IS 8978: Electric instantaneous water heaters

11 Pages·1992·1.1 MB·English

by  Bureau of Indian Standards

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timely dissemination of this information in an accurate manner to the public.
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Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru
“The Right to Information, The Right to Live” “Step Out From the Old to the New”
IS 8978 (1992): Electric instantaneous water heaters [ETD
32: Electrical Appliances]
“!ान $ एक न’ भारत का +नम-ण”
Satyanarayan Gangaram Pitroda
““IInnvveenntt aa NNeeww IInnddiiaa UUssiinngg KKnnoowwlleeddggee””
“!ा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 8798 : 3991

( TilF;$ cg”-ctw) JT
Indian Standard
SPECIFICATIONFORELECTRIC
INSTANTANEOUSWATBRHBATBRS
( Second Revision )
UDC 683’97 : 621’365
8 BIS 1992
BUREAU OF INDIAN STANDARDS
MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG
NEW DELHI 110002

December 1992 Price Group 1
lacirtcelE secnailppA lanoitceS ,eettimmoC DTE 32
FOREWORD
sihT Jndi;n dta’rnatS ( dnoceS ncjsiveR > was detpoda yb eht uaeruB fo naidnI Standards, retfa
eht tfard dtzilarif yb eht lacirtcelE secnailppA laroltceS eettimmoC had neeb devorppa yb eht
lacinhcetortcelE noisiviD .licnuoC
sihT standard srevoc lareneg ytefas and ecnamrofrep .stnemeriuqer
sihT standard was tsrif dehsilbup ni 1978 and tsrif ncisiver koot ecalp ni 1985. sihT noisiver has
neeb nekatrednu ni weiv fo eht nosaer that liated fo lalencg and ytefas stnemeriuqer evah won
neeb dclevoc rednu a etarapes naidnI dradnatS 15 : 53-2-203 ( 1992 ) ytefaS‘ fo dlohesuoh and
ralimis lacirtcele :secnailppa traP 2 ralucitraP ,stnemeriuqer noitceS 35 cirtcelE suoenatnatsnI
retaw .’sretaeh As rep eht noisiced fo eht driht gniteem fo lacinhcetortcelE noisiviD ,licnuoC a
etarapes ytefas standard no cirtcele suoenatnatsni retaw sretaeh has neeb thguorb .tuo ehT dnoces
ncisiver fo this etisopmcc standards daets-ti fo gnivig sliated fo ytefas ,stnemeriuqer ecnerefer has
neeb edam ot ytefas standard SI 53-2-203 ( 1992 .) tI is dcdnctni ot revoc some erom -roirep
ecnam stnemeriuqer ni erutuf basrd nc erutuf tnempoleved nihtiw eht yrtnuoc as llew as at eht
lanoitanretnI lacinhcetortcclE eettimmoC ( CEI ) .level
roF eht esoprup fc gnidiced rehtehw a ralucitrap tnemeriuqer fo this standard is deilpmoc .htiw
ehT lanif eulav devresbo ro detaluclac gnjsserpxe eht tluser fo a ,tset shall eb dednuor ffo ni
ecnadrocca htiw SI 2 : 1960 seluR‘ rof gnidnuor ffo laciremun seulav ( desiver .‘) ehT rebmun fo
tnacifingis secalp deniater ni eht dednuor ffo eulav dluohs eb eht emas as that fo eht deificeps eulav
ni this standard.
SI 8798 : 1992
lndian Standard
SPECIFICATION FOR ELECTRIC
INSTANTANEOUS WATER HEATERS
( Second Revision )
1 EPOCS 10 HSINIF
10.1 ehT lanretxe hsinif desu ni latem -opmoc
1.1 sihT dradnats srevoc ,lareneg ytefas dna
stnen llahs eb of a heat dna erutsiom gnitsiser
ecnamrofrep stnemeriuqer of cirtcele -natsni
erutan dna llahs ton eb ylesrevda affected yb
suoenat water heaters pu ot 3 sertil yticapac for
gnitaeh water ot a erutarepmet woleb gniliob noitairav in erutarepmet gnirrucco rednu
.tniop nI ,noitidda the noisivorp of 1 of lamron gnitarepo .snoitidnoc
SI 53-2-203 ( 1992 ) llahs osla .ylppa
ecnailpmoC llahs eb checked yb lausiv
.noitcepsni
2 ECNEREFER
2.1 ehT gniwollof naidnI dradnatS si yrassecen 11 NOITAREPO FO WOLF HCTIWS
tcnujda ot siht :dradnats
11.1 ehT wolf sehctiws are desuac ot operate
SI No. Title 10000 .semit tA the dne of test, the wolf hctiws
dluohs operate .ylirotcafsitas
53-2-203 ( 1992 ) ytefaS of dlohesuoh dna
ralimis lacirtcele :secnailppa 12 ECNARUDNE
Part 2 ralucitraP -eriuqer
,tnem noitceS 35 cirtcelE 12.1 lacirtcelE suoenatnatsni water heater shall
suoenatnatsni water heater eb so detcurtsnoc that ni lamron ,esu there lliw
eb on lacirtcele or lacinahcem eruliaf that thgim
3 YGOLONIMRET riapmi ecnailpmoc htiw siht .dradnats ehT
noitalusni llahs ton eb degamad dna stcatnoc
3.1 ehT noisivorp of 2 of SI 53-2-203 ( 1992 )
dna snoitcennoc llahs ton work esool as a tluser
llahs .ylppa
of gnitaeh ,noitarbiv etc.
4 LARENEG STNEMERIUQER ecnailpmoC si yletauqeda checked yb the test
of other sesualc of siht .dradnats
4.1 ehT noisivorp of 3 of SI 53-2-203 ( 1992 )
llahs .ylppa 13 STSET
5 LARENEG ETON ON TSET 13.0 seirogetaC of stseT
5.1 ehT noisivorp of 4 of SI 53-2-203 ( 1992 ) stseT arc deifissalc as ,epyt ecnatpecca dna
llahs .ylppa enituor tests.
6 GNITAR 13.1 epyT stseT
6.1 ehT noisivorp of 5 of IS 53-2-203 ( 1992 ) ehT tests deificeps ni elbaT 1 llahs etutitsnoc
llahs .ylppa
the epyt tests dna llahs eb deirrac tuo no two
selpmas of water heater of the emas epyt dna
7 NOITACIFISSALC
gnitar detceles ylbareferp at modnar morf a
7.1 ehT noisivorp of 6 of SI 53-2-203 ( 1992 ) raluger noitcudorp .tol Before tnemecnemmoc
llahs .ylppa of the test, the water heaters llahs eb yllausiv
denimaxe dna detcepsni for suoivbo visual
8 GNIKRAM defects ni respect of ,stnenopmoc parts dna rieht
ylbmessa ,noitcurtsnoc ,ytilibats ,sgnikram -orp
8.1 ehT noisivorp of 7 of SI 53-2-203 ( 1992 )
noisiv of elbatius slanimret for ylppus -ccnnoc
llahs .ylppa ,noil gnihtrae dna the ssenevitceffe of screws
8.1.1 ehT suoenatnatsni water heater yam osla dna .snoitcennoc ehT lanretxe ecl;lrus hsinii
llahs eb neve dna free morf gnihsinif dcfccts.
eb dekram htiw the dradnatS Mark.
g YTEFAS STNEMERIUQER 13.1.1 Criteria of Acceptance
9.1 ehT cirtcele suoenatnatsni water heater llahs htoB selpmas llahs yllufsseccus pass lla the epyt
ylpmoc htiw the tnemeriuqer nevig ni 8 ot 32 tests for gnivorp ytimrofnoc htiw the -eriuqer
of SI 53-2-203 ( 1992 ). stnem of the .dradnats fI yna of the selpmas
1
s1 8798 : 1992
falls ni yna of the epyt tests, the gnitset -ohtua NOTE - roF eht esoprup fo eht ecnatpecca ,tset
tset ytidimuh tnemtaert si enod rof 2.8 sruoh elihw
,ytir at sti ,noitercsid yam llac for fresh selpmas
gnitcudnoc eht tset for erutsiom ecnatsiser as nevig
ton gnideecxe eciwt the lanigiro rebmun dna 7Ii 15 fo SI 302.2-35 ( 1992 .)
tcejbus meht niaga ot lla tests or ot the test(s) ni
13.2.1 A dednemmocer gnilpmas erudecorp for
hcihw )s(eruliaf .derrucco No eruliaf llahs eb
ecnatpecca test si nevig ni xidneppA B of
dettimrep ni the repeat test(s).
SI I-203 ( 1979 ).
13.2 ecnatpeccA stseT
elbaT 1 Schedule of Type Test
ehT gniwollof llahs etutitsnoc the ecnatpecca ( esuaIC 13.1 )
:tset
Test Clause .z Test Clause ecnerefeR
Reference 1. ytefaS tnemeriuqer 8 111 32 1
a) noitccto,IP tsniaga 8 of SI 53-2-203 2. hsiniF 10 /
cirtcele shock ( 1992 ) 3. noitarepO fo wolf I I fo} SI 302-2-35 ( 1992 )
sehctiws
)b tupnI 10 do
4. Fntlurance. I2 :
c) esir-erutarepmeT 11 do -”I
d) noitalusnI ccnntsiscr 3I do 13.3 Routine Test
dna cirtcele htgnerts
1‘11~ gniwollof test llahs etutitsnoc the enituor
at gnitarepo -mct
:stset
crutarcp
Test Chise Reference
e) erutsioM ecnatsiser 15 do
a) noitcetorP tsniaga 8 of SI 53-2-203
f) noitalusnI ecnatsiser 16 do cirtcele shock ( 1992)
dna cirtcele htgnerts
)b hgiH egatlov 13.3.2 of SI l-203
tnemtaert >
( 1979)
( after ytidimuh
c) gnihtraE noitcennoc 27 of SI 53-2-203
g) noitcurtsnoC 22 do ( 1992 )
h) gnihtraE noitcennoc 27 do d) erusserP test 22.26 of SI 53-2-203
( 1992 )

2
dradnatS Mark
ehT esu fo eht dradnatS Mark is denrevog yb eht snoisivorp fo eht
Bureau of Indian
and eht seluR and snoitalugeR edam .rednuereht ehT dradnatS Mark no
Standards Act, 1986
stcudorp derevoc yb an naidnI dradnatS syevnoc eht ecnarussa that yeht evah neeb decudorp
ot ylpmoc htiw eht stnemeriuqer fo that standard rednu a llew denifed metsys fo ,noitcepsni
gnitset and ytilauq lortnoc hcihw is desived and desivrepus yb SIB and detarepo yb eht -orp
.recud dradnatS dekram stcudorp era osla ylsuounitnoc dekcehc yb SIB rof ytimrofnoc ot
that standard as a rehtruf .draugefas sliateD fo snoitidnoc rednu hcihw a ecnecil rof eht esu
fo eht dradnatS Mark yam eb detnarg ot srerutcafunam ro srecudorp yam eb deniatbo morf
eht uaeruB fo naidnI Standards.
Bureau of naidnI sdradnatS
SIB a yrotutats noitutitsni dehsilbatse rednu eht ot etomorp
is Bureau of Indian Standards Act, 1986
suoinomrah tnempoleved fo eht seitivitca fo ,noitazidradnats gnikram and ytilauq noitacifitrec fo
sdoog and gnidnetta ot detcennoc srettam ni eht .yrtnuoc
thgirypoC
SIB has eht thgirypoc fo all its .snoitacilbup oN trap fo eseht snoitacilbup yam eb decudorper ni
yna mrof tuohtiw eht roirp noissimrep ni gnitirw fo .SIB sihT seod ton edulcerp eht eerf ,esu ni
eht esruoc fo gnitnemelpmi eht standard, fo yrassecen ,sliated hcus as slobmys and ,sezis epyt ro
edarg .snoitangised seiriuqnE gnitaler ot thgirypoc eb desserdda ot eht rotceriD ( snoitacilbuP ,) .SIB
Revision of naidnI sdradnatS
naidnI Standards era deweiver yllacidoirep and ,desiver nehw yrassecen and ,stnemdnema fi ,yna
era issued morf emit ot .emit sresU fo naidnI Standards dluohs niatrecsa that yeht era ni noissessop
fo eht tsetal stnemdnema ro .noitide stnemmoC no this naidnI dradnatS yam eb tnes ot SIB gnivig
eht gniwollof ecnerefer :
toD : .oN DTE 32 ( 3524 )
stnemdnemA deussI ecniS noitacilbuP
dnemA .oN etaD fo eussI txeT detceffA
UAERUB FO NAIDNI SDRADNATS
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.WONKCUL .ANTAP .MRUPAHTNANAVURIHT

Prmred at Swatantra Bharat Press, Delhi, Iaz
AMENDMENT NO. 1 JUNE 1993
TO.
IS 8978 : 1992 SPECIFICATION FOR ELECTRIC
INSTANTANEOUS WATER HEATERS
( Second Revision )
( )lareneG - etutitsbuS SI‘ 53-2-203 ( 1993 )’ for SI‘ 53-2-203 ( 1992 )’
reverehw ti appears ni the .dradnats
Reprography Unit, BE, New Delhi, India