Iec 62552 3 2015

Appareis de réfrigéra on à usa e ménager – Caract érist ique et mét hode... International Electr otec ical Com ision... Us rs sh uld therefore print this do ument usin a c lo r printer..

Appareis de réfrigéra on à usa e ménager – Caract érist ique et mét hode

Co yr ig t © 2 15 IEC, Geneva, Switz r lan

Al r i hts r eser ve Unles oth rwise sp cifie , n p rt of this p blc tio ma b r epr od c d or uti ze in a y form

or b a y me ns, ele tr onic or me h nic l in lu in p oto o yin a d microfim, with ut p rmis io in w ritin from

eith r IEC or IEC's memb r Natio al Commite in th c u tr y of th re u ste If y u h v a y q estio s a o t IEC

c p r i ht or h v a e q ir y a o t o tainin a ditio al ri hts to thisp blc tio , ple se c nta t th a dr es b low or

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ni uti sé so s q elq e forme q e c soit et p r a c n pro é é, éle troniq e o mé a iq e, y c mp sla p oto o ie

et les micr ofilms, sa s la c rd é rit d l EC o d Comité n tio al d l EC d p ys d d ma d u Si v us a ez d s

q estio s sur le c p r i ht d l EC o si v us d sir ez o te ir d s droits su pléme tair es sur c te p blc tio , uti sez

les c ord n é s ci-a r ès o c nta tez le Comité n tio al d l EC d v tr e p ys d résid n e

Ab ut t he IEC

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About IEC publc tion

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Th st an -alo e a plc t io for c nsultin th e tire

biblo ra hic l informat io o IEC Intern tio al Sta d rds,

Te h ic l Sp cific tio s, Te h ic l R ep rts a d oth r

d c me ts A v aia le for PC, Ma OS, A ndroid Ta let s a d

iPa

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Th a v an e se rc e a les to fin IEC p blc t io s b a

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St ay u to d te o al n w IEC p blc t io s Just Pu lsh d

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also o c a mo t h b emai

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Th world's le din o ln dic t io ary of elec t ro ic a d

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More t ha 6 0 0 ele t rot ec nic l termin lo y e t ries in

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a glais et e fa ç is, e traites d s art icles Termes et

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CE 3 , 7 , 8 et CIS R d l EC

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Si vous d sire n us d n er d s c m e taires sur c tt e

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csc@iec c

International Electr otec ical Com ision

Apparei s de réfrigérat ion à us ge mé a er – Cara t érist iques et mét hodes

ELECT ROT ECH IQU

INT ERNAT IONALE

®

W arnin ! Mak e sure t hat y ou o tained this p blcat i n from an auth riz d dist rib t or

Aten o ! V eui e v us a surer q e v us ave o t en cete p blcatio via u distrib teur agré

1 Sc p 12

2 Normativ ref ere c s 12

3 Terms, d f i itio s a d s mb ls 12

3.1 Terms a d d f i itio s 12

3.2 Symb ls 13

4 Ap l c ble te t ste s for d termin tio of e erg a d v lume 13

4.1 Setu f or e erg te tin 13

4.2 Ste d state p wer c n umptio 13

4.3 Def ro t a d re o ery e erg a d temp rature c a g 13

4.4 Def ro t fre u n y 13

4.5 Numb r of te t p ints a d interp latio 13

4.6 L a pro e sin ef ficie c 14

4.7 Sp cif i d a xi arie 14

4.8 Volume d termin tio 14

5 Targ t temp rature f or e erg d termin tio 14

5.1 Ge eral 14

5.2 Temp rature c ntrol s tin s f or e erg c n umptio te t 15

6 Determin tio of e erg c n umptio 15

6.1 Ge eral 15

6.2 Obje tiv 16

6.3 Numb r of te t ru s 17

6.4 Ste d state p wer c n umptio 17

6.5 Def ro t a d re o ery e erg a d temp rature c a g 17

6.6 Def ro t interv l 18

6.7 Sp cif i d a xi arie 18

6.8 Calc latio of e erg c n umptio 18

Ge eral 18

6.8.1

Dai y e erg c n umptio 18

6.8.2

Interp latio 19

6.8.3

Sp cifie a xi arie 19

6.8.4

Total e erg c n umptio 2

6.8.5 7 Circ mv ntio d vic s 2

8 Un ertainty of me s reme t 21

9 Te t re ort 21

An e A (n rmativ ) Set u for e erg te tin 2

A.1 Ge eral 2

A.2 Ad itio al s t u re uireme ts for e erg te tin 2

A.2.1 Ic ma in tra s 2

A.2.2 Us r a ju ta le c ntrols 2

A.2.3 Ambie t temp rature 2

A.2.4 Ac e s rie a d s elv s 2

A.2.5 Anti-c n e s tio h aters 2

A.2.6 Automatic ic ma ers – ic stora e bin 2

B.3.1 Ca e SS1 a pro c 2

B.3.2 Ca e SS1 a c pta c criteria 2

B.3.3 Ca e SS1 c lc latio of v lu s 3

B.4 Ca e SS2: ste d state d termin d b twe n d fro ts 3

B.4.1 Ca e SS2 a pro c 3

B.4.2 Ca e SS2 a c pta c criteria 3

B.4.3 Ca e SS2 c lc latio of v lu s 3

B.5 Cor e tio of ste d state p wer 3

An e C (n rmativ ) Defro t a d re o ery e erg a d temp rature c a g 3

C.1 Ge eral 3

C.2 Setu f or te tin a d d ta c le tio 3

C.3 Ca e DF1: wh re ste d state o eratio c n n rmal y b e ta l s e b f ore a d af ter d f ro ts 3

C.3.1 Ca e DF1 a pro c 3

C.3.2 Ca e DF1 a c pta c criteria 3

C.3.3 Ca e DF1 c lc latio of v lu s 4

C.4 Numb r of v l d d fro t a d re o ery p rio s 4

C.5 Calc latio of e re e tativ d f ro t e erg a d temp rature 4

An e D (n rmativ ) Def ro t interv l 4

D.1 Ge eral 4

D.2 Ela s d time d f ro t c ntrolers 4

D.3 Compre s r ru time d fro t c ntrolers 4

D.4 Varia le d f ro t c ntrol ers 4

D.4.1 Ge eral 4

D.4.2 Varia le d fro t c ntrolers – d clare d f ro t interv ls 4

D.4.3 Varia le d fro t c ntrolers – n d clare d f ro t interv ls (d ma d d fro t 4

D.4.4 Varia le d fro t c ntrolers – n n c mpl a t 4

An e E (n rmativ ) Interp latio of e ults 5

E.1 Ge eral 5

E.2 Temp rature a ju tme t prior to interp latio 51

E.3 Ca e 1: l n ar interp latio – two te t p ints 51

E.3.1 Ge eral 51

E.3.2 Re uireme ts 51

E.3.3 Calc latio s 51

E.4 Ca e 2: tria g latio – thre (or more) te t p ints 5

E.4.1 Ge eral 5

E.4.2 Re uireme ts for two (or more) c mp rtme t tria g latio 5

E.4.3 Calc latio s for two c mp rtme t tria g latio – ma u l interp latio 5

E.4.4 Calc latio s for two c mp rtme t tria g latio – matric s 6

E.4.5 Ch c in temp rature v ldity wh re th re are more th n two c mp rtme ts for tria g latio 6

E.4.6 Calc latio s for thre c mp rtme t tria g latio – matric s 6

An e F (n rmativ ) En rg c n umptio of s e ifie a xi arie 6

F.2.4 Re io al we th r d ta 6

F.2.5 Calc latio of p wer c n umptio 6

F.2.6 Wh re a ti-c n e s tio h ater(s) c n ot b dis ble b t th ir p wer c n umptio c n b me s re dire tly 6

F.2.7 Wh re a ti-c n e s tio h ater(s) c n ot b dis ble a d th ir p wer c n umptio c n ot b me s re dire tly 7

F.2.8 Wh re a ti-c n e s tio h ater(s) h s a u er-a ju ta le s tin 7

F.3 Automatic ic ma ers – e erg to ma e ic 7

F.3.1 Ge eral 7

F.3.2 Ta k ty e a tomatic ic ma ers 7

An e G (n rmativ ) Determin tio of lo d pro e sin ef ficie c 7

G.1 Purp s 7

G.2 Ge eral d s riptio 7

G.3 Setu , e uipme t a d pre aratio 7

G.3.1 Ge eral 7

G.3.2 Eq ipme t 7

G.3.3 Qu ntity of water to b pro e s d 7

G.3.4 Po itio of th water lo d in c mp rtme ts 8

G.3.5 Temp rature of th water to b pro e s d 8

G.4 L a pro e sin ef ficie c te t meth d 8

G.4.1 Comme c me t of th lo d pro e sin ef ficie c te t 8

G.4.2 Pla eme t of th lo d 8

G.4.3 Me s reme ts to b ta e 8

G.4.4 Co clu io of lo d pro e sin ef ficie c te t 8

G.5 Determin tio of lo d pro e sin ef ficie c 8

G.5.1 Ge eral 8

G.5.2 Qu ntific tio of in ut e erg 8

G.5.3 Qu ntific tio of a ditio al e erg u e to pro e s th lo d 8

G.5.4 L a pro e sin eff i ie c 8

G.5.5 L a pro e sin multipler 9

G.5.6 Ad itio of u er relate lo d into d iy e erg 91

An e H (n rmativ ) Determin tio of v lume 9

H.1 Sc p 9

H.2 Total v lume 9

H.2.1 Volume me s reme ts 9

H.2.2 Determin tio of v lume 9

H.2.3 Volume of e a orator s a e 9

H.2.4 Two-star s ctio s a d/or c mp rtme ts 9

H.3 Ke for Fig re H.1 thro g H.5 9

An e I (informativ ) Work d e ample of e erg c n umptio c lc latio s 9

I 1 Ex mple c lc latio of d iy e erg c n umptio 9

I 2 Varia le d f ro t – c lc latio of d f ro t interv ls 9

I 3 Ex mple of Interp latio 10

I 3.1 Ge eral 10

I 4.1 Ge eral 1 7

I 4.2 On c mp rtme t 1 7

I 4.3 Tria g latio 1 8

I 5 Automatic ly c ntrole a ti-c n e s tio h ater(s) 1 9

I 6 Calc latio of lo d pro e sin ef ficie c 121

I 7 Determin tio of a n al e erg c n umptio 12

I 8 Ex mple of d termin tio of p wer a d temp rature from raw d ta 12

I 8.1 Ma u l re iew of d ta 12

I 8.2 Re iew of d ta a d s le tio of minimum s re d u in b s o e

s fware 14

An e J (informativ ) De elo me t of th IEC glo al te t meth d f or refrig ratin

a pl a c s 14

J.1 Purp s 14

J.2 Ov rview 14

J.3 Te t meth d o je tiv 14

J.4 De criptio of k y c mp n nts of e erg c n umptio 14

An e K (n rmativ ) An ly is of a refrig ratin a pla c with ut ste d state

b twe n d f ro ts 14

K.1 Purp s 14

K.2 Pro u ts with re ular c ara teristic b t with ut ste d state o eratio 14

K.2.1 Ge eral 14

K.2.2 Sp cial c s DF2 a pro c 14

K.2.3 Ca e DF2 a c pta c criteria 15

K.2.4 Ca e DF2 c lc latio of v lu s 15

An e L (informativ ) Deriv tio of ambie t temp rature c r e tio f ormula 15

L.1 Purp s 15

L.2 Ba k ro n 15

L.3 Ap ro c 15

Fig re B.1 – Il u tratio of a te t p rio ma e of blo k of 5 temp rature c ntrol c cle

– temp rature for Ca e SS1 2

Fig re B.2 – Il u tratio of a te t p rio ma e of blo k of 5 temp rature c ntrol c cle – p wer f or Ca e SS1 2

Fig re B.3 – Ca e SS2 – ty ic l o eratio of a ref rig ratin a pla c with a d fro t c ntrol c cle 31

Fig re C.1 – Co c ptu l i u tratio of th a ditio al e erg a s ciate with a d f ro t a d re o ery p rio 3

Fig re C.2 – Ca e DF1 with ste d state o eratio b f ore a d afer a d fro t 3

Fig re E.1 – Interp latio wh re temp rature c a g in multiple c mp rtme ts (c mp rtme t D critic l) 5

Fig re E.2 – Interp latio with v ld re ults in b th Comp rtme t A a d B 5

Fig re E.3 – Interp latio with n v l d re ults 5

Fig re E.4 – Sc ematic re re e tatio of interp latio b tria g latio 5

Fig re G.1 – Co c ptu l i u tratio of th lo d pro e sin ef ficie c te t 7

Fig re H.1 – Ba ic view of to mo nte fre z r a pla c 9

Fig re H.2 – Automatic ic -ma er dis e s r a d c ute 9

Fig re H.3 – Automatic ic -ma in c mp rtme t 9

Fig re H.4 – Rai of drawer ty e s elv s or b s ets 9

Fig re H.5 – Rotary divid r of fre h fo d c mp rtme t f or Fre c Do rs 9

Fig re I 1 – Ex mple ln ar interp latio two c mp rtme ts (Comp rtme t B critic l) 10 Fig re I 2 – Ex mple ln ar interp latio two c mp rtme ts (Comp rtme t B critic l) 10 Fig re I 3 – Ex mple Interp latio wh re b th te t p ints h v b th c mp rtme ts b low targ t ( wo v ld re ults) 10 Fig re I 4 – Ex mple Interp latio wh re b th te t p ints h v b th c mp rtme ts b low targ t ( wo v ld re ults) 10 Fig re I 5 – Ex mple Interp latio wh re n ith r te t p int h s b th c mp rtme ts b low targ t (n v ld re ults) 10 Fig re I 6 – Ex mple Interp latio wh re n ith r te t p int h s b th c mp rtme ts b low targ t (n v ld re ults) 10 Fig re I 7 – Ex mple Interp latio f or 4 c mp rtme ts 10 Fig re I 8 – Ex mple of tria g latio ( emp rature ) 1 1 Fig re I 9 – Ex mple of tria g latio ( emp rature a d e erg ) 1 2 Fig re I 10 – An e ample of p wer a d temp rature d ta 12 Fig re I 1 – Ex mple of fin in a te t p rio with minimum s re d in p wer 14 Fig re K.1 – Sp cial Ca e SS2 – wh re ste d state o eratio is n v r re c e b twe n d f ro t a d re o ery p rio s a d An e C sta i ty ma n t b e ta ls e 14 Ta le 1 – Targ t temp rature for e erg d termin tio b c mp rtme t ty e 15 Ta le B.1 – As ume ∆C OP a ju tme t 3

Ta le F.1 – Format for temp rature a d h midity d ta – ambie t c ntrol e a ti -c n e s tio h aters 6

Ta le I 1 – Ex mple of ln ar interp latio , sin le c mp rtme t 10

Ta le I 2 – Ex mple 1 of ln ar interp latio , two c mp rtme ts 101

Ta le I 3 – Ex mple 2 of ln ar interp latio , two c mp rtme ts 10

Ta le I 4 – Ex mple 3 of ln ar interp latio , two c mp rtme ts 10

Ta le I 5 – Ex mple of ln ar interp latio , te t d ta for f our c mp rtme ts 10

Ta le I 6 – Ex mple of ln ar interp latio , re ults for fo r c mp rtme ts 10

Ta le I 7 – Ex mple of tria g latio , two c mp rtme ts 1 0

Ta le I 8 – Ex mple of tria g latio , thre c mp rtme ts 1 5

Ta le I 9 – Ex mple of p p latio -weig te h midity pro a i tie a d h ater wat a e

at 16 °C, 2 °C a d 3 °C 12

Ta le I 10 – An e ample of c lc latio of e erg , p wer a d temp rature for e c

temp rature c ntrol c cle (TCC) 12

Ta le I 1 – An e ample of c lc latio of e erg , p wer a d temp rature for al

p s ible blo k (siz = 3 TCC) 12

CHA RA CTERISTICS A ND TEST METHODS –

Part 3: Energy consumption and volume

FOREWORD

1) Th Intern tio al Ele trote h ic l Commis io (IEC) is a worldwid org nizatio for sta d rdizatio 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 estio s c n ernin sta d rdizatio in th ele tric l a d ele tro ic f i lds To

this e d a d in a ditio to oth r a tivities, IEC p blsh s Intern tio al Sta d rds, Te h ic l Sp cific tio s,

Te h ic l Re orts, Pu lcly Av ia le Sp cif i atio s (PAS) a d Guid s (h re f ter refere to as “IEC

Pu lc tio (s) Th ir pre aratio is e truste to te h ic l c mmite s; a y IEC Natio al Commite intereste

in th su je 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 nizatio s laisin with th IEC also p rticip te in this pre aratio IEC c la orates closely

with th Intern tio al Org nizatio f or Sta d rdizatio (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 nizatio s

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

c nse sus of o inio o th rele a t su je ts sin e e c te h ic l c mmite h s re rese tatio fom al

intereste IEC Natio al Commite s

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

Commite s in th t se se Whie al re so a le ef forts are ma e to e sure 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 resp nsible for th wa in whic th y are use or f or a y

misinterpretatio b a y e d user

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 sp re 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 resp n in n tio al or re io al p blc tio sh l b cle rly in ic te in

th later

5) IEC itself d es n t pro id a y atestatio of c nf ormity In e e d nt c rtific tio b dies pro id c nf ormity

as es me t servic s a d, in some are s, a c s to IEC marks of c nf ormity IEC is n t resp nsible f or a y

servic s c rie o t b in e e d nt c rtif i atio b dies

6) Al users sh uld e sure th t th y h v th latest e itio of this p blc tio

7) No la i ty sh l ata h to IEC or its dire tors, emplo e s, serv 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 f or a y p rso al injury, pro erty d ma e or

oth r d ma e of a y n ture wh tso v r, wh th r dire t or in ire t, or for c sts (in lu in le al f ees) a d

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

Pu lc tio s

8) Ate tio is drawn to th Normativ refere c s cite in this p blc tio Use of th refere c d p blc tio s is

in isp nsa le for th c re t a plc tio of this p blc tio

9) Ate tio is drawn to th p s ibi ty th t some of th eleme ts of this IEC Pu lc tio ma b th su je t of

p te t rig ts IEC sh l n t b h ld resp nsible f or id ntif yin a y or al su h p te t rig ts

Intern tio al Sta d rd IEC 6 5 2-3 h s b e pre are b s b ommite 5 M: Performa c

of ele tric l h u e old a d simiar c oln a d f re zin a pla c s, of IEC te h ic l

c mmite 5 : Performa c of h u e old a d simi ar ele tric l a pl a c s

IEC 6 5 2-1, IEC 6 5 2-2 a d IEC 6 5 2-3 c n el a d re la e th first e itio of IEC 6 5 2

p bl s e in 2 0 IEC 6 5 2-1, IEC 6 5 2-2 a d IEC 6 5 2-3 to eth r c n titute a te h ic l

re isio a d in lu e th fol owin sig ific nt te h ic l c a g s with re p ct to

IEC 6 5 2:2 0 :

a) Al p rts of th sta d rd h v b e larg ly rewrite a d u d te to c p with n w te tin

re uireme ts, n w pro u t c nfig ratio s, th a v nt of ele tro ic pro u t c ntrols a d

c mp ter b s d te t ro m d ta c le tio a d pro e sin e uipme t

b) In Part 1 th re are s me c a g s to te t ro m e uipme t s e ific tio s a d th s tu for

te tin to pro id a ditio al f l xibi ty e p cialy wh n te tin multiple a pla c s in a

sin le te t ro m

d) Part 3 ( his p rt n w pro id s a meth d to q a tify e c of th rele a t e erg

c mp n nts a d a pro c e o h w th s c n b c mbin d to e timate e erg u d r

dif fere t c n itio s o th e p ctatio th t dif fere t re io s wi s le t c mp n nts a d

weig tin s th t are mo t a plc ble wh n s tin b th th ir lo al p rf orma c a d e erg

eff i ie c criteria whi e u in a sin le s t of glo al te t me s reme ts

e) For e erg c n umptio me s reme ts in Part 3 ( his p rt , n th rmal ma s ( e t

p c a e ) is in lu e in a y c mp rtme t a d c mp rtme t temp rature are b s d o

th a era e of air temp rature s n ors (c mp re to th temp rature in th warme t te t

p c a e) Th re are als sig ific nt dif fere c s in th p sitio of temp rature s n ors in

f Th e erg c n umptio te t in Part 3 ( his p rt n w h s two s e ifie ambie t

temp rature (16°C a d 3 °C)

g) Whie, in Part 2 te t p c a e are sti u e f or th stora e te t to c n rm p rf orma c in

dif fere t o eratin c n itio s, in Part 1 th y h v b e sta d rdis d to o e siz (10 mm

Th te t of this sta d rd is b s d o th f olowin d c me ts:

Ful inf ormatio o th v tin f or th a pro al of this sta d rd c n b fo n in th re ort o

v tin in ic te in th a o e ta le

This p blc tio h s b e draf te in a c rd n e with th ISO/IEC Dire tiv s, Part 2

A lst of al p rts in th IEC 6 2 2 s rie , p bl s e u d r th g n ral title Ho sehold

refigerati g ap liances – c ara t eristic and test met hods, c n b f ou d o th IEC we site

• re la e b a re is d e itio , or

IMPORTANT – T e 'c lour inside' lo o o the c ver page of this pu l cation in icate

that it c ntains c lo rs whic are c nsidered to be us f ul f or the c r ect

u derstanding of its c ntents Us rs sh uld therefore print this do ument usin a

c lo r printer

• IEC 6 5 2-2: Ge eral p rforma c re uireme ts for ref rigeratin ap l ance a d

meth d for te tin th m;

• IEC 6 5 2-3: Energy c nsumption a d v lume d termin tio ( his p rt

1 Scope

This p rt of IEC 6 5 2 s e ifie th e s ntial c ara teristic of h u e old a d simiar

ref rigeratin appl ance c ole b intern l n tural c n e tio or f orc d air circ latio , a d

e ta l s e te t meth d f or c e kin th s c ara teristic

This p rt of IEC 6 5 2 d s rib s th meth d f or th d termin tio of energ c nsumptio

c ara teristic a d d fin s h w th s c n b a s mble to e timate energ c nsumptio

u d r diff ere t u a e a d cl mate c n itio s This p rt of IEC 6 5 2 als d f i e th

d termin tio of v lume

2 Normative referenc s

Th f olowin d c me ts, in wh le or in p rt, are n rmativ ly refere c d in this d c me t a d

are in is e s ble f or its a plc tio For d te ref ere c s, o ly th e itio cite a ple For

u d te ref ere c s, th late t e itio of th refere c d d c me t (in lu in a y

ame dme ts) a pl e

IEC 6 5 2-1:2 15, Household refig rating ap liances – Ch ra teristic and test met hods –

P art 1: Ge eral re uireme ts

IEC 6 5 2-2:2 15, Household refig rating ap liances – Ch ra teristic and test met hods –

P art 2: P erormance re uireme ts

3 Terms, def initions and symbols

fu ctio s or fe ture th t af fe t th energ c nsumptio of a refrigeratin ap l an e a d

wh re th ir a tu l energ c nsumption d p n s o th c n itio s of u e or o eratio

Note 1 to e try: This sta d rd ma es o tio al pro isio f or d terminin th e erg con umption imp cts of

th se fu ctio s or f eaturesin a c rd n e with re io al re uireme ts

Note 2 to e try: Test re uireme ts f or sp cifie a xi aries, wh re a plc ble, are set o t in An e F a d th ir

a plc tio sp cifie in 6.8.4 Th o ly sp cif i d a xi aries in this e itio of th sta d rd are ambie t c ntrole

a ti-c n e satio h aters a d ta k ty e a tomatic ic ma ers

3.1.2

defrost interval

th me s re or e timate le gth of a defrost c ntrol c cle, startin f rom th p int of

initiatio of o e defrost c ntrol c cle to th p int of initiatio of th s b e u nt defrost

c ntrol c cle, e pre s d in h urs of ela s d (clo k) time

P a era e ste d p wer c n umptio o er a d fin d p rio in W

T c mpartment temp rature a era e o er a s e ifie p rio in d gre s Celsiu (°C)

TMP

ntemp rature me s reme t p sitio of a s e ific temp rature s n or

t time at a s e ific mome t

∆t time interv l in h urs b twe n two d f i e time or for a d f i e p rio

∆

df

a ditio al e erg a s ciate with a defrost an rec very perio , o er a d a o e

th rele a t ste d state p wer c n umptio at th s me temperature c ntrol

s t in s, in Wh

f-th a c mulate temp rature dif fere c o er time (relativ to th ste dy state

temp rature) d rin a defrost an rec very perio in Kh for c mpartment i

Rt a tu l c mpre s r ru time in h urs for a d fin d p rio (a tu l c mpre s r o

p rio )

CRt p rc nta e of c mpre s r ru time for a d f i e p rio (Rt otal time interv l a %)

P

i

a era e h ater p wer a s ciate with a ambie t c ntrol e a ti-c n e s tio

h ater at a s e ifie temp rature a d h midity in W (An e F)

M ma s of water u e f or a pro e sin load (An e G) or th ma s of water or ic

4.2 Ste d state p wer c nsumption

Th ste d state p wer c nsumption of th refrigerating ap l an e s al b d termin d in

a c rd n e with An e B

4.3 Defrost and rec very energ and temperature c an e

For pro u ts with o e or more d f ro t s stems (e c with its own defrost c ntrol c cle), th

in reme tal defrost and rec very e erg for a re re e tativ n mb r of defrost an

rec very perio s s al b d termin d in a c rd n e with An e C for e c s stem Th

temp rature c a g a s ciate with defrost an rec very s al als b d termin d in

a c rd n e with An e C f or e c s stem

4.4 Defrost f req en y

For pro u ts with o e or more d fro t s stems (e c with its own defrost c ntrol c cle), th

defrost interval f or e c s stem s al b d termin d in a c rd n e with An e D, d p n in

o th c ntrol ty e

4.5 Number of te t points an interp lation

Wh re th energy c nsumptio of a refrigeratin ap l an e is interp late in a c rd n e

with Cla s 6, o e of th meth d s e ifie in An e E s al b u e

Wh re a ref rigeratin ap l ance c ntain a s e ifie a xi ary, th e erg imp ct of this

a xi ary s al b d termin d in a c rd n e with An e F

4.8 Volume determinatio

Th v lume of e c c mpartment of th refrigeratin ap l an e s al b d termin d in

a c rd n e with An e H

5 Target temperature f or energy determination

5.1 General

Th energ c nsumption of a a pl a c is d termin d f rom me s reme ts ta e wh n

te te a s e if i d in Cla s 6 in a ambient temperature of 3 °C a d a ambient

temperature of 16 °C Th v lu f or energy c nsumptio d termin d in a c rd n e with

this sta d rd s al b for a temperature c ntrol s tin (or e uiv le t p int wh re al

a era e c mpartment air temp rature are at or b low th target temperature s e ifie in

Ta le 1 for e c c mpartment ty e claime b th s p l er Valu s a o e a d b low target

temperature ma b u e to e timate th energ c nsumptio at th target temperature

f or e c rele a t c mpartment b interp latio , a s e ifie in Cla s 6

NOT Ref er to th re uireme ts in IEC 6 5 2-1:2 15 An e B f or v riable temperature compartme ts F r

e erg testin , th se are o erate o th f un tio (c ntin o s temp rature o eratin ra g ) th t uses th most

e erg

F r e erg testin , e c compartme t sh l b o erate as th claime compartme t ty e, e c pt

as set o t b low

If a compartme t o eratin ra g sp ns n n of th targ t temperature for th d f i e

compartme t ty es in Ta le 1 at eith r a ambie t temperature of 16 °C or 3 °C (b c use it h s

n u er-a ju table temperature control or a lmite ra g of a tiv c ntrol), th n it sh l b

clas ifie as th compartme t ty e with th n xt warmest targ t temperature (b se o th

warmest test result for b th ambie t temperature ) a d o erate at its warmest setin whie sti

sta in at or b low th targ t temperature of th n xt warmest targ t temperature (wh re

a justa le) for th e erg test at b th ambie t temperature Th test re ort sh l n te th t th

claime compartme t ty e a d th compartme t ty e as ume f or e erg testin

Wh re th compartme t is a v riable temperature compartme t ty e (h t sp ns th o eratin

ra g of se eral c mp rtme t ty es), th primary c n g ratio f or e erg testin sh l b th

compartme t ty e th t h s th hig est e erg con umption A v riable temperature

compartme t c n b set a d teste as oth r compartme t ty es, if re uire , in a ditio to th

primary c n g ratio for e erg testin Th test re ort sh l n te th t th compartme t is th

v riable temperature compartme t ty e a d th compartme t ty e sele te for e c e erg test

5.2 Temperature c ntrol s tin s for energy c nsumptio te t

Wh n te te f or energ c nsumptio in a c rd n e with Cla s 6, th refrigeratin

ap l ance s al h v at le st o e temperature c ntrol s t in (or c mbin tio of

temperature c ntrol s t in s) at whic th a era e temp rature of e c c mpartment is

c n ur e tly at or b low th energ c nsumptio target temperature s e ifie in Ta le 1

Th d ta p ints u e for energy c nsumptio d termin tio s o ld d mo strate th t th

Th k y energ c nsumption c mp n nts a s e ifie in Cla s 6 s al b d termin d f or

e c refrigeratin ap l ance te te in a c rd n e with this sta d rd This s al b b s d o

d ta me s re in a c rd n e with An e e B to H, a a plc ble

Cla s 6 als s e if i s th meth d to b u e to d termin th c mp n nts of energy

c nsumptio for a refrigeratin ap l an e wh n te te in a c rd n e with this sta d rd

d fro t s stems (e c with its own defrost c ntrol c cle), th defrost and rec very

e erg f or a re re e tativ n mb r of defrost an rec very perio s f or e c s stem

s al b d termin d – s e An e C

• Defro t f re u n y – f or pro u ts with o e or more d f ro t s stems (e c with its own

defrost c ntrol c cle), th defrost interval s al b d termin d f or e c s stem u d r a

Th lowe t c n eiv ble v lu of energ c nsumptio for a refrigeratin appl an e u d r

this sta d rd (i.e th th oretic l o timum), is th v lu wh re th temp rature of e ery

c mpartment is e a tly e u l to its target temperature f or energ c nsumption (s e

Cla s 5) Not e ery a pla c is c p ble of o eratin at this c n itio , n r is it pra tic ble

f or a la oratory to c ntin e te tin in a atempt to pre is ly o tain this c n itio d rin a

s e ific s t of te ts Un er this sta d rd th re is th o tio of u d rta in s v ral te ts with

diff ere t temperature c ntrol s t ings (wh re a aia le) This is to f aci tate interp latio to

e timate th energ c nsumption for a p int wh re al c mpartments are at or b low th ir

rele a t targ t for energy c nsumptio (s e 6.3)

6.2 Objective

In ord r to d termin th c ara teristic of a h u e old refrigeratin appl an e in

a c rd n e with this sta d rd, it is n c s ary to me s re th temp rature a d energ

c nsumptio for a re re e tativ p rio of ste d state o eratio th t c mple with th

rele a t re uireme ts (i.e c mpartment temp rature at or b low th ir targ t f or energ

c nsumptio ) Se eral te t p ints at diff ere t temperature c ntrol s t in s ma b

re uire to o tain th mo t f av ura le (o timal) re ult for energ c nsumptio

In th c s of pro u ts with automatic def rost fu ctio s th t aff ect th p wer c n umptio of

th pro u t (i.e h s a defrost c ntrol c cle), th in reme tal e erg d rin defrost an

intern l temp rature a d p wer c n umptio are within a c pta le lmits In terms of e erg

a s s me ts, th re are two altern tiv a pro c e to th d termin tio of ste d state

p wer c n umptio :

• SS1: Ste dy state p wer a d intern l temp rature d termin tio wh re th re is n

defrost c ntrol c cle or wh re ste dy state c n itio s a c rdin to An e B c n b

e ta ls e b twe n defrost an rec very perio s (g n raly wh re d fro t e e ts are

wid ly s a e );

• SS2: Ste d state p wer a d intern l temp rature d termin tio wh re ste dy state

c n itio s a c rdin to An e B c n ot b e ta ls e b twe n defrosts an rec very

periods (g n ral y wh re d fro t e e ts are more clo ely s a e )

Th in reme tal energy c nsumption a d temp rature c a g d rin a defrost and

rec very perio als n e s to b a s s e (relativ to th ste d state p wer a d intern l

temp rature b fore a d af ter th defrost and rec very perio )

In e c c s , criteria are e ta ls e to d termin wh th r th p rio s are re re e tativ of

b) b interp latio b twe n th re ults of two or more te t ru s, c n u te at diff ere t

s t in s of o e or more us r-adjustable temperature c ntrols, a fol ows:

• Wh re re ults h v b e me s re at two temperature c ntrol s tin s, interp latio

in a c rd n e with Cla s E.3

• Wh re th a pl a c h s at le st two in e e d nt us r-adjustable temperature

c ntrols a d re ults h v b e me s re at thre temperature c ntrol s t in

c mbin tio s, interp latio in a c rd n e with Cla s E.4

• Optio s f or interp latin u in thre or more in e e d nt us r-adjustable

temperature c ntrols are als s t o t in Cla s E.4

c mpartments in th refrigeratin appl ance are at or b low th target temperature

s e ifie in Ta le 1 at th p int of interp latio Th re are s v ral re uireme ts a s ciate

with interp latio to e s re th t this h s b e a hie e

6.4 Ste dy state p wer c nsumption

For a refrigeratin ap l an e th t d e n t h v a def rost c ntrol c cle, th ste d state

p wer c n umptio at e c temperature c ntrol s t in s le te a d for e c ambient

temperature s al b d termin d in a c rd n e with An e B

For a ref rigerating appl ance with o e or more defrost c ntrol c cle , th ste dy state

p wer c n umptio b twe n def rost an rec very periods at e c temperature c ntrol

s t in s le te a d for e c ambient temperature s al b d termin d in a c rd n e with

Th ste d state p wer c n umptio is re orte in wat (W)

6.5 Defrost an rec very energy and temperature c ange

For a refrigeratin ap l an e with o e or more d fro t s stems (e c with its own defrost

c ntrol c cle), th a ditio al e erg a d temp rature c a g a s ciate with defrost and

rec very s al b d termin d f or e c s stem f or a re re e tativ n mb r of defrost an

rec very perio s in a c rd n e with An e C, at ambient temperature of b th 16 °C a d

Wh re th re is more th n o e d fro t s stem (e c with its own defrost c ntrol c cle), th

c ara teristic of e c s stem s al b d c me te

Th a ditio al e erg a s ciate with def rost an rec very is re orte in wat h ur (Wh)

Th temp rature c a g a s ciate with def rost and rec very is re orte in d gre Kelvi

n-h ur (Kh)

6.6 Defrost interval

For a refrigeratin ap l an e with o e or more d fro t s stems (e c with its own defrost

c ntrol c cle), th e timate defrost interval s al b d termin d in a c rd n e with An e

D at a ambient temperature of 16 °C a d at a ambient temperature of 3 °C

Wh re th re is more th n o e d f ro t s stems (e c with its own def rost c ntrol c cle), th

defrost interval f or e c s stem s al b d c me te

Th defrost interval s al b e pre s d in h urs, ro n e to th n are t 0,1 h De e din o

th d fro t c ntrol ty e, th defrost interval ma b a fu ctio of a n mb r of p rameters

6.7 Specified au i arie

Wh re th refrigeratin appl an e c ntain a s e ifie a xi ary, th imp ct of this d vic

s al b d termin d in a c rd n e with An e F

Th imp ct of s e ifie a xi arie is e pre s d in wat or wat h ur for a ra g of ambie t

c n itio s Th s v lu s are th n weig te in a c rd n e with re io al re uireme ts a d

c n itio s in ord r to pro id a rele a t e timate of e erg a s ciate with th a xi ary

6.8 Calc latio of energ c nsumption

General6.8.1

Th in ivid al c mp n nts of energy c nsumption a d ste d state p wer me s re in

a c rd n e with this sta d rd s al b c mbin d u in th folowin rule

Dai y energy c nsumptio6.8.2

c nsumptio v lu s in a c rd n e with th fol owin e u tio s for e c temperature

c ntrol s t in a d ambient temperature

For refrigeratin ap l an e with ut a defrost c ntrol c cle, th d i y energ

c nsumptio f or e c ambient temperature a d e c temperature c ntrol s t in is giv n

Th me s re ste dy state temp rature for e c c mpartment s al b re ord d with this

v lu ( or th te t re ort a d/or f or interp latio )

For ref rigeratin appl an e with o e d f ro t s stem (with its own defrost c ntrol c cle),

th d i y energ c nsumptio for e c ambient temperature a d e c temperature

a c rd n e with An e B, th in reme tal def rost an rec very e erg d termin d in

a c rd n e with An e C a d th def rost interval d termin d in a c rd n e with An e D a

f olows:

is th e timate defrost interval in h urs in a c rd n e with An e D

Wh re th re are a ditio al d f ro t s stems (e c with its own defrost c ntrol c cle), th

Th a era e temp rature for e c c mpartment f or this temperature c ntrol s t in a d

energy c nsumptio is giv n b :

T

a era e

=

dfdf

is th re re e tativ a c mulate temp rature diff ere c o er time for def rost and

rec very (relativ to th ste dy state temp rature) in d gre Kelvin-h ur (Kh) for

th rele a t c mpartment in a c rd n e with An e C (s e Cla s C.5)

Wh re interp latio is p rf orme in ord r to o tain a more o timum e timate of th d i y

energy c nsumptio f or a giv n ambient temperature, th c lc latio s f or e c

c mpartment temp rature a d energ c nsumptio d termin d in a c rd n e with 6.8.2

s al b u e a s t o t in An e E

Specified auxi arie6.8.4

Wh re th refrigeratin appl an e c ntain s e if i d a xi arie , th in re s in energy

c nsumptio a s ciate with th s a xi arie is c lc late a c rdin to th rele a t lo al

re io al o eratin s h d le s e ifie a d u in th p rameters s t o t in An e F Th

imp ct of th s a xi arie is ty ic l y e timate o er a y ar, s c re is re uire wh n

atemptin to a d th s to oth r e erg v lu s c lc late in this sta d rd – a n al v lu s

n e to b d termin d for th oth r e erg v lu s b f ore th s fig re c n b a d d

e pre s d a a inte rate e erg v lu o er a y ar.

NOT 1 Th ic -ma in test is p rf orme at ambie t temperature of 16 °C a d 3 °C so E

a x

is a re io al

f un tio of f{E

a x16C, E

a x 2C}

Th total a n al energy c nsumptio of a ref rigeratin appl an e c n b giv n b :

E

total

= f{E

d iy16C, E

d iy 2C} + E

NOT 2 En rg as o iate with lo d pro es in arisin f rom user intera tio s is n t in lu e in th se

c lc latio s Se An e G f or me sureme ts a d as o iate e erg c lc latio s

7 Circumvention devic s

A circ mv ntio d vic is a y c ntrol d vic , s fware, c mp n nt or p rt th t alters th

ref rig ratin c ara teristic d rin a y te t pro e ure, re ultin in me s reme ts th t are

u re re e tativ of th a pl a c 's tru c ara teristic th t ma o c r d rin n rmal us

u d r c mp ra le c n itio s Ge eral y, circ mv ntio d vic s s v e erg d rin a e erg

– re uire for th mainte a c of s tisfa tory fo d pre erv tio temp rature within

c mpartments (e.g temp rature c mp n atio h aters in fre h foo c mpartments th t

o erate at low ambie t c n itio s); or

– inte d d to re u e energy c nsumption d rin n rmal us

wi g n ral y n t b tre te a circ mv ntio d vic s wh re th le itimate b sis f or th ir

Wh re th o eratio of a circ mv ntio d vic is s s e te , a la oratory s o ld s bje t th

a pla c to me s re s c a d or o e in s or oth r a pro riate a tio s in a atempt to

d te t pre e c a d o eratio of a y s c d vic s Detais of a y s c a tio a d th ir eff ect

s al b in lu e in th te t re ort Wh re a circ mv ntio d vic is s s e te or d te te

d rin te tin , a la oratory s al re ort th t inf ormatio to th cl e t

Circ mv ntio d vic s, wh re pre e t, ma b s bje t to re io al re ulatio s a d

re uireme ts Su h d vic s ma b pro ibite in s me juris ictio s Oth r juris ictio s ma

re uire th circ mv ntio d vic to b d f eate for e erg te ts or th pro u t to b te te in

o eratio An a ditio al energ c nsumptio a s ciate with th circ mv ntio d vic ma

b a d d to th me s re energ c nsumption a d th re ma b p n lty fa tors a s ciate

with th a ditio al e erg a s ciate with th circ mv ntio d vic

8 Unc rtainty of me surement

For al e erg me s reme ts, th u c rtainty of me s reme t of th me s re v lu s o ld

b d termin d a d state with th me s re re ult

Wh re le s strin e t v ldity criteria h v b e a ple to o tain a a pro imate re ult in a

s orter time, th re ultin in re s in u c rtainty s al b ta e into a c u t in a y stateme t

of u c rtainty

Verif i atio te ts s o ld ta e into c n id ratio th me s reme t u c rtainty wh n a s s in

th e erg re ult a ain t a y rele a t v l dity criteria

NOT Th c lc latio of u c rtainty of me sureme t is n t sp cifie in this sta d rd F rth r g id n e o this

is u c n b o tain d f rom th ISO/IEC Guid 9 -3:2 0 , U nc rt aint y of me s reme t – Part 3: Guid e t o t he

ex pre sion of u c rt aint y in me s reme t (GU M :1 95)

9 Te t report

A te t re ort th t in lu e al of th rele a t informatio l ste in IEC 6 5 2-1:2 15 An e F

f or te ts u d rta e in a c rd n e with this sta d rd s o ld b pre are

Th refrigeratin ap l ance s al h v air temp rature s n ors in tal e at th p sitio s

s e ifie in IEC 6 5 2-1:2 15, An e D Th d termin tio of c mpartment air temp rature

d rin e erg te tin s al b a s e ifie in IEC 6 5 2-1:2 15, An e D

A.2 Additional s t up requirements f or energy te ting

A.2.1 Ice making trays

An ice c be trays with a d dic te p sitio , a s e ifie in th in tru tio s, s al remain in

pla e b t s al b empty f or e erg te ts (e c pt a s e ifie in An e G)

A.2.2 Us r adjustable c ntrols

Us r-adjustable temperature c ntrol(s) th t are n t u e f or e erg interp latio s in

a c rd n e with An e E s al b s t in a sin le p sitio th t me ts th rele a t

c mpartment temp rature re uireme ts s t o t in Cla s 5 (target temperature ) f or al te t

ru s Wh re interp latio b twe n th re ults of two or more te t ru s is to b p rf orme in

a c rd n e with An e E, th o ly s tin (s) to b c a g d b twe n te t ru s s al b th

rele a t us r-adjustable temperature c ntrol(s) u e for interp latio Th p sitio of al

b ff l s a d us r-adjustable temperature c ntrol(s) n t u e for interp latio s al b

re ord d in th te t re ort

Wh re a wine storage c mpartment h s s tin o tio s for b th u iform temp rature a d

multiple temp rature z n s, th u iform temp rature s tin s al b s le te for te tin

A.2.3 Ambient temperature

For energy c nsumptio d termin tio , th n min l te t ro m temp rature are 16 °C a d

3 °C Th o eratio al re uireme ts for te t ro m ambient temperature are s e if i d in

IEC 6 5 2-1

A.2.4 Ac e sorie an shelve

An a c s orie , lo s tra s, bin or c ntain rs th t h v n d dic te p sitio or e s ntial

f un tio d rin normal us , a s e if i d in th in tru tio s, s al b remo e

An th rmal stora e d vic s (e.g ic -bric s or simiar) th t are remo a le with ut th u e of

a to l s al b remo e for al te ts, ir e p ctiv of in tru tio s

c mpartment(s) o eratin at th s me temp rature(s) Th a ditio al p wer c n ume b

th refrigeratin ap l ance wh n th a ti-c n e s tio h ater(s) are o eratin at e c

ambient temperature s al b d termin d En rg te t v lu s s al b s p rately re orte

f or e c s e ifie s tin

NOT A n mb r of p s ible a pro c es c n b use to d termin th in reme tal imp ct of ma u ly switc e

a ti-c n e satio h ater(s) as set o t in An e F (for e ample, me sure e erg with ut h aters th n a d

c lc late e erg , me sure e erg with h aters th n su tra t a tu l e erg b fore a din c lc late e erg ) If

th re is a y d u t a o t th most e p die t meth d, th o timum e erg in a c rd n e with An e B (usin

interp latio wh re n c s ary) sh uld b d termin d with a d with ut th a ti-c n e satio h ater(s) o eratin in

ord r to d termin this v lu (n tin th t th ir o eratio ma h v a smal imp ct o compartme t temp ratures)

Anti-c n e s tio h aters whic are a tomatic l y c ntrol e a d v ry in re p n e to ambie t

c n itio s (e.g temp rature a d/or h midity) are cla sifie a s e ifie a xi arie a d s al

Wh re a a pl a c in lu e a a tomatic ic -ma in f eature th t pro u e , h rv sts a d

store ic , th s a e th t th ic stora e bin o c pie s al b s e ific l y tre te a a

s p rate su -c mpartment for th p rp s s of e erg te tin

An a tomatic ic -ma in bin s al b s p rately d clare u d r ‘Compartment Detai s’ in

A.2.6.2 Intent an o erview f or energ te ting

Th inte t is to ma e s re th t d rin a energy c nsumptio te t to this sta d rd th

a tomatic ic -ma er a d its a s ciate e uipme t b h v s in a ma n r th t is c n iste t with

a v lu th t wo ld b o tain d whi e th s stem is ru nin b t is n t ma in n w ic

In ord r to a hie e this c n itio d rin a e erg te t, a tomatic ic -ma ers s al fu ctio

n rmal y b t s al n t pro u e a y n w ic (b t s o ld b in a state th t wo ld a tomatic l y

pro u e n w ic o d ma d with ut a y u er interv ntio if s me ic were remo e ) Only

d vic s or c mp n nts dire tly a s ciate with th pro u tio or h rv stin of n w ic s al

b in p rativ d rin th e erg te t Al c mp n nts n t e plcitly a s ciate with th

pro u tio or h rv stin of n w ic s al o erate n rmal y d rin th e erg te t a d s al b

e ergiz d in a ma n r c n iste t with th d ty c cle n c s ary to p rform th ir re p ctiv

fu ctio s Th c ol n of th ic ma er are (s) s al remain u c a g d from n rmal ic

-stora e c n itio s

Oth r th n for v rific tio te ts a s e ifie in A.2.6.4, c n e tio to a water s p ly ma b

omite if it c n b d mo strate th t th a s n e or pre e c of a c n e tio to a water

s p ly wi ma e n diff ere c to th me s re energ c nsumption

A.2.6.3 Ice storage bin c nf i uration

Th ic stora e bin s al remain in pla e a d empty f or al e erg te tin , e c pt wh re

oth rwis s e ifie in A.2.6.4 Th a tomatic ic -ma in bin s al b tre te a a su

-c mpartment a d s al b f ite with a temp rature s n or a s e ifie in A.2.6.5

An a tio ta e b th te t la oratory (in lu in s tin s or c n g ratio ) d rin th e erg

te t to ma e th a tomatic ic -ma er o erativ b t to c a e pro u tio of ic d e to a ic

-bin- ul c n itio in a c rd n e with A.2.6 s al b in lu e in th te t re ort

A.2.6.4 Verif icatio of energy c nsumptio with an automatic ice-maker

For th p rp s s of v rif i atio of energ c nsumptio of a a pla c , th s tu of th

a tomatic ic ma er s o ld b c nfig re in a c rd n e with th s tu s e ifie b th

ma uf acturer

In ord r to d te t wh th r th re are a y u d clare circ mv ntio d vic s in o eratio d rin

a e erg te t, ir e p ctiv of in tru tio s, a te t la oratory ma u d rta e te ts, in lu in

th te t a s t o t b low to a s s th n rmal o eratio of th a tomatic ic -ma er a d its

a s ciate c ntrols a ain t th re uireme ts of Cla s 7 a d th inte t of A.2.6.2

Th p rp s of this te t, wh re u d rta e , is to a s s th n rmal o eratio of th

a tomatic ic -ma er a ain t th c nfig ratio u e for e erg te tin a s t o t in A.2.6.4

Th ic -ma er is c n e te to a water s p ly, th ic -ma in fu ctio is o erate u ti th

bin is f ul a d ic pro u tio h s a tomatic ly sto p d u d r its own c ntrol prior to

c mme cin a e erg te t To s orte th te t time, pre-ma e ic c b s ma b u e to

p rtialy fi th ic stora e bin b fore th start of th te t, b t o ly to a le el th t alows th

ic ma er to c ntin e pro u in ic to fi th bin

Th a tomatic ic -ma in bin s al b fite with a temp rature s n or a s e ifie in A.2.6.5

Th temp rature in th ic -ma in stora e bin s o ld remain wel b low f re zin d rin al

sta e of o eratio As a g id , th energ c nsumptio with th ic stora e bin ful of ic

e erg te tin for th s me (or e uiv le t temperature c ntrol s tin s a d intern l

temp rature b t with th ic stora e bin empty

A.2.6.5 Positio of the temperature s nsor in automatic ice-makers

An a tomatic ic -ma er bin s al h v a sin le a ditio al temp rature s n or lo ate in th

p sitio s e ifie a f olows f or al e erg te ts:

a) Vertic l pla eme t: Ap ro imately 5 mm b low th to of th e timate ma imum ic

stora e le el whie maintainin at le st 2 mm cle ra c f rom th b s of th bin

b) Horiz ntal pla eme t: Ap ro imately 2 mm cle ra c f rom th v rtic l c ntre ln of th

sid of th bin th t is clo e t to a e tern l s rfa e or warmer su -c mpartment (e.g

d or or wal or g s et or su -c mpartment) or, wh re th bin is more th n 5 mm from

a e tern l s rfa e, a pro imately 2 mm cle ra c f rom th v rtic l c ntre ln of th

larg st sid of th bin (i.e wh re th bin is wh ly within th c mpartment)

c) Wh re th p sitio s e ifie in b) is af fe te b a dire t air stre m, it s al, a f ar a

p s ible, b relo ate to a altern tiv p sitio th t h s 2 mm cle ra c from th sid of

th bin b t awa from a dire t air stre m th t is c ld r th n th bin c nte ts

If th p sitio of th temp rature s n or is mo e s th t it is awa from th pref er e

p sitio s s e ifie in a) a d b) a o e, th p sitio of th s n or s al b n te in th te t

re ort

NOT In a v rif i atio test in a c rd n e with A.2.6.4, ic wi usu ly to c th temp rature se sor in th

stora e bin Se A.2.6.1 re ardin th pla eme t of temp rature se sors in se arate compartme ts th t are

d dic te to ic stora e

International Electr otec ical Com ision

a era e p wer a d a era e intern l temp rature (f or al rele a t c mpartments) for th

s le te temperature c ntrol s t in a d te t ambient temperature

Th refrigeratin ap l ance u d r te t s al b s t u a d o erate in a c rd n e with

Th re are two p s ible c s s with re p ct to th d termin tio of ste d state p wer

c n umptio :

• Ca e SS1 (s e Cla s B.3) a pl e to pro u ts with ut a def rost c ntrol c cle a d

pro u ts with a d fro t s stem (with its own def rost c ntrol c cle) wh re th defrost

c ntrol c cle is lo g a d th ste dy state te t p rio of intere t ma n t b b u d d b

defrost an rec very perio s Quite strin e t intern l v l dity criteria are a pl e to th

d ta to e s re th t a re re e tativ p rio of o eratio is s le te

• Ca e SS2 (s e Cla s B.4) a ple to pro u ts with a d f ro t s stem (with its own defrost

c ntrol c cle) wh re th ste d state te t p rio of intere t c mme c s with a v ld

defrost and rec very perio Ca e SS2 s al b u e wh re sta i ty b twe n d f ro ts

c n ot b e ta ls e u in Ca e SS1 In Ca e SS2 th wh le p rio f rom d fro t to

d f ro t is u e to d termin th ste d state p wer c n umptio b d d ctio of initial

in reme tal defrost an rec very e erg (s e DF1 in An e C) In Ca e SS2, th ste d

state o eratio b fore th initial d fro t a d b fore th fol owin d fro t are c mp re

a d th y s al me t th rele a t sta i ty criteria Th initial d f ro t s al als me t th

v l dity re uireme t of DF1 a s e ifie in An e C

B.3 Ca e SS1: no def rost control cycle or where stabi ity is e tabl shed f or a

period betwe n def rosts

Ca e SS1 a pl e to al pro u ts with ut a def rost c ntrol c cle It als c n a ply to

pro u ts with a d f ro t s stem (with its own defrost c ntrol c cle) wh re th defrost

c ntrol c cle is lo g a d th ste dy state te t p rio of intere t is n t b u d d b defrost

an rec very perio s In this c s , n defrost an rec very perio (or p rt th re f ) s al

o c r d rin th s le te te t p rio u d r Ca e SS1

Wh re th ste dy state p wer is d termin d u d r Ca e SS1, a ste dy state te t p rio th t

is ma e u of 3 intern l blo k of te t d ta is s le te th t are a ja e t b t n t o erla pin

Ea h blo k of te t d ta s al c ntain a e u l n mb r (n) of wh le temperature c ntrol

c cle Th minimum n mb r of temperature c ntrol c cle p r blo k is 1 A te t p rio is

s le te wh re al rele a t criteria for intern l s re d a d slo e for temp rature a d p wer

c n b e ta l s e

A blo k siz of 1 temperature c ntrol c cle wi h v a total te t p rio of 3 temperature

c ntrol c cle , a blo k siz of 2 temperature c ntrol c cle wi h v a te t p rio of 6

temperature c ntrol c cle , a d s o Th d f i itio of temperature c ntrol c cle in IEC

6 5 2-1:2 15 s o ld b c n id re c reful y It is g n ral y re omme d d th t for more

c mple ref rig ratio s stems altern tiv temperature c ntrol c cle b s d o temp rature

ma ima in e c c mpartment b e amin d in a ditio to c mpre s r c cle (wh re pre e t

to s e whic o e pro id s th mo t sta le e timate of p wer o er time Sele tin th mo t

sta le temperature c ntrol c cle c n s orte th re uire te tin time to a hie e a v ld

Fig re B.1 – I lustratio of a te t perio made of blo ks of

5 temperature c ntrol c cle – temperature for Ca e SS1

IE C

Fig re B.2 – I ustratio of a te t perio made of blo ks of

5 temperature c ntrol c cle – power f or Ca e SS1

For e c blo k of d ta (A, B a d C), c lc late th a era e p wer a d th a era e

temp rature in e c rele a t c mpartment

Calc late th f olowin c ara teristic a ro s th te t Blo k A, B a d C:

• Spre d of temp rature f or e c c mpartment: c lc late a th dif fere c b twe n th

a era e temp rature of th warme t Blo k (A, B or C) a d th a era e temp rature of th

c ld st Blo k (A, B or C) Al temp rature diff ere c s (s re d) are in K Refer to

Eq atio (5)

• Slo e of temp rature from Blo k A to Blo k C: c lc late a [h a s lute v lu of th

dif fere c b twe n th a era e temp rature of Blo k A a d th a era e temp rature of

Blo k C] divid d b [h te t time at th mid le of Blo k C min s th te t time at th

mid le of Blo k A] Al temp rature slo e are in K/h Ref er to Eq atio (6)

• Spre d of p wer (wat : c lc late a th diff ere c b twe n th a era e p wer of th

hig e t p wer Blo k (A, B or C) a d th a era e p wer of th lowe t p wer Blo k (A, B or

C) divid d b [h a era e p wer for th wh le te t p rio (A, B a d C)] e pre s d a a

p rc nta e Ref er to Eq atio (7)

• Slo e of p wer f rom Blo k A to Blo k C: c lc late a [h a s lute v lu of th dif fere c

b twe n th a era e p wer of Blo k C a d th a era e p wer of Blo k A] divid d b [h

te t time at th mid le of Blo k C min s th te t time at th mid le of Blo k A] a d divid d

b [h a era e p wer f or th wh le te t p rio (A, B a d C)] Al p wer slo e are

e pre s d a a p rc nta e p r h ur (%/h) Refer to Eq atio (8)

Spre d of temp rature =T

][

AC

AC

tt

TT

),,min(

),,max (

CBA

a v

CBAC

BA

Slo e of p wer

),,(][

][

CBA

a vAC

AC

Ptt

PPABS

Ba e o th c ara teristic c lc late in B.3.1, a s s th v l dity of th wh le te t p rio

(ma e u of 3 blo k , e c c n istin of n temperature c ntrol c cle ) Th te t p rio s al

b v l d if al of th fol owin criteria are met:

• Total te t p rio t

ABC(s m of le gth of Blo k A, B a d C) is n le s th n 6 h wh re th re

are temperature c ntrol c cle a d n le s th n 12 h wh re th re are n temperature

c ntrol c cle (or wh re fix d time slc s are u e );

• Spre d of temp rature (a ro s Blo k A, B, C) is le s th n 0,2 K for e c c mpartment;

• Slo e of temp rature ( rom Blo k A to Blo k C) is le s th n 0,0 5 K/h for e c

ABC

of 3 h or more, a s re d of n t more

th n 3 %;

• Spre d of p wer (a ro s Blo k A, B, C) wh re n temperature c ntrol c cle are

pre e t or wh re fix d time p rio s are s le te is le s th n 1 %, ir e p ctiv of th total

te t p rio ;

• Slo e of p wer (f rom Blo k A to Blo k C) is le s th n 0,2 %/h;

• Wh re temperature c ntrol c cle are pre e t, th two c mp ra le te t p rio s th t

start o e a d two temperature c ntrol c cle e rl er th n th p rio s le te als me t

al of th a o e criteria (i.e th s le te te t p rio is th third p s ible p rio th t me ts

al oth r v ldity criteria);

• Wh re temperature c ntrol c cle are n t pre e t (or wh re f i e time slc s are u e ),

th two c mp ra le te t p rio s th t start o e h ur a d two h urs e rl er th n th p rio

s le te als me t al of th a o e criteria

Th re uireme t for th te t p rio to remain v ld wh n mo e alo g for 3 c n e utiv

temperature c ntrol c cle e s re th t c mpl a c with al criteria f or th s le te p rio

is n t a c a c or ra d m o c r e c In th e ample i u trate in Fig re B.1, if th te t

p rio startin at temperature c ntrol c cle 5 a d e din at temperature c ntrol c cle 2

wa th first p rio to me t th a o e criteria 1 to 5, th te t p rio f rom 6 to 21 a d 7 to 2

wo ld als h v to me t al criteria In this c s th te t p rio from 7 to 2 is th f irst v ld

te t p rio

NOT 1 Th f ul set of criteria a o e were d v lo e o th b sis of e te siv testin a d re iew of d ta f or

more th n 10 refrig ratin ap l a c s

Th temperature c ntrol s tin (s) s al remain u c a g d for al th te t p rio u e to

d termin th v lu f or SS1 (Blo k A, B a d C)

Wh re th re are more th n two c mpartments, a s s me t of temp rature sta i ty a s t

o t a o e is re uire for:

• Th larg st u froz n c mpartment a d larg st froz n c mpartment (wh re a plc ble),

or

• Th larg st two c mpartments (wh re al c mpartments are froz n or u f roz n)

In a ditio , temp rature sta i ty s al b a hie e a s e ifie a o e for al c mpartments

a warm start (p l d wn wh n th p wer is first c n e te ) b in lu e in th s a s s me ts,

th s criteria s o ld e s re th t a y p l d wn prior to th e ta ls me t of sta le o eratio

is a tomatic l y e clu e from a v ld te t p rio

Wh re th re are a n mb r of p s ible te t p rio s th t me t th a o e criteria, th te t p rio

with th minimum s re d of p wer f rom th a ai a le te t d ta s o ld b s le te

Wh re th criteria of p wer s re d c n ot b met b e te din th total te t p rio (with or

with ut temperature c ntrol c cle ), a v l d re ult ma b o tain d b u in 3 blo k of

u in Formula (15) in Cla s B.5 wh re th me s re ambient

temperature is n t e u l to th n min l ambient temperature d rin th te t

Th total te t time for Blo k A, B a d C s al b re orte

Th ste dy state c mpre s r ru time C Rt

S S

is c lc late a th p rc nta e of time th t th

c mpre s r is o d rin th total time f or al temperature c ntrol c cle in Blo k A, B a d

C

B.4 Ca e SS2: ste dy state determined betwe n def rosts

Ca e SS2 a ple to pro u ts with o e or more d fro t s stems (e c with its own defrost

c ntrol c cle) wh re th ste d state te t p rio of intere t is b u d d b defrost and

rec very perio s Whie it ma b u e for al pro u ts with o e or more d f ro t s stems,

Ca e SS2 s al b u e if sta i ty c n ot b e ta ls e u in Ca e SS1

For pro u ts with lo g defrost intervals, th u e of Ca e SS1 ma c n id ra ly s orte th

re uire te t time

Ca e SS2 u e al d ta b twe n th start of two defrost an rec very perio s to c lc late

c ara teristic of th ste dy state o eratio prior to e c defrost and rec very perio

(Perio s X a d Y in Fig re B.3) to e s re th t th y me t th rele a t sta i ty re uireme ts

b fore u d rta in a y furth r a aly is Th initial defrost and rec very perio within th

te t p rio SS2 s al c mply with th v l dity re uireme ts of An e C a d th in reme tal

e erg a s ciate with this def rost an rec very period s al b d termin d in a c rd n e

with An e C (DF1) in ord r to d termin th v lu for P

S 2(whic is th wh le te t p rio

le s th v lu for DF1)

Fig re B.3 – Ca e SS2 – ty ical o eratio of

a ref rigeratin ap l an e with a defrost c ntrol c cle

A p rio of ste d state o eration (c l e Perio X), e din at th start of a defrost and

rec very perio a d ma e u of n le s th n 4 wh le temperature c ntrol c cle (wh re

temperature c ntrol c cle are pre e t a d n le s th n 4 h in le gth, is s le te A

s c n p rio of ste dy state o eratio (c le Perio Y), e din at th start of th n xt

defrost an rec very perio a d ma e u of n le s th n 4 wh le temperature c ntrol

c cle (wh re temperature c ntrol c cle are pre e t a d n le s th n 4 h in le gth, is

s le te Perio s X a d Y s al alwa s c n ist of th s me n mb r of temperature c ntrol

c cle (wh re temperature c ntrol c cle are pre e t a d s o ld b a pro imately th

s me le gth Perio s X a d Y s al b e a tly th s me le gth wh re n temperature

c ntrol c cle are pre e t

Wh re n s b e u nt defrost and rec very period h s b e initiate within 4 h, Perio Y

ma b s le te at a p int d rin ste d state o eratio wh re th ela s d time from th

e d of Perio X to th e d of Perio Y e c e s 4 h b t wh re Perio Y is n t a ja e t to a

s b e u nt defrost an rec very perio Wh re Perio Y is s le te in this ma n r, it s al

b n te in th te t re ort

Th temp rature in e c c mpartment a d p wer f or Perio X are th n c mp re to th

temp rature in e c c mpartment a d p wer for Perio Y

Calc late th fol owin c ara teristic a ro s th Perio s X a d Y:

• Spre d of temp rature f or e c c mpartment: c lc late a th diff ere c b twe n th

a era e temp rature of th warmer p rio (X or Y) min s th a era e temp rature of th

c ld r p rio (X or Y) Al temp rature diff ere c s (s re d) are in d gre s K Refer to

Eq atio (9)

• Spre d of p wer: c lc late a th diff ere c b twe n th a era e p wer of th hig er

p wer p rio (X or Y) min s th a era e p wer of th lower p wer p rio (X or Y) divid d

IE C

b th a era e p wer for th Perio s X a d Y Th s re d of p wer is e pre s d a b th

a p rc nta e a d a a a s lute s re d (W) Ref er to Eq atio s (10) a d (1 )

Spre d of temp rature

),

m in (),

),min (),

m ax (

YX

a v

YXY

m in (),

criteria s al b met:

• Perio X a d Y s al b ma e u of n le s th n 4 wh le temperature c ntrol c cle

(wh re temperature c ntrol c cle are pre e t a d s al h v th s me n mb r of

temperature c ntrol c cle Wh re n temperature c ntrol c cle are pre e t (or

wh re f i e time sl c s are u e ), X & Y s al b th s me le gth

• Perio X a d Y s al n t b le s th n 4 h in le gth

• Th ratio of th total le gth of Perio X (in h urs) to th total le gth of Perio Y (in h urs)

s al b in th ra g 0,8 to 1,2 wh re temperature c ntrol c cle are pre e t

• Th s re d of temp rature of th two s le te Perio s X a d Y s al b le s th n 0,5 K f or

e c c mpartment;

• Th s re d of p wer of th two s le te Perio s X a d Y s al b le s th n 2 % or le s

th n 1 W, whic e er is th gre ter v lu

• Th initial defrost an rec very period whic is in lu e in p rio SS2 s al q alfy a a

v l d def rost and rec very perio in a c rd n e with An e C

d termin th v lu f or SS2, in lu in th p rio u e to d termin th in reme tal def rost

• Th larg st u froz n c mpartment a d larg st froz n c mpartment (wh re a plc ble),

or

• Th larg st two c mpartments (wh re al c mpartments are froz n or u f roz n)

In a ditio , temp rature sta i ty s al b a hie e a s e if i d a o e f or al c mpartments

th t are u e for interp latio for energ c nsumptio in a c rd n e with An e E

In rare c s s wh re th re is n ste d state o eratio b twe n d fro ts, it ma n t b

p s ible to e er c n rm th v ldity of th initial defrost and rec very period at th start of

SS2 in a c rd n e with An e C An altern tiv a pro c to d al with s c c s s is o tln d

in An e K, b t this s o ld o ly b u e if c mpla c with An e C c n n v r n rmaly b

a hie e

B.4.3 Ca e SS2 calc latio of value

Wh re th a c pta c criteria in B.4.2 h v b e met, th d termin tio of ste d state

p wer a d ste d state temp rature in e c c mpartment are c lc late f rom th wh le te t

p rio u e for SS2 (in lu in th initial defrost and rec very perio ) a s t o t in Formula

(12) a d Formula (13) b low Th c lc latio d termin s th energ c nsumptio o er

wh le defrost c ntrol c cle a d s btra ts th in reme tal d fro t a d re o ery e erg in

a c rd n e with An e C in ord r to d termin th ste dy state p wer c n umptio P

S S 2

Simi arly, e c c mpartment temp rature is d termin d o er th wh le defrost c ntrol

c cle a d th a c mulate temp rature dif fere c d rin th def rost an rec very perio in

e c c mpartment (in a c rd n e with An e C) is s btra te in ord r to d termin th

ste dy state temp rature in e c c mpartment T

SS

p rio u e f or SS2 a f ol ows:

)(

)(

2

X

e ndY

e nd

dfX

e ndY

e nd

S

tt

EE

is th in reme tal defrost an rec very e erg in Wh in a c rd n e with An e C for

th defrost an rec very perio c mme cin at th e d of Perio X

Th le gth of th te t p rio u e (

e d-Y– t

e d-X) s al b s p rately re orte Wh re

)(

2

X

e dY

e d

idf

i

e dY

e dX

a viS

tt

Th

TT

∆

(13)

f-is th a c mulate temp rature dif fere c o er time in e c c mpartment i in

Kh a d termin d in a c rd n e with An e C for th defrost an rec very

2

X

e ndY

e nd

drX

e dY

e d

S

tt

tRt

Care is re uire n t to c u t d fro t h ater o time a c mpre s r o time in th s

c lc latio s (alth u h it is p s ible th t s me c ntrolers in lu e th d f ro t h ater o eratio

a ru time – e c pro u t s o ld b c e k d to s e h w it is c nfig re )

B.5 Cor e tion of steady state power

Th ste dy state p wer u e for s b e u nt e erg c lc latio s P

s

is b s d o th

me s re ste d state p wer (B.3 or B.4 a a plc ble) af ter a ju tme t u in Formula (15)

b low This a ju tme t ta e into a c u t th dif fere c b twe n th me s re ambient

temperature d rin th te t a d th n min l ambie t te t temp rature

cTc

TTV

cTc

V

TTP

P

a m

a tn

i

2

i t1

i m

a mi

n

i

2

i t1

i

a m

a t

SMS

∆

×

−+

×

×

−+

))((

)(

))((

B.4 (P

SS 2) a a plc ble

Al temp rature are in d gre s Celsiu (°C).

Table B.1 – As umed ∆C P adjustment

a pl e to th ste dy state p wer No c r e tio is a ple to me s re temp rature or a y

defrost an rec very c lc latio s in An e C Th v lu (s) of v lume th t are u e in th

c r e tio e u tio are th rated v lu s in a c rd n e with this sta d rd a s e if i d in th

in tru tio s or oth r pro u t lterature More inf ormatio o th d riv tio of this e u tio is

in lu e in An e L

This An e s e ifie th meth d to b u e to d termin th a ditio al e erg a s ciate

with defrost an rec very periods th t o c r in ref rigerating appl an e with o e or more

defrost c ntrol c cle It als s e ifie th d termin tio of th temp rature c a g b

c mpartment th t is a s ciate with th s defrost an rec very periods Normaly, te t

d ta for th s c lc latio s is c l e te a p rt of th te tin for ste d state p wer

c n umptio in An e B In ivid al defrost and rec very perio s th t o c r at a y time

d rin th n rmal te tin pro ram c n b u e a lo g a th s me t th rele a t v ldity

criteria Wh re th re is more th n o e d f ro t s stem (with its own defrost c ntrol c cle),

th c ara teristic of e c s al b s p rately d termin d (or in c mbin tio , wh re

a pro riate)

NOT As c cl c d f rost systems d n t h v a d f rost control c cle, An e C is o ly a plc ble to

compartme ts or refrig ratin ap la c s with a tomatic d f rost systems oth r th n c cl c d frost

C.2 Setup f or te ting and data col ection

Th o je tiv is to me s re a d s le t a n mb r of re re e tativ defrost an rec very

perio s in ord r to d termin a re re e tativ v lu for th a ditio al (in reme tal) e erg

a s ciate with defrost and rec very (o er a d a o e th ste dy state power c n umptio )

a d th c a g in a era e intern l temp rature ( or e c rele a t c mpartment) a s ciate

with defrost and rec very (relativ to th ste d state temp rature) for e c te t ambient

temperature

Th refrigeratin ap l ance u d r te t s al b s t u a d o erate in a c rd n e with

An e A Wh re th c mulativ time th t th refrigeratin appl ance u d r te t h s b e

dis o n cte f rom p wer e c e s 6 h d rin th 2 h prior to th o c re c of a defrost

an rec very period, th n d ta from th t defrost an rec very period s al b d eme

in al d a d s al n t b u e to d termin re re e tativ v lu s for in reme tal def rost and

rec very e erg a d temp rature c a g in a c rd n e with An e C

To c ara teris th a ditio al e erg re uire , a d th a era e temp rature c a g , d rin a

defrost an rec very period (relativ to ste d state c n itio s) at e c te t ambient

temperature, a s e ifie n mb r of re re e tativ defrost an rec very periods n e to b

me s re In ord r to b c n id re re re e tativ , th ste dy state p wer a d temp rature

b fore a d af ter th defrost an rec very perio s al me t th rele a t sta i ty or

a c pta c criteria Th n mb r of defrost and rec very perio s to b me s re at e c

ambient temperature is s e ifie in this An e A minimum of o e defrost an rec very

perio is re uire for e c te t p int u e f or e erg d termin tio f or e c ambient

temperature c n itio Altern tiv ly, at le st fo r defrost and rec very perio s are re uire

a d at le st h lf of al def rost an rec very perio s h v to h v th c ld st c mpartment

at or b low target temperature f or e c ambient temperature

Co c ptu l y, th a ditio al e erg a s ciate with defrost an rec very, o er a d a o e

th u d rlyin ste d state p wer c n umptio , is d termin d a i u trate in Fig re C.1

Th main c s c n id re is c le Ca e DF1, wh re th refrigeratin appl an e c n

d mo strate ste d state o eratio b fore a d afer th defrost and rec very perio

In rare c s s (c le DF2) it ma n t b p s ible to rela ly d mo strate ste dy state

o eratio b fore a d af ter th defrost and rec very perio f or a y d fro t Only in this c s ,

ma th meth d lo y s t o t in An e K b u e

Fig re C.1 – Co ceptual i ustration of he ad itio al

energy a so iated with a defrost and rec very perio

C.3 Ca e DF1: where ste dy state operation c n normal y be e tabl shed

bef ore and af ter def rosts

Ca e DF1 is wh re th refrigerating ap l an e n rmal y o erate in a ste dy state c n itio

prior to d f ro t a d return to ste dy state o eratio s me time af ter th d fro t Ef fe tiv ly,

ste dy state o eratio o c rs o eith r sid of a defrost and rec very period Ea h def r ost

an rec very period is e amin d in is latio This a pro c is u e f or al ty e of

ref rigerating ap l ance th t h v o e or more c mpartments with a d f ro t s stem (with

its own defrost c ntrol c cle)

A p rio of ste d state o eratio (c l e Perio D), e din wel b fore th start of a defrost

an rec very perio is s le te to b th minimum p s ible siz th t me ts th criteria s t

o t in C.3.2 A p rio of ste d state o eratio (c l e Perio F), startin wel af ter th e d

of th s me defrost an rec very perio is s le te to b th minimum p s ible siz th t

me ts th criteria s t o t in C.3.2

For th p rp s s of v l dity a s s me t in C.3.2, th n min l c ntre of th def rost an

rec very perio is d fin d a 2 h af ter th initiatio of th d f ro t h ater or, in th c s

wh re th re is n d f ro t h ater, afer th interu tio of th ref rig ratio s stem relate to

th automatic defrost This is i u trate in Fig re C.2 – time interv l ∆t

Fig re C.2 – Ca e DF1 with ste d state o eratio bef ore an afer a defrost

Th temp rature in e c c mpartment a d th p wer f or Perio D are th n c mp re to th

temp rature in e c c mpartment a d p wer for Perio F a d a s s e in a c rd n e with

C.3.2

It is imp rta t to n te th t th a era e p wer for Perio D wi n v r b e a tly e u l to th

a era e p wer for Perio F (a i u trate a o e in Fig re C.2) By s a in Perio s D a d F

e e ly aro n th n min l c ntre of th defrost an rec very perio , th a era e p wer f or

Perio s D a d F pro id s a re s n ble e timate of th u d rlyin ste d state p wer d rin

th defrost and rec very period This meth d lo y alows in ivid al defrost an rec very

perio s to b e amin d in is latio , whic ma e te tin fa ter a d more c n e ie t

Strict v ldity lmits o th dif fere c s b twe n Perio s D a d F are re uire to e s re th t

th re are n sig ific nt c a g s in pro u t b h vio r d rin th a s s me t p rio (s t o t in

C.3.2) Su h diff ere c s ma b d e to a ra g of c u e s c a : us r-adjustable

temperature c ntrol c a g ju t b fore Perio D or b fore Perio F, in lu io of s me

re id al p l d wn ( rom a warm start , s me re id al pro e sin load in th defrost and

rec very perio (a d in Perio D) or a tomatic c a g s in th o eratio of th pro u t (e.g

ste c a g s in in erter s e d, c a g in h ater o eratio , sig if i a t temp rature or p wer

drif etc th t ma giv sig ific ntly diff ere t v lu s in Perio D a d F) In al of th s c s s,

th v l dity criteria s o ld c r e tly reje t th s le te d f ro t, s it c n ot b u e for e erg

c lc latio s In this c s te tin h s to c ntin e u ti a oth r defrost an rec very period is

re ord d

Calc late th fol owin c ara teristic a ro s th Perio s D a d F:

• Spre d of temp rature f or e c c mpartment: c lc late a th diff ere c b twe n th

a era e temp rature of th warmer p rio (D or F) min s th a era e temp rature of th

c ld r p rio (D or F) Al temp rature diff ere c s (s re d) are in d gre s K Refer to

Eq atio (16)

IE C