IS/QC 400200: Fixed Resistors for Use in Electronic Equipment Sectional Specification : Fixed Power Resistors

19 Pages·1992·1.7 MB·English

by  Bureau of Indian Standards

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“The Right to Information, The Right to Live” “Step Out From the Old to the New”
IS/QC 400200 (1992): Fixed Resistors for Use in Electronic
Equipment Sectional Specification : Fixed Power Resistors
[LITD 5: Semiconductor and Other Electronic Components and
Devices]
“!ान $ एक न’ भारत का +नम-ण”
Satyanarayan Gangaram Pitroda
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“!ान एक ऐसा खजाना > जो कभी च0राया नहB जा सकता हहहहै””ै”
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“Knowledge is such a treasure which cannot be stolen”

IS QC 400200 : 1992
IEC QC 400200 : 1982
Indian Standard
FIXED RESISTORS FOR USE IN
ELECTRONIC EQUIPMENT
SECTIONAL SPECIFICATION : FIXED POWER RESISTORS
LANOITAN FOREWORD
sihT naidnI ,dradnatS hcihw is lacitnedi htiw CEI buP 1154/QC :.002004 1982 dexiF‘ srotsiser
rof esu ni cinortcele tnempiuqe - traP 4 : lanoitceS noitacificeps : dexiF rewop ,’srotsiser issued
yb eht lanoitanretnI lacinhcetortcelE- noissimmoC ( CEI ) was de.tpoda yb eht uaeruB fo naidnI
Standards no eht noitadnemmocer fo eht srotsiseR lanoitceS eettimmoC ( DTL 14 ) and
lavorppa fo eht scinortcelE and noitacinummoceleT noisiviD .licnuoC
ehT txet fo eht CEI standard has neeb devorppa as elbatius rof noitacilbup as naidnI dradnatS
tuohtiw .snoitaived niatreC snoitnevnoc ,era ,revewoh ton lacitnedi ot esoht desu ni naidnI
Standards. noitnettA is ylralucitrap drawn ot eht :gniwollof
reverehW eht sdrow lanoitanretnI‘ ’dradnatS raeppa gnirrefer ot this standard, yeht
dluohs eb daer as naidnI‘ .’dradnatS
nI eht detpoda standard, ecnerefer sraeppa ot niatrec lanoitanretnI Standards rof hcihw naidnI
Standards osla .tsixe ehT gnidnopserroc naidnI Standards hcihw era ot eb detutitsbus ni rieht
ecalp era detsil woleb gnola htiw rieht eerged fo ecnelaviuqe rof eht snoitide :detacidni
International Standard Corresponding Degree of
Indian Standard Equivalence
CEI QC 400000 : 1982 SI QC 400000 : 1988 dexiF srotsiser rof esu lacitnedI
ni cinortcele tnempiuqe : cireneG -ificeps
noitac
CEI QC 001001 : 1981 SI QC 001001 : 1988 cisaB selur fo eht CEI lacitnedI
ytilauq assessment metsys rof cinortcele
stnenopmoc ( QCEI )
CEI QC 001002 : 1981 SI QC 001002 : 1988 seluR fo erudecorp fo lacitnedI
eht CEI ytilauq assessment metsys rof
cinortcele stnenopmoc ( QCEI )
ehT denrecnoc acinhcet eettimmoc has deweiver eht snoisivorp fo CEI buP 63, CEI buP 68
and CEI buP 410 derrefer ni this detpoda standard and has dediced that yeht era elbatpecca rof
esu ni noitcnujnoc htiw this standard.
sihT standard is dednetni yliramirp rof esu rednu eht QCEI .metsyS A raluger naidnI dradnatS
rof this tnenopmoc dluoc eb ,tnereffid lacitnedi ro ralimis ot this standard.
ylnO eht hsilgnE egaugnal txet ni eht IanoitanretnI dradnatS has neeb deniater elihw gnitpoda
ti as naidnI .dradnatS
-_
IS QC 400200: 1992
IEC QC 400200: 1982
CONTENTS
SECTION ONE - GENERAL
Clause
lareneG ........................................... 3
1.
1.1 Scope .......................................... 3
1.2 .tcejbO ......................................... 3
1.3 detaleR stnemucod ................................... 3
4.1- noitamrofnI ot eb nevig ni a liated noitacificeps .................... 4
SECTION Tsvo - PREFERREDR ATINGS,C HARACTERISTICASN D TEST SEVERITIES
2. Preferred ratings, characteristics and test severities .....................
2.1 Preferred characteristics ................................
2.2 Preferred values of ratings ................................
2.3 Preferred test severities .................................
SECTIONT HREE - QUALITY ASSESSMENTP ROCEDURES
3. Quality assessment procedures . . . . . . . _ . . . . . . . . . . . . . . . . . . . . . . . 9
3.1 yllarutcurtS ralimis stnenopmoc ............................ 9
3.2 noitacifilauQ lavorppa ................................. 9
3.3 ytilauQ ecnamrofnoc noitcepsni ............................. 41

VJQage3)
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I!3 QC 400200 : 1992
IEC QC 400200 : 1982
NOITCES ONE - LARENEG
1. General
1.1 Scope
sihT dradnats setaler ot dexif power srotsiser htiw rated snoitapissid greater naht 1 W pu ot dna
gnidulcni 1000 W hcihw are dedivorp htiw a revoc or gnitaoc for latnemnorivne .noitcetorp
1.2 Object
ehT tcejbo of s:ht dradnats si ot ebircserp preferred sgnitar dna scitsiretcarahc dna ot tceles morf
I E C noitacilbuP l-511 (1982) the etairporppa ytilauq tnemssessa ,serudecorp tests dna gnirusaem
sdohtem dna ot evig lareneg ecnamrofrep stnemeriuqer for siht epyt of .rotsiser
tseT seitireves dna stnemeriuqer debircserp ni liated snoitacificeps gnirrefer ot siht lanoitces
noitacificeps llahs eb of lauqe or rehgih ecnamrofrep ,level esuaceb rewol ecnamrofrep slevel are
ton .dettimrep
1.3 Related documents
I E C Publications
noitacilbuP 63 (1963) : Preferred rebmuN seireS for srotsiseR dna .sroticapaC
tnemdnemA No. 1 (1967).
tnemdnemA No. 2 (1977).
noitacilbuP 68 : cisaB latnemnorivnE gnitseT .serudecorP

noitacilbuP 1-511 :)2891( dexiF srotsiseR for esU ni cinortcelE .tnempiuqE Part :1 cireneG
.noitacificepS
noitacilbuP 410 :)3791( gnilpmaS snalP dna serudecorP for noitcepsnI yb .setubirttA
noitacilbuP QC 001001 (1981) : cisaB seluR of the I E C ytilauQ tnemssessA metsyS for cinortcelE
stnenopmoC .)QCEI(
noitacilbuP QC 001002 (198 1) : seluR of erudecorP of the I CE ytilauQ tnemssessA metsyS for
cinortcelE stnenopmoC .)QCEI(
Note. - ehT evoba secnerefer ylppa ot eht tnerruc snoitide tpecxe rof I E C noitacilbuP 86 rof hcihw eht decnerefer noitide
ni eht elbacilppa tset sesualc fo eht cireneg noitacificeps llahs eb .desu

3’
IS QC 400200: 1992
IEC QC 400200: 1982
1.4 Information to be given in a detail specification
liateD snoitacificeps llahs eb devired morf the tnaveler knalb liated .noitacificeps
liateD snoitacificeps llahs ton yficeps stnemeriuqer roirefni ot those of the ,cireneg lanoitces or
knalb liated .noitacificeps
nehW erom ereves stnemeriuqer are ,dedulcni yeht llahs eb detsil ni esualc-buS 1.8 of the liated
noitacificeps dna detacidni ni the test ,seludehcs for elpmaxe yb na .ksiretsa
1.4.1
Note. -The information given in Sub-clauses and 1.4.3 may, fdr convenience, be presented in tabular form.
ehT gniwollof noitamrofni llahs eb nevig ni each liated noitacificeps dna the seulav detouq llahs
ylbareferp eb detceles morf those nevig ni the etairporppa esualc of siht lanoitces .noitacificeps
1.4.1 Outline drawing and dimensions
erehT llahs eb na noitartsulli of the rotsiser as na dia ot ysae noitingocer dna for nosirapmoc of the
rotsiser htiw others. snoisnemiD dna rieht detaicossa ,secnarelot hcihw affect ytilibaegnahcretni dna
,gnitnuom llahs eb nevig ni the liated .noitacificeps llA snoisnemid llahs ylbareferp eb stated ni
,sertemillim revewoh nehw the lanigiro snoisnemid are nevig ni ,sehcni the detrevnoc cirtem
snoisnemid ni sertemillim llahs eb added.
yllamroN the laciremun seulav llahs eb nevig for the htgnel of the ,ydob the htdiw dna thgieh of
the ydob dna the eriw ,gnicaps or for lacirdnilyc ,sepyt the ydob ,retemaid dna the htgnel dna
retemaid of the .snoitanimret nehW ,yrassecen for elpmaxe nehw ni a liated noitacificeps erom naht
eno noitapissid eulav si ,derevoc the snoisnemid dna rieht detaicossa secnarelot llahs eb detneserp
ni ralubat mrof woleb the .gniward
nehW the noitarugifnoc si other naht debircsed ,evoba the liated noitacificeps llahs state hcus
lanoisnemid noitamrofni as lliw yletauqeda ebircsed the .rotsiser nehW the rotsiser si ton dengised
for esu no detnirp ,sdraob siht llahs eb ylraelc stated ni the liated .noitacificeps
1.4.2 Mounting

ehT liated noitacificeps llahs yficeps the dohtem of gnitnuom ot eb deilppa for lamron esu dna for

the noitacilppa of the noitarbiv dna the pmub or shock tests. ehT srotsiser llahs eb detnuom yb rieht
lamron .snaem ehT ngised of the rotsiser yam eb hcus that laiceps gnitnuom serutxif are deriuqer
ni sti .esu nI siht case, the liated noitacificeps llahs ebircsed the gnitnuom serutxif dna yeht llahs eb
desu ni the noitacilppa of the noitarbiv dna pmub or shock tests.
1.4.3 Style (I E C Publication 115-1, Sub-clause 2.2.3)
roF the esoprup of siht ,dradnats the elyts si a noitanibmoc of rated noitapissid dna erutarepmet
citsiretcarahc (or )tneiciffeoc of .ecnatsiser
tI llahs eb detneserper yb a rettel-elbuod code e.g. ,BA ,CB CD, etc., hcihw si ylirartibra nesohc
for each erutarepmet/noitapissid citsiretcarahc noitanibmoc derevoc yb a liated .noitacificeps ehT
elyts ,noitangised therefore, has on gninaem sselnu the rebmun of the liated noitacificeps si osla
.nevig
1.4.4 Ratings and characteristics
ehT sgnitar dna scitsiretcarahc llahs eb ni ecnadrocca htiw the tnaveler sesualc of siht noitacificeps
together htiw the :gniwollof

CEI( page 9 )
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IS QC 400200 : 1992
IEC QC 400200 : 1982
1.4.4.1 Rated resistance range
See esualc-buS 2.2.1. ehT preferred seulav are those of the seires-E of I E C noitacilbuP 63.
.woY. - nehW stcudorp devorppa ot eht liated noitacificeps yam evah tnereffid ,segnar eht gniwollof tnemetats dluohs
eb dedda :
ehT“ egnar fo seulav elbaliava ni hcae elyts si nevig ni eht deifilauq stcudorp ”.tsil
I .1.5 Markiq
ehT liated noitacificeps llahs yficeps the tnetnoc of the gnikram no the rotsiser dna no the
package. snoitaiveD morf esualc-buS 2.4 of the cireneG ,noitacificepS CEI noitacilbuP ,1-511
llahs eb yllacificeps stated.
NOITCES OWT - DERREFERP ,SGNITAR SCITSIRETCARAHC DNA TSET SEITIREVES
-. 7 Preferred ratings, characteristics and test severities
7.1 Preferred characteristics
ehT seulav nevig ni liated snoitacificeps llahs ylbarefext eb detceles morf the :gniwollof
2.1. I Preferred climatic categories
ehT srotsiser derevoc yb siht noitacificeps are deifissalc otni citamilc seirogetac gnidrocca ot the
lareneg selur nevig ni I E C noitacilbuP -86 1.
ehT rewol dna reppu yrogetac erutarepmet dna the noitarud of the pmad heat, etats-ydaets test
llahs eb nesohc morf the :gniwollof

Lower yrogetac :erutarepmet 55- ,C“ 04- ,C“ 52- C“ dna - 10 C“
reppU yrogetac erutarepmet : ,C”521+ C”002+dnaC”551+
noitaruD of the pmad heat, etats-ydaets :tset 4, 10, 2 1 dna 56 syad
ehT seitireves for the dloc dna yrd heat tests are the rewol dna reppu yrogetac serutarepmet
.ylevitcepser esuaceB of the noitcurtsnoc of emos ,srotsiser these serutarepmet lliw rucco neewteb
two of the preferred serutarepmet nevig ni I CE noitacilbuP .2-86 nI siht tneve the tseraen
preferred erutarepmet nihtiw the lautca erutarepmet egnar of the rotsiser llahs eb nesohc for siht
.ytireves
2.1.2 Temperatlrre coyfficients arld temperature characteristics of resistance
ehT preferred stimil of egnahc ni ecnatsiser for the erutarepmet citsiretcarahc of the ecnatsiser
test are ne,\ig ni elbaT 1.
Each enil ni the elbat sevig the preferred erutarepmet tneiciffeoc dna gnidnopserroc erutarepmet
citsiretcarahc for 20 C“ ot 70 C“ dna stimil of egnahc ni ecnatsiser for the tnemerusaem of the
erutarepmet citsiretcarahc of ecnatsiser (see 1 CE noitacilbuP .l-511 esualc-buS 4.8) no the sisab
of the yrogetac erutaicpmet segilar of esualc-buS 2.1.1 of siht lanoitces .noitacificeps

( CEI page 11)
5
IS QC 400200: 1992
IEC QC 400200: 1982
ELBAT I
_~. -________._
erutarepmeT citsiretcarahc fo ecnatsiser
erutarepmeT stimil( fo egatnecrep egnahc ni )ecnatsiser
erutarepmeT
citsiretcarahc
tneiciffeoc 07102 C“ ecnerefeR /erutarepmet ecnerefeR /erutarepmet
rewol yrogetac erutarepmet reppu yrogetac erutarepmet
( OI -“PC) W) + -/02 55 + -/02 04 + -/02 52 + -/02 01 + +/02 521 + +/02 551 + +/02 002
f 005 f 5.2 + 57.3 ? 0.3 f 52.2 + 5.1 + 52.5 !!z 57.6 + 0.9
rI 052 + 52.1 f 88.1 * 5.1 + 31.1 f 57.0 + 26.2 + 83.3 f 5.4
~_
- /05 - /52.0 - 1573.0 - /3.0 - /32.0 - .0 /51 - /525.0 - /576.0 - /9.0
+ 052 + 52.1 + 88.1 + 5.1 + 31.1 + 57.0 + 26.2 + 83.3 + 5.4
-
* 001 f 05.0 + 57.0 + 6.0 + 54.0 * 3.0 f 50.1 f 53.1 + 8.1
__~_
~~~.:::i~;:,r:~---~~-
t
.etoN fI- stnemerusaem era deriuqer ta lanoitidda ,serutarepmet eseht llahs eb deificeps ni eht liated .noitacificeps
2.1.3 Limits for change in resistance
roF hcae ytilibats class, eht derreferp stimil rof egnahc ni ecnatsiser rof hcae fo eht stset detsil
ni eht gnidaeh fo elbaT II era as .detacidni
.etoN ehT- esualc-bus srebmun ni eht gnidaeh fo elbaT II refer ot I E c‘ noitacilbuP I .I-SI
ELBAT II
Long-term tests Short-term ttvts
4.23 citamilC ecneuqes 4. 3I daolrev)<

ytilibatS 4.24 pmaD ,taeh ydaets etats 61.4 ssentsuboR fo snoitanimret
ssalc 2.52.4 ecnarudnE ta moor erutarepmet 81.4 ecnatsiseR ot gniredlos taeh
ni %‘ 4.25.3 ecnarudnE ta reppu yrogetac 91.4 dipaR egnahc fo crutarcpmct
crutarepmct 02.4 pmuR
2.4 I kcohS
22.4 noitarhiV
-.-~ _--
5 * ( I ‘!<, + 50.0 Q)
2 + 5.0( >%‘ + 5.)1.)1 )25
I + 52.0( ,%‘ + s0.0 R)
5.0 + .0( I ,4- + 0.0 I S-2)
J
2.2
Preferred values of ratings
2.2.1
Rated resistunce
CE noitacilbuP ,1-511 esualc-buS 2.2.7.
See I
2.2.2 Tolerances on rated resistance
ehT derreferp secnarelot no detar ecnatsiser :era k 10 ,%‘ + 5 ,% k 2 %‘ and 2 .%1

CEI( egap )31
6