
of con u tor fom the con ector (se Fig res 1, 2 an 4), prior to the test, is not les than
3 mm af ter completion of the test;
e) f or s rew-les or p rmanent con ection comp nents, in ac ordan e with 4.4 a), e c
con u tor of the sp cimen as embl es s al b s bjected in e en ently to a mec anical
ten i e force of 9 0 N ± 2 N, for 1 min Eac con u tor s al b tested in e en ently for
multiple con u tor con ectors The con ection comp nent is de med to have p s ed the
test if there is les than 1 mm movement of the con u tor d rin the test an no damage
on the con ection comp nent or con u tor
NOT 1 For th e ample B3 a d B6 a s own in Fig re B.1, th re uireme t of n t le s th n 3 mm is n t
a plc ble
NOT 2 Th me s reme t of th c nta t re ista c of th e p n io c mp n nts (E) a d th c n e te
c n u tors (F) is p rf orme b twe n th clamp d e d A-B a d C-D, a clo e a p s ible to th e p n io
c mp n nt (s e Fig re 5);
The exp n ion con u tor (E, se Fig re 5), s al b tested ac ordin to IEC 6 5 1-2 an
s al fulf il the req irements for air termination con u tors
Trang 19CB
A-B, C-D Me s rin p ints to v rify th clamp c nta t re ista c s
E Sold material or stra d d material a c rdin to IEC 6 5 1 2
F Lig tnin prote tio s stem c n u tor a c rdin to IEC 6 5 1 2
Figure 5 – Ba ic ar a geme t f or conta t me s reme t of e pa sion pie e
6.5 Static me ha ic l te t
The test s al b p r ormed with al con u tor materials p rmit ed ac ordin to the
man f acturer's declaration
Alternatively, to minimize the n mb r of tests, con ection comp nents that are u ed with
several diff erent con u tor materials may b tested u in stainles ste l only
An con ection comp nents with a con ection ran e eq al to or les than 2 mm s al b
tested on the minimum con u tor size recommen ed If the con ection ran e is gre ter than
2 mm it s al b tested on the minimum an maximum size of con u tor recommen ed
6.5.2 Te t proc d re
A secon set of 3 new con ection comp nents s al b ar an ed ac ordin to the
man f acturer's or s p l er's in tal ation in truction with the recommen ed con u tor
materials, sizes an tig tening torq es
Eac con u tor of the sp cimen as embl es s al b s bjected in e en ently to a mec anical
ten i e f orce of 9 0 N ± 2 N f or 1 min
The con ection comp nent is de med to have p s ed the test if there is les than 1 mm
movement of the con u tor d rin the test an no damage to the con ection comp nent or
con u tor
6.6 Marking te t
The markin is c ec ed by in p ction an by rub in it by han for 15 s with a piece of cloth
so ked with water an again for 15 s with a piece of cloth so ked with white spirit mineral
spirit
Markin s made by mouldin , pres in or en ravin are not s bjected to this test
The sp cimen is de med to have p s ed the test if the markin remain legible
7 Ele tromagnetic compatibi ity (EMC)
Trang 208 Structure a d content of the test re ort
The purp se of Clau e 8 is to provide general req irements for la oratory test re orts It is
inten ed to promote cle r, complete re ortin proced res f or la oratories s bmit in test
re orts
The res lts of e c test car ied out by the la oratory s al b re orted ac urately, cle rly,
u ambig ou ly an o jectively, in ac ordan e with an in tru tion in the test method The
res lts s al b re orted in a test re ort an s al in lu e al the inf ormation neces ary for the
interpretation of the test res lts an al inf ormation req ired by the method u ed
Partic lar care an atention s al b p id to the ar an ement of the re ort, esp cial y with
regard to presentation of the test data an e se of as imiation by the re der The f ormat
s al b careful y an sp cif i al y desig ed f or e c typ of test car ied out, but the he din s
s al b stan ardized as in icated b low
The stru ture of e c re ort s al in lu e at le st information ac ordin to 8.2 to 8.10
8.2 Report ide tific tion
The f ol owin information s al b in lu ed
a) A title or s bject of the re ort
b) Name, ad res an emai or tele hone n mb r of the test la oratory
c) Name, ad res an emai or tele hone n mb r of the s b test la oratory where the test
was car ied out if dif ferent f om the comp n whic has b en as ig ed to p rorm the test
d) Uniq e identification n mb r (or serial n mb r) of the test re ort
e) Name an ad res of the ven or
f ) Page n mb rs, in lu in the total n mb r of p ges
g) Date of is ue of e ort
h) Date(s) of p rf orman e of test s)
i) Sig ature an title, or an eq ivalent identification of the p rson(s) authorized to sig f or
the testin la oratory f or the content of the re ort
j) Sig ature an title of p rson(s) con u tin the test
8.3 Spe ime de cription
a) Sample des ription
b) Detai ed des ription an u ambig ou identification of the test sample an /or test
as embly
c) Characterization an con ition of the test sample an /or test as embly
d) Sampl n proced re, where relevant
e) Date of eceipt of test items
f ) Photogra h , drawin s or an other vis al doc mentation, if avai a le
Trang 21b) Other relevant doc mentation with the doc mentation date.
8.6 Te t proc d re
a) Des ription of the test proced re
b) Ju tif i ation f or an deviation f om, ad ition to or ex lu ion fom the referen ed
stan ard
c) An other information relevant to a sp cif i test s c as en ironmental con ition
d) Config ration of testin as embly
e) L cation of the ar an ement in the testin are an me s rin tec niq es
8.7 Te ting e uipme t de cription
Des ription of eq ipment u ed for every test con u ted, i.e generator, con itionin /agein
device
8.8 Me s rin instrume ts de cription
Characteristic an cal bration date of al in truments u ed f or me s rin the values sp cif ied
in the stan ard i.e radiu gau e, s u ts, ten ie testin mac ine, exten ometer, ohmmeter,
torq e meter, thic nes cal p r gau e, etc
8.9 Re ults a d parameters re orde
The me s red, o served or derived res lts s al b cle rly identified at le st for:
The a ove s al b presented by me n of ta les, gra h , drawin s, photogra h or other
doc mentation of vis al o servation as a pro riate
8.10 Stateme t of pa s/fai
A statement that the sp cimen p s ed or fai ed the tests s al b re orted If the sp cimen
has fai ed, a des ription of fai ure is neces ary
Trang 222 Lig tnin c r e t c ryin c p bi ty f or n
5 Dama e to c n u tors a d metal in talatio s 5.8 In p ctio
Trang 23NOT 1 B1, B4,B6 a d B8 – f or more informatio s e Fig re 1.
NOT 2 B2, B3,B5 a d B7 – f or more informatio s e Fig re 2
NOT 3 B9 – f or more informatio s e Fig re 3
NOT 4 B10 – f or more inf ormatio s e Fig re 4
Fig re B.1 – Typic l ar a geme ts f or v rious LPSCs
Trang 24Annex C
(nor mative)
Flow chart of tests f or connection components
Se Fig re C.1
Trang 25NO YE
Trang 26Annex D
(nor mative)
Conditioning/ageing f or connection components
The con itionin /agein test con ists of a salt mist tre tment as sp cified in Clau e D.2
f ol owed by a h mid s lph rou atmosphere tre tment as sp cified in Clau e D.3 an an
ad itional ammonia atmosphere tre tment f or sp cimen where an comp nent p rt is made
of co p r al oy with a co p r content les than 8 %, as sp cified in Clau e D.4
The man f acturer or s p l er s al provide pro f of the co p r content of an p rt of the
as embly made f om a co p r al oy
D.2 Salt mist tre tment
The salt mist tre tment s al b in ac ordan e with IEC 6 0 8-2-5 :19 6 ex e t for Clau es
7, 10 an 1 whic are not a pl ca le The test is car ied out u in severity (2)
If the salt mist c amb r maintain the temp rature con ition as sp cified in 9.3 of
IEC 6 0 8-2-5 :19 6 an a relative h midity of not les than 9 % then the sp cimen can
remain in the c amb r for the h midity storage p riod
D.3 Humid sulphurous atmosphere treatment
The h mid s lph rou atmosphere tre tment s al b in ac ordan e with ISO 6 8 :19 5 with
seven c cles with a volume con entration of s lph r dioxide of 6 7 x 10
Eac c cle whic has a d ration of 2 h is comp sed of a he tin p riod of 8 h at a
temp rature of 4 °C ± 3 °C in the h mid saturated atmosphere whic is fol owed by a rest
p riod of 16 h After that, the h mid s lph rou atmosphere is re laced
If the test c amb r maintain the temp rature con ition as sp cified in 6.5.2 of
ISO 6 8 :19 5 then the sp cimen can remain in the c amb r for the storage p riod
D.4 A mmonia atmosphere tre tment
The ammonia atmosphere tre tment s al b in ac ordan e with ISO 6 5 :19 8 f or a
moderate atmosphere with the pH value of 10, ex e t for 8.4 an Clau e 9 of the
ISO doc ment whic are not a pl ca le
Trang 27Bibl ogr aphy
[1] IEC 6 3 5 (al p rts), P rot ect ion a ainst l ightnin
[2] IEC 6 3 5-1, Prote t io a ainst light nin – P art 1: Ge eral principl es