However, when the eq ipment in orp rates b th a material he tin s stem, an a RE RIGER TING SYS EM or the materials b in tre ted in the inten ed a pl cation introd ce sig if i ant he t in
Trang 1Safety requirement s for elect rical equipment for measurement , cont rol and
laborat ory use –
Part 2- 012: Part icular requirement s for cl matic and env ironment al t est ing and
ot her t emperature condit ioning equipment
Règles de sécurit é pour apparei s élect riques de mesurage, de régulat ion et
de laborat oire –
Partie 2- 012: Ex igences part icul ères pour les apparei s d'essais cl mat iques et
d'environnement , et aut res apparei s de condit ionnement de températ ure
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Trang 3Safety requirement s for elect rical equipment for measurement , cont rol and
laborat ory use –
Part 2- 012: Particular requirements for cl mat ic and env ironmental test ing and
other temperat ure condit ioning equipment
R ègles de sécurit é pour apparei s électriques de mesurage, de régulation et
de laborat oire –
Partie 2- 012: Ex igences particul ères pour les apparei s d'essais cl mat iques et
d'env ironnement, et autre apparei s de c ndit ionnement de températ ure
-GROUP SAFETY PUBLICATION
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Trang 4CONTENTS
FOREWORD 4
INTRODUCTION 6
1 Sco e an o ject 9
2 Normative ref eren es 10 3 Terms an def i ition 10 4 Tests 16 5 Markin an doc mentation 2
6 Protection again t electric s oc 3
7 Protection again t mec anical H ZA DS 3
8 Resistan e to mec anical stres es 3
9 Protection again t the spre d of fire 3
10 Eq ipment temp rature lmits an resistan e to he t 3
1 Protection again t H ZA DS f rom f l id 41
12 Protection again t radiation, in lu in laser sources, an again t sonic an ultrasonic pres ure 5
13 Protection again t l b rated gases an s bstan es, explosion an implosion 5
14 Comp nents an s b s embl es 5
15 Protection by interloc s 61
16 HAZA DS res ltin f rom a plcation 6
17 RISK as es ment 6
An ex 6
An ex K (normative) In ulation req irements not covered by 6.7 6
An ex L (informative) In ex of defi ed terms 6
An ex AA (inf ormative) Usef ul s mb ls 6
An ex BB (inf ormative) Protection for p o le who are in ide WALK-IN EQUIPMENT 71
An ex CC (inf ormative) Saf ety req irements for comp nents an pipin 7
An ex DD (inf ormative) Eq ipment containin FLAMMABLE RE RIGERA T inf ormation an markin req irements 7
An ex EE (normative) Non-sp rkin “n” electrical device 8
Bibl ogra h 8
Fig re 101 – Sc ema of a RE RIGER TING SYS EM in orp ratin a CON ENS R 7
Fig re 10 – Flow c art i u tratin the selection proces 8
Fig re 10 –Scratc in TOOL tip detai s 51
Ta le 1 – Symb ls 2
Ta le 101 – Time-temp rature con ition 2
Ta le 10 – Maximum temp ratures for MOTOR-COMPRE SORS 3
Ta le 10 – Minimum temp rature for determination of SATU AT D-V POUR PRE SU E of RE RIGERA T 4
Ta le 10 – RE RIGER NT f lamma i ty p rameters 5
Trang 5Ta le 10 – L mp or lamp s stems con idered photo iological y safe u der certain
con ition 5
Ta le AA.1 – Useful s mb ls 68 Ta le CC.1 – Parameters of pres ure ves els ac ordin to EN 14 7 -1 7
Ta le CC.2 – Parameters of pipin ac ordin to EN 14 7 -2 7
Ta le CC.3 – Comp nents an pipin req irements 7
Ta le CC.4 – Minimum wal thic nes for co p r an ste l tubin 7
Trang 6INTERNATIONAL ELECTROTECHNICAL COMMISSION
Part 2-012: Particular requirements f or cl matic and environmental testing
and other temperature conditioning equipment
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
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 e tio s c n ernin sta d rdiz tio in th ele tric l a d ele tro ic f i ld To
this e d a d in a ditio to oth r a tivitie , IEC p bls e Intern tio al Sta d rd , Te h ic l Sp cif i atio s,
Te h ic l Re orts, Pu lcly Av ia le Sp cific tio s (PAS) a d Guid s (h re fter refere to a “IEC
Pu lc tio (s)”) Th ir pre aratio is e tru te to te h ic l c mmite s; a y IEC Natio al Commite intere te
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
with th Intern tio al Org niz tio for Sta d rdiz tio (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 niz tio s
2) Th formal d cisio s or a re me ts of IEC o te h ic l maters e pre s, a n arly a p s ible, a intern tio al
c n e s s of o inio o th rele a t s bje ts sin e e c te h ic l c mmite h s re re e tatio f rom al
intere te IEC Natio al Commite s
3) IEC Pu lc tio s h v th form of re omme d tio s for intern tio al u e a d are a c pte b IEC Natio al
Commite s in th t s n e Whie al re s n ble eforts are ma e to e s re 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 re p n ible for th wa in whic th y are u e or f or a y
misinterpretatio b a y e d u er
4) In ord r to promote intern tio al u iformity, IEC Natio al Commite s u d rta e to a ply IEC Pu lc tio s
tra s are 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 r e p n in n tio al or re io al p blc tio s al b cle rly in ic te in
th later
5) IEC its lf d e n t pro id a y ate tatio of c nformity In e e d nt c rtif i atio b die pro id c nformity
a s s me t s rvic s a d, in s me are s, a c s to IEC mark of c nformity IEC is n t re p n ible for a y
s rvic s c rie o t b in e e d nt c rtific tio b die
6) Al u ers s o ld e s re th t th y h v th late t e itio of this p blc tio
7) No la i ty s al ata h to IEC or its dire tors, emplo e s, s rv 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 for a y p rs n l injury, pro erty d ma e or
oth r d ma e of a y n ture wh ts e er, wh th r dire t or in ire t, or f or c sts (in lu in le al fe s) a d
e p n e arisin o t of th p blc tio , u e 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 Us of th refere c d p blc tio s is
in is e s ble f or 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 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 61010-2-012 has b en pre ared by IEC tec nical commite 6 :
Saf ety of me s rin , control an la oratory eq ipment
It has the statu of a group safety publcation in ac ordan e with IEC Guide 10
The text of this stan ard is b sed on the fol owin doc ments:
Ful inf ormation on the votin f or the a proval of this stan ard can b f ou d in the re ort on
votin in icated in the a ove ta le
Trang 7A l st of al p rts of the IEC 61010 series, u der the general title, Safety re uireme ts for
electric l e uipme t for me s reme t, c ntrol, a d la oratory u e, may b fou d on the IEC
we site
IEC 61010-2-012 is to b u ed in conju ction with the latest edition of IEC 61010-1 It was
esta l s ed on the b sis of the third edition (2 10) of IEC 61010-1
This Part 2-012 s p lements or modif ies the cor esp n in clau es in IEC 61010-1 so as to
con ert that publ cation into the IEC stan ard: P artic lar re uireme ts for climatic a d
e viro me tal testin a d oth r temp rature c nditionin e uipme t
Where a p rtic lar s bclau e of Part 1 is not mentioned in this Part 2, that s bclau e a ples
as f ar as is re sona le where this p rt states “ad ition”, “modif i ation”, “re lacement , or
“deletion”, the relevant req irement, test sp cif i ation, or note in Part 1 s ould b ada ted
ac ordin ly
In this stan ard:
1) the fol owin print typ s are u ed:
– req irements an defi ition : in roman typ ;
– NOT S: in smaler roma ty e;
– c nformity a d te ts: in itali ty e;
– terms u ed throu hout this stan ard whic have b en def i ed in Clau e 3: SMAL
ROMA C PITALS
2) s bclau es, f i ures, ta les an notes whic are ad itional to those in Part 1 are n mb red
startin from 101 Ad itional an exes are letered startin f rom AA
The commite has decided that the contents of this publ cation wi remain u c an ed u ti
the sta i ty date in icated on the IEC we site u der "htp:/we store.iec.c " in the data
related to the sp cifi publ cation At this date, the publ cation wi b
• recon rmed,
• with rawn,
• re laced by a revised edition, or
• amen ed
IMPORTANT – Th 'colour in ide' logo on the cov r pa e of this publ c tion indic te
that it contains colours whic are consid re to be us f ul f or th cor e t
understa ding of its conte ts Us rs s ould theref ore print this doc me t usin a
colour printer
Trang 8This stan ard, in conju ction with Part 2-010 an Part 2-01 , ad res es the sp cif i H ZA DS
as ociated with the he tin an co ln of materials by eq ipment an are segregated as
s e ific ly a dre s s th H Z RD a s ciate with e uipme t in orp ratin b th h atin
a d REFRIGERA ING S S EMS th t intera t with e c oth r s c th t th c mbin d h atin
a d c oln s stem yield a ditio al or more s v re H Z RD for th two s stems th n if
tre te s p rately It als a dre s s th H Z RD a s ciate with th tre tme t of materials
b oth r fa tors lk ir a iatio , e c s iv h midity, CO
2
a d MECH NICAL M V ME T etc
Guida c f or the appl c tion of the ap ro riate Part 2 sta d rd(s)
When the eq ipment in lu es only a material he tin s stem, an no RE RIGER TING SYS EM
or other en ironmental factors a ply, then Part 2-010 a pl es without ne din Part 2-01 or
Part 2-012 Simi arly, when the eq ipment in lu es only a RE RIGER TING SYS EM, an no
material he tin s stem or other en ironmental factors a ply, then Part 2-01 a pl es without
ne din Part 2-010 or Part 2-012 However, when the eq ipment in orp rates b th a material
he tin s stem, an a RE RIGER TING SYS EM or the materials b in tre ted in the inten ed
a pl cation introd ce sig if i ant he t into the RE RIGER TING SYS EM, a determination s ould
b made whether the interaction b twe n the two s stems wi generate ad itional or more
severe H ZA DS than if the s stems were evaluated se arately (a pl cation temp rature, se
f low c art f or selection proces ) If the interaction of the he tin an co l n fun tion yield
no ad itional or more severe H ZA DS then b th Part 2-010 an Part 2-01 a ply f or their
resp ctive fun tion Con ersely, if ad itional or more severe H ZA DS res lt f rom the
combinin of the he tin an co l n fun tion, or the eq ipment in orp rates ad itional
material tre tment factors then Part 2-012 a pl es but not Part 2-010 or Part 2-01
What
HAZA DS are appl c ble f or a RE RIGER TING SYS EM?
The typical H ZA DS for a RE RIGER TING SYS EM (se Fig re 101) con istin of a M
OTOR-CO PRE SOR, a CON ENS R, an exp n ion device an an EV POR TOR in lu e but are not
l mited to:
– The maximum temp rature of LOW-PRE SU E SIDE (return temp rature) to the
MOTOR-COMPRE SOR A MOTOR-CO PRE SOR in orp rates a RE RIGER NT co led motor an it
s ould b esta l s ed that the maximum temp ratures of LOW-PRE SU E SIDE u der le st
f avoura le con ition do not ex e d the in ulation R TINGS within the motor
– The maximum pres ure of LOW-PRE SU E SIDE at the inlet to the MOTOR-COMPRE SOR The
hou in of the MOTOR-COMPRE SOR is exp sed to this pres ure an so the desig R TING
of the MOTOR-COMPRE SOR hou in s ould ac ommodate the worst case pres ures whi st
providin the cor ect saf ety margin for a pres ure ves el
– The maximum temp rature of HIGH-PRE SU E SIDE to the CON ENS R The temp ratures of
HIGH-PRE SURE SIDE u der most u f avoura le con ition may present a temp rature
H ZA D if the OP RATOR is exp sed to or electrical in ulation is degraded
– The maximum pres ure of HIGH-PRE SU E SIDE at the outlet to the MOTOR-COMPRE SOR
The RE RIGER NT comp nents down tre m of the MOTOR-CO PRE SOR up to the exp n ion
device are exp sed to this pres ure an so the desig R TING of these comp nents s ould
ac ommodate the worst case pres ures whi st providin the a pro riate saf ety margin f or
a pres ure ves el
– The maximum a pl cation temp ratures, namely, the SOA ED T MP R TU E CON ITIONS,
where the he t is b in extracted f rom, may impact the maximum temp rature of
Trang 9LOW-OP R TOR is exp sed to or electrical in ulation is degraded Whether this a pl cation
temp rature is derived f rom an integral he tin f un tion of the device or from the he t
dis ip ted from the material b in co led the imp ct u der worst case con ition s ould
b evaluated
– The c r ent draw of the eq ipment s ould b esta l s ed when in lu in the worst case
ru nin con ition of the RE RIGER TING SYS EM in lu in an def rost c cles that may
a ply
The worst case con ition s ould b determined f or the eq ipment an wi in lu e b th the
le st favoura le NORMAL US con ition as wel as the most u f avoura le testin res lts u der
SINGLE FA LT CON ITIONS
Figure 101 – Sc ema of a RE RIGER TING SYS EM incorporatin a CON ENS R
Trang 10The selection proces is i u trated in the fol owin f low c art (se Fig re 10 ).
Do s t he eq ipmet
inc orprat e ad it io al mat erial
t re t met ac t ors?
Whic h Par 2 st andard aples for eq ipmet
under t he sc op of IE 61010 t hat inc orprat es
hat in ad/or c ooln?
Aditio nal material tre tmet fato rs ma
inlude iradiatio, ecssiv humidity, CO2,
salt mist ad cemicls tc
o f th material b in tre ted or a
integral h atin functio n
Trang 11SAFETY REQUIREMENTS FOR ELECTRICAL EQUIPMENT FOR
Part 2-012: Particular requirements f or cl matic and environmental testing
and other temperature conditioning equipment
1 Sc pe and obje t
This clau e of Part 1 is a pl ca le ex e t as folows:
1.1.1 Equipme t includ d in s ope
Re lac me t:
Re lac th first p ra ra h b th followin :
This group saf ety publ cation is primari y inten ed to b u ed as a prod ct saf ety stan ard f or
the prod cts mentioned in the s o e, but s al also b u ed by tec nical commite s in the
pre aration of their publ cation f or prod cts simi ar to those mentioned in the s o e of this
stan ard, in ac ordan e with the prin iples laid down in IEC Guide 10 an lSO/lEC Guide 51
This Part 2 of IEC 61010 specif ies saf ety req irements for electrical eq ipment an their
ac es ories within the categories a) throu h c), wherever they are inten ed to b u ed,
whenever that eq ipment in orp rates one or more of the f olowin c aracteristic :
– A RE RIGERATING SYS EM that is acted on or imp cted by an integral he tin fun tion s c
that the combined he tin an co l n s stem generates ad itional an /or more severe
H ZA DS than those f or the two s stems if tre ted se arately
– The materials b in tre ted in the inten ed a pl cation introd ce sig if i ant he t into the
RE RIGERATING SYS EM
that the co l n s stem in the a pl cation yield ad itional an /or
more severe H ZA DS than those for the co l n s stem if o erated at the maximum R T D
ambient alone
– An ir adiation f un tion f or the materials b in tre ted presentin ad itional H ZA DS
– A f un tion to exp se the materials b in tre ted to ex es ive h midity, carb n dioxide,
salt mist, or other s bstan es whic may res lt in ad itional HAZA DS
Ad d the followin tex t after the la t p ra ra h:
NOT 101 Ex mple of s c e uipme t in lu e e viro me tal te tin a d pla t growth
T S CH MB RS
,
refig ratin CIR ULAT ORS whic in orp rate h atin , re irc latin c olers for e tra tin h at
If al or p rt of the eq ipment fal s within the s o e of one or more other Part 2 stan ard of
IEC 61010 as wel as within the s o e of this stan ard, it s ould also me t the req irements
of those other Part 2 stan ard However, when the eq ipment in orp rates only a
RE RIGER TING SYS EM or only a he tin fun tion or a combination of the two without
introd cin ad itional HAZA DS des rib d in the a ove das ed paragra h then the
a pl cation of IEC 61010-2-01 or IEC 61010-2-010 or b th, as a plca le, s al b
con idered in te d of this Part 2
Trang 12Se further information in the flow c art f or selection proces an g idan e in the
INTRODUCTION
NOT 10 Su cla s 3.1.10 a d An e B pro id s d finitio a d re uireme ts for prote tio of p o le wh
are in id WALK-IN EQUIPME T
1.1.2 Equipme t e clude f rom s o e
Ad ditio :
Ad d the fo owin two n w items after item j :
a )eq ipment for the he tin , co l n , and venti ation of la oratories;
b ) hazardou c emical s bstan es (se 13.10 )
This clau e of Part 1 is a pl ca le, ex e t as f ol ows:
Ad ditio s:
IEC 6 0 9-15:2 10, Explosiv Atmo p ere – P art 15: Eq ipme t protectio b typ of
prote tio “n”
IEC 6 0 9-2 , Ex plo iv Atmo p ere – P art 2 : Material c ara teristic for g s a d v p ur
cla sific tion
IEC 6 3 5-2-2 :2 10, H ou e old a d similar electric l a p a c s – Safety – P art 2-2 :
P artic lar re uireme ts for refig ratin a plian e , ic -cre m a p a c s a d ic ma ers
IEC 6 3 5-2-2 :2 10/AMD1:2 12
IEC 6 3 5-2-3 :2 12, H ou e old a d similar ele tric l a p a c s – Safety – P art 2-3 :
P artic lar re uireme ts for MOTOR
-C
O PRE S
ORS
IEC 6 3 5-2-3 :2 12/AMD1:2 15
IEC 6 4 1, P hoto iolo ic l s fety of lamp a d lamp s stems
IEC TR 6 4 1-2, P hotobiolo ic l s fety of lamp a d lamp s stems – P art 2: Guid an e o
ma ufa turin req ireme ts relating to n n-las r o tic l rad iatio s fety
ISO 7 10:2 1 ,Gra hic l s mb ls – Safety c lours a d s fety sig s – Re istered s fety sig s
3 Terms and def initions
This clau e of Part 1 is a pl ca le ex e t as fol ows:
Trang 13eq ipment inten ed for a pl cation of controled temp ratures to AP LIC TION SYS EM by
external circ latin of a temp rature-controled l q id HEAT TR NS ER MEDIUM
3.1.10
T S CHA BER
EN LOSU
E or sp ce in some p rt of whic sp cif ied con ition can b ac ieved, in p rtic lar,
temp rature, h midity, ir adiation, low air pres ure, mould growth an salt spray
3.1.10
CO BINED T S CHA BER
sp cial T S C AMB R combined with f un tion of MEC A IC L MOVEMENT, f or example, f or
vibratin , s oc in , imp ctin an simiar d namic tests
eq ipment to disp rse or dis olve one s bstan e in another by MEC A IC L MOVEMENT without
the u e of blades or stir ers that mig t destroy the stru ture of the s bstan e, in p rtic lar,
s akin BATH an s akin INC BATOR
in ide the eq ipment even with the do r closed
3.1.10
DRYING-OUT
p riod to wait or a proced re to b car ied out b f ore o eration to return the eq ipment to
NORMAL CON ITION if it has b en tran p rted or stored in h mid con ition , or moved f rom a
cold en ironment to a mu h warmer one where con en ation could oc ur, an could cau e
the eq ipment to then fai to me t al the safety req irements of this stan ard
3.1.10
S AN S IL
p riod to wait or a proced re to b car ied b f ore o eration to return the eq ipment to NORMAL
CONDITION if it has b en tran p rted or moved or s aken or ti ted or in erted and whic could
cau e the eq ipment to f ai to me t al the safety req irements of this stan ard
Trang 143.2 Parts a d a c s orie
Ad ditio :
Ad ditio al definitio s:
3.2.101
RE IS ANCE-HEATING DEVICE
p rt of a resistan e-he tin eq ipment, comprisin one or more he tin resistors, typical y
comp sed of metal c con u tors or an electrical y con u tive comp u d s ita ly in ulated
an protected
[SOUR CE: IEC 6 0 0-4 6:2 0 , 4 6-0 -0 , modif ied – “resistan e-he tin u it has b en
re laced with “resistan e-he tin eq ipment ]
CASCADE SYS EM
RE RIGER TING SYS EM con istin of two or more in e en ent ref rigeration circ its where the
CONDENS R of one s stem rejects he t directly to the EV POR TOR of another
[SOURCE: EN 3 8-1: 2 0 , 3.1.12, modif ied – “RE RIGER TING SYS EM con istin of ” has b en
in lu ed]
3.2.10
MOTOR-COMPRE SOR
ref rigeratin s b s embly con istin of the mec anical mec anism of the compres or an the
motor, b th of whic are en losed in the same se led hou in , with no external s af t se ls,
an with the motor o eratin in a RE RIGER NT atmosphere with or without oi
Note 1 to e try: Th h u in ma b p rma e tly s ale , s c a b weldin or bra in (h rmetic M TO
-C MPRE SO ), or ma b s ale b g s ete joints (s mi-h rmetic M TO -C MPRE SO ) A termin l b x, a
termin l b x o er, a d oth r ele tric l c mp n nts or a ele tro ic c ntrol s stem ma b in lu e
[SOUR CE: IEC 6 3 5-2-3 :2 12/AMD1:2 15, 3.101, modif ied – “a pl an e” has b en re laced
by “refrigeratin s b s embly”]
sp cif i refrigeratin s b s embly combination for a given RE RIGER NT, con istin of one or
more MOTOR-COMPRE SORS, CON ENS RS, l q id receivers (when req ired) an the reg larly
f urnis ed ac es ories
[SOUR CE: ISO 514 : 19 3, 1.3.12, modif ied – “mac ine” has b en re laced by “s b s embly”]
Trang 15HIGH-PRE SURE SIDE
p rt of a RE RIGER TING SYS EM o eratin at a proximately the CONDENS R pres ure
[SOURCE: ISO 514 : 19 3, 1.3.2 ]
3.2.10
LOW-PRE SURE SIDE
p rt of a RE RIGER TING SYS EM o eratin at a proximately the EV PORATOR pres ure
Trang 163.2.1 8
PRE SURE-LIMITING DEVICE
pres ure-actuated device (for example, a hig -pres ure switc ) whic is desig ed to sto the
o eration of pres ure-imp sin element an may also o erate an alarm
3.2.1 9
PRE SURE-RE IE DEVICE
valve or dis desig ed to releve ex es ive pres ure automaticaly
[SOURCE: ISO 514 : 19 3, 1.3.4 ]
3.2.12
F A MABL LIQUID
l q id ca a le of prod cin a f lamma le gas or va our whic , when mixed with air in certain
pro ortion , wi f orm an EXPLOSIVE GAS ATMOS HERE
u der an f orese a le o eratin
con ition
3.2.121
HEAT TRANS ER MEDIUM
medium u ed to tran f er he t to the material b in proces ed
3.2.12
RE RIGER NT
f l id u ed for he t tran f er in a RE RIGER TING SYS EM, whic a sorbs he t at a low
temp rature an a low pres ure of the f l id an rejects he t at a hig er temp rature an a
SATURAT D-VAPOUR PRE SURE (OF RE RIGER NT)
va our pres ure (of RE RIGERA T) at whic the l q id an va our can exist in eq i brium at a
given temp rature
Trang 17MAXIMUM AL OWABL PRE SURE
PS
maximum pres ure f or whic the eq ipment is desig ed, as sp cif ied by the man f acturer
Note 1 to e try: This n te a ple to th Fre c la g a e o ly
[SOUR CE: EN 3 8-1:2 0 , 3.3.2]
3.5.10
RAT DPRE SURE
MA IMUM AL OWABLE PRE SU E for pres ure comp nents of eq ipment with regard to their
a i ty to with tan pres ures as sp cif ied by the man facturer
lowest l q id temp rature at whic , u der certain stan ardized con ition , a l q id gives of f
va ours in q antity s c as to b ca a le of formin an ig ita le va our/air mixture
Note 1 to e try: At th F A HPOIN , th v p ur ma c a e to b rn wh n th ig itio s urc is remo e
[SOURCE: IEC 6 0 0-4 6:2 0 , 4 6-0 -14]
3.5.10
FIRE POINT
lowest temp rature at whic a s bstan e ig ites an contin es to burn f or at le st 5 s af ter a
smal f lame has b en a pled to its s rf ace u der stan ardized con ition
3.5.10
AUTO IGNITION T MP R TURE
lowest temp rature at whic a s bstan e wi sp ntane u ly ig ite in a normal atmosphere
without an external ig ition source, s c as a f lame or sp rk
Note 1 to e try: On e ig ite , th s b ta c wi c ntin e to b rn u ti it is eith r c mpletely c n ume or th
temp rature of th remain er of th s b ta c is re u e to or b low its FIRE POIN
3.5.10
LOWER EXP OSIVE LIMIT
LEL
con entration of f lamma le gas or va our in air, b low whic an
EXPLOSIVE GAS ATMOS HERE
wi not b f ormed
Note 1 to e try: This n te a ple to th Fre c la g a e o ly
[SOURCE: IEC 6 0 0-4 6:2 0 , 4 6-0 -0 ]
3.5.10
EXP OSIVE GAS ATMOS HERE
mixture with air, u der atmospheric con ition , of f lamma le s bstan es in the form of gas or
va our whic , af ter ig ition, p rmits self s stainin f lame pro agation
[SOURCE: IEC 6 0 0-4 6:2 0 , 4 6-01-0 ]
Trang 183.5.1 0
SOA ED T MP R TURE CON ITION
temp rature con ition when the ambient temp rature of the eq ipment u der test (EUT)
eq als to ± ,0°C of maximum ambient of 1.4.1 f or NORMAL US , storage or tran p rt, an the
o eratin temp rature of the EUT eq als to ± ,0°C of the maximum ACC R NGE with the
MOTOR-COMPRE SOR ru nin or, the maximum R T D o eratin temp rature with the M
MOVEMENT FREQUEN Y
n mb r of complete c cles of MEC A ICAL MOVEMENT
3.5.1 3
MOVEMENT AMP ITU E
maximum radiu , distan e, or an le of the MECH NICAL MOVEMENT
Ad d the fo owin tex t after item d):
Sin e the o eratin temp ratures, pres ures an c r ent draw f or a RE RIGER TING SYS EM
are sig ifi antly imp cted by ambient temp ratures in a non-l ne r way, l ne r extra olation of
test data is not p s ible Theref ore tests to esta l s the temp ratures, pres ures, an c r ent
draw for a RE RIGER TING SYS EM s al b con u ted u der the fol owin en ironmental
c ) a relative h midity not ex e din the l mits of 1.4.1 d), or the maximum R T D o eratin
relative h midity at the maximum R T D o eratin temp rature, if hig er;
If , as p rmited by note 2 of 1.4.1, a RE RIGER TING SYS EM has an o eratin temp rature
RATING b low 4 °C, the NORMAL CON ITION tests s al b p rf ormed in an en ironment that
matc es the maximum
R T D o eratin temp rature, an then re e ted at an en ironmental
temp rature of 4 °C Se 4.4.2.10
Trang 194.3.2 State of e uipme t
4.3.2.1 Ge eral
Re lac me t:
Re lac th first p ra ra h a d n te b the fo owin :
Unles otherwise sp cif ied, e c test s al b car ied out on the eq ipment as embled for
NORMAL US
, an u der the le st favoura le combination of the con ition given in 4.3.2.2
to 4.3.2.13 an 4.3.2.101 to 4.3.2.1 3 if a pl ca le
When me s rin temp ratures, pres ures, an c r ent draws of eq ipment in orp ratin a
RE RIGER TING SYS EM, the tests s al b started f rom a SOA ED T MP R TU E CON ITION when
al pres ures have f ul y eq al zed Tests at the extremes of the input voltage (±10 %) s al
start u der these voltage con ition an ac ieve a sta le state but ne d not start f rom a
SOA ED T MP R TU E CON ITION
In case of doubt, a test may have to b made with more than one combination of con ition
For example, when the eq ipment is o erated at or c cled in b twe n its maximum an
minimum o eratin temp ratures or o erated in combination with ex es ive h midity, low air
pres ure, radiation, or con ition of precipitation
Ad ditio :
Ad d the followin s b lau e :
4.3.2.101 He t loa
Where the eq ipment or materials b in proces ed req ire either the provision or extraction
of he t the eq ipment u der test (EUT) s al b lo ded with a he t source/sin within the
man f acturer’s sp cif ied con ition of u e (in lu in maximum R T D an none)
NOT DIN 12 7 pro id s pro e ure for d terminin c oln c p city a d eff i ie t h atin c p city of th
e uipme t
4.3.2.10 Humidity a d ste m
Where eq ipment generates h midity or is inten ed f or con ection to a ste m s p ly, it s al
b set to generate or b s p l ed with them within the man facturer’s sp cif ied con ition of
u e (in lu in maximum R T D an none)
4.3.2.10 Lamp a d lamp s stems
Il umination that provides p rt of the primary fun tion (whether it b integral or an ac es ory),
s al b in tal ed an o erated within the man f acturer’s sp cif ied con ition of u e
(in lu in maximum, of f an c cled)
NOT An e ample is Xe o arc lamp u e in a we th r d ra i ty T S CH MB R
4.3.2.10 MECHANICAL MOVEMENT
Eq ipment with a f un tion of MEC A IC L MOVEMENT (for materials or HEAT TR NS ER MEDIUM)
s al b set to exp se the eq ipment an an materials b in proces ed to the worst
con ition (in lu in maximum, of f an c cled)
4.3.2.10 Spra ge erating s stems
Spray generatin s stems of eq ipment s al b o erated within the man facturer’s sp cif ied
con ition of u e (in lu in maximum, of f an c cled)
Trang 204.3.2.10 VENTILATORS
VENTILATORS s al b o erated within the man facturer’s sp cif ied con ition of u e (in lu in
maximum, of f an c cled)
4.3.2.10 Pre s re oth r tha thos of RE RIGER NT
Where eq ipment generates or u es pres ures other than local atmospheric it s al b set to
generate, or s p l ed with pres ure(s) within the man facturer’s sp cif ied con ition of u e
maximum temp rature al owed by the controls or interloc s with the MOTOR-COMPRE SOR of f
or maximum A C R NGE with the MOTOR-COMPRE SOR on whic ever is le st f avoura le
Where a he tin s stem (or HEAT TR NS ER MEDIUM) can a ply a temperature to the
RE RIGER TING SYS EM whic could af fect the pres ure in the s stem, the most u favoura le
con ition for pres ure s al b esta l s ed in lu in :
–
MOTOR-COM
PRE SOR
ru nin throu hout;
– MOTOR-COMPRE SOR started d rin test;
– outside its ACC R NGE with the MOTOR-COMPRE SOR of f an the eq ipment set to a ply the
maximum temp rature al owed by the controls or interloc s
4.3.2.10 Ex a st a d conde s te
L ast f avoura le con ition whic res lt in prod ction of ex au t, va ours an /or
con en ates s al b cre ted (in lu in maximum an c cled)
NOT Th T R IN LS of a RE IS A T-H A ING D VICE e p s d to ambie t are e siy c n e s d after H A
TRA SFER ME IUM b in c ole to b low ambie t c n itio f or s me time
4.3.2.1 0 Fi l n a d drainin s stems
Fi in an drainin s stems s al b o erated within the man facturer’s sp cified con ition
of u e (in lu in maximum, minimum an intermediate)
4.3.2.1 1 Circ lating s stem
CIR ULATING PUMP(s), agitator(s) or CIR ULATING FA (s) s al b o erated within the
man facturer’s sp cif ied con ition of u e (in lu in maximum an of f)
4.3.2.1 2 Ga HEAT TRANS ER MEDIUM
The eq ipment s al b o erated with gas HEAT TRA S ER MEDIUM, whether it is air or other
desig ated gases, at the p rcentage of content an pres ure within the man facturer’s
sp cif ied con ition of u e (in lu in maximum, minimum an none)
4.3.2.1 3 Propertie of l quid
HEAT TR NS ER MED
IUM
For eq ipment with wide o eratin temp rature ran e, ef f ect of contraction, exp n ion,
eva oratin , con en in , oxidizin , b i n an f re zin of the l q id an its alowa le
o eratin temp rature ran e s ould b con idered HEAT TR NS ER MEDIA whic c an e
states d rin NORMAL US s al b simulated to generate state c an e b th from sol d to l q id
an vice versa
Trang 214.4.2 Appl c tion of f ault condition
4.4.2.10 Cool ng
Ad ditio :
Ad d the followin items a d n tes after item d):
a ) For an air co led CON ENSING U IT, e c CON ENS R f an s al b stal ed one at a time
u les a sin le f ault could disa le al CONDENS R f an simultane u ly, an also with the
CON ENS R airf low restricted, u ti maximum sta i zed pres ure are atained or u ti
re resentative maximum temp ratures are at ained u der c cln lo d The
temp ratures an pres ures s al b monitored at s ort intervals throu hout the test to
en ure that p ak values are ca tured This test is con u ted at a ro m ambient
temp rature of 2 °C ± 3 °C
b ) For a water co led CON ENSING U IT, the RE RIGERATING SYS EM s al b o erated with
the con en in water s ut of f , an also with the con en in water restricted, u ti
maximum sta i zed pres ure are at ained or u ti re resentative maximum
temp ratures are atained u der c cl n lo d The temp ratures an pres ures s al b
monitored at s ort intervals throu hout the test to en ure that p ak values are ca tured
This test is con u ted at a ro m ambient temp rature, an a water temp rature of
2 °C ± 3 °C
If a man al reset PRE SURE-LIMITING DEVICE is rel ed up n to lmit the maximum an /or
minimum pres ure f or HIGH-PRE SU E SIDE or LOW-PRE SU E SIDE, then it s al b reset
man al y within 6 s of o eration f or 10 c cles
NOT 101 Th ru nin state of M TO -C MPRE SO is n t rele a t af ter th ma u l hig PRE S RE-LIMITING
D VICE h s o erate
If an automatic reset PRE SU E-LIMITING DEVICE is rel ed up n to l mit the maximum an /or
minimum pres ure f or HIGH-PRE SU E SIDE or LOW-PRE SU E SIDE, then it s al b p rmited to
c cle automatical y u ti it can b demon trated that p ak temp ratures an pres ures have
b en ac ieved
NOT 10 It is p s ible th t a M TO -C MPRE SO d sig e to b c ole b c cln of th REFRIGERA T wo ld
o erh at e o g to c u e H Z RD , if le k g of REFRIGERA T o c rs a d th PRE S RE-LIMITING D VICE for
LOW-PRE S RE SID is trig ere re e te ly
NOT 10 Th c re t s e if i atio or a pro riate s tin of th pre s re diff ere tial (h stere is) of a a tomatic
re et PRE S RE-LIMITING D VICE is imp rta t for M TO -C MPRE SO S whic re uire a lo g r sta d ti (of c cle)
p rio
If it can b demon trated that a PRE SU E-LIMITING DEVICE wi o erate d rin the tests of P ,
the man facturer may elect to waive the test, but s al set the P f or HIGH-PRE SURE SIDE of
the MOTOR-COMPRE SOR to the RATING of the PRE SURE-LIMITING DEVICE
For eq ipment with b th air co led an water co led CONDENS RS, faults are a pl ed to only
one at a time u les the eq ipment is desig ed so that the OP R TOR can select to ru either
air co led or water co led CON ENS R (f or example, some eq ipment is eq ip ed with a
water co led CONDENS R as an au i ary for the air co led CON ENS R)
For a C SCA E SYS EM, where an EV POR TOR from the f irst stage RE RIGER TING SYS EM acts
as a CON ENS R to the secon stage RE RIGERATING SYS EM, the man facturer may elect to
ru e c CON ENSING UNIT in ivid al y u der the tests of this s bclau e In this case disa l n
the f irst RE RIGERATING SYS EM is con idered to simulate the secon stage CON ENSING UNIT
ru nin u der the con ition of a ) an b ) a ove
Ad ditio :
Trang 22Add the followin s c nd p ra ra h after item b)
If a HAZA D could be cau ed by overf il n or u der f il n with a l q id HEAT TR NS ER MEDIUM,
the eq ipment s al b tested when empty, p rtial y f il ed, or overf il ed, whic ever is le st
f avoura le In case of doubt, the test s al b car ied out in more than one con ition The
HEAT TR NS ER MEDIUM u ed for the test s al b of a typ sp cif ied f or NORMAL US
Ad ditio :
Ad d the followin n w s b la s s:
4.4.2.101 MOTO -COMPRE SOR
Hou in an win ing temp ratures of MOTOR-COMPRE SORS that do not conform with
IEC 6 3 5-2-3 (in lu in An ex AA), s al b me s red u der the con ition of 19.101,
19.10 an 19.10 of IEC 6 3 5-2-3 : 2 12/AMD1:2 15
Hou in an win in temp ratures of
MOTOR-COMP
Eq ipment where the fai ure of a solenoid or motorized valve could cau e a H ZA D s al b
tested with the valve held in the worst l kely f aied state (in lu in f ul y o en, f ul y closed,
an where in-b twe n an c an in state at the wron time)
4.4.2.10 F i ure of temperature control
The BATH TA K or other l q id ves el of the eq ipment s al b f il ed to its maximum level with
HEAT TR NS ER MEDI
UM for
NORMAL US
as sp cified by the man facturer The f ol owin f aults
s al then b a pl ed, fault a) is a pl ed on its own but if the con ition f or c) are true then it is
a pl ed immediately af ter b)
a) Un ontrol ed he tin – For eq ipment where there is an o enin over the BATH TA K an
controlers s al b over id en so that the HEAT TR NS ER MEDIUM is ke t b i n u ti an
T MP R TURE-LIMITING DEVICE f or overtemp rature protection is trig ered, or b i n is
terminated by the los of the l q id
b) Un ontrol ed co l n – Temp rature control ers s al b over id en to prod ce
u controled co l n u ti the HEAT TR NS ER MEDIUM b comes co g lated, sol dif ied or
f rozen, or u ti there is no eviden e of further in re ses in the kinematic vis osity of the
HEAT TR NS ER MEDIUM, or o eration of the MOTOR-COMPRE SOR is automaticaly
terminated by a protective device
c) Return to control – This test s al b a pl ed to eq ipment in orporatin an immersed or
f low-throu h RE RIGER TING SYS EM EV POR TOR an /or a CIR ULATING PUMP an where
the HEAT TR NS ER MEDIUM has b come f rozen, sol dified or co g lated an the M
OTOR-CO PRE S
OR is sti o erational or could b made o erational by reset in its protective
device without the u e of a TOOL Un er these con ition the MOTOR-COMPRE SOR's
protective device s al b reset (if req ired) an the temp rature control s al b
re-activated with the temp rature set to a value where the HEAT TR NS ERMEDIUM would b a
l q id at its normal vis osity The test terminates when al of the HEAT TRA S ER MEDIUM is
at the sp cified temp rature an normal vis osity
Trang 23s al b f il ed with a saturated solution of
sodium c loride in water, at a temp rature of 2 °C ± 5 °C The H MIDIFIER s al b s p l ed
at its RAT D voltage
NOT Th s lutio is s turate wh n n more s lt c n b dis olv d in th water at a p rtic lar temp rature
If f lexible tubin or hose is u ed f or the ste m or mist outlet, the test s al b p rformed with
the tubin or hose u o stru ted, p rtial y bloc ed, an f ul y bloc ed
If the eq ipment de en s on a dif f erential pres ure b twe n the inlet an outlet of the
HUMIDIFIER to drive the ste m or mist into the eq ipment, the H MIDIFIER s al b o erated with
the eq ipment ru nin at or c cl n b twe n its maximum an minimum workin temp ratures,
whic ever is le st f avourable
In case of doubt, tests s al b made with more than one combination of con ition
4.4.2.10 Extreme operating ambie t abnormal
For RE RIGER TING SYS EMS inten ed to o erate in an ambient en ironment that is more
restricted than sp cified in 1.4.1, this ad itional a normal test s al b a pled to simulate the
f ai ure of the control ed en ironment in whic the eq ipment is located
Havin determined the le st f avoura le test con ition f or the temp rature an pres ure tests
u der 10.4.1 the eq ipment is o erated u der these con ition u ti a ste d state has b en
ac ieved The test en ironment is then in re sed to the levels of 1.4.1 (4 °C, 5 % RH) an
the eq ipment is al owed to sta i ze b f ore the maximum temp ratures and pres ures are
recorded Protective devices s al not b byp s ed or disa led If the eq ipment do s not
re c ste d state d e to the o eration of protective devices, then the maximum values
recorded for this test s al b either:
a) the maximum temp ratures an pres ures at the p int of o eration of non- eseta le or
man al y reseta le devices, whic do not ne d to b reset d rin this test; or
b) the maximum temp ratures an pres ures ac ieved af ter contin ed c cl n of
automaticaly reset in protective devices, whic s al b alowed to c cle u ti it is cle r
that s c es ive c cles wi not develo hig er maximum values
4.4.2.10 Spe d control er
If a H ZA D could arise in case of a sin le fault of a sp ed controler, then s c f aults s al b
a pl ed, one at a time
NOT As e ample , s e d c ntrolers are s metime u e to c ntrol M V ME T FREQU NCY in a S A ER or
C MBIN D T S CH MB R, a d to c ntrol pre s re a d flow rate of a CIR ULA ING P MP Un er a SINGLE FA LT
C N ITI
ON of th s e d c ntroler, a H Z RD mig t aris if th pre s re d v lo e b th p mp e c e s th
MA IMUM AL OWA LE PRE S RE of a A PLICA ION S S EM, or if e c s iv M V ME T FREQU NCY of a S A ER or
C MBIN DT S CH MB R re ults in lo s nin , tumbln , eje tio , or d stru tio of th S ECIME
Trang 24The eq ipment s al b o erated u ti f urther c an e as a res lt of the a pl ed f ault is
u l kely Eac test is normal y l mited to 1 h sin e a secon ary fault arisin from a
SINGLE
FA LT CON ITION wi u ual y manifest itself within that time If there is an in ication that a
HAZA D of electric s oc , spre d of f ire or injury to p rson may eventualy oc ur, the test
s al b contin ed u ti it is cle r that sta le con ition have b en maintained for at le st 1 h,
Ad d the followin tex t b low item c)
Co formity with the re uireme ts for temp rature protectio of motor-c mpre s rs is c e k d
Ad d the fo owin s b lau e at th e d of s b lau e 5.1:
5.1.101 Markin f or e uipme t incorporating RE RIGERANT CON ENSING U IT
For eq ipment in orp ratin a RE RIGER NT con en in u it, the f ol owin information s al
b marked:
a) THE TOTAL MAS OF RE RIGERA T FOR EA H S PA AT RE RIGERA T CIR UIT;
b) FOR A SINGLE CO PONENT RE RIGER NT, AT LEAS ONE OF THE FOL OWING:
1) the c emical name,
2) the c emical f ormula,
3) the RE RIGER NT n mb r;
c) FOR A BLENDED RE RIGER NT, AT LEAS ONE OF THE FOL OWING:
1) the c emical name an nominal pro ortion of e c of its comp nents,
2) the c emical f ormula an nominal pro ortion of e c of its comp nents,
3) the RE RIGER NT n mb r an nominal pro ortion of e c of its comp nents,
4) the RE RIGER NT n mb r of the RE RIGER NT blen ;
NOT 1 REFRIGERA T n mb rs are q ote in a c rd n e with ISO 817 or oth r REFRIGERA T cla sific tio
Trang 255.1.10 Markin f or e uipme t incorporating MEC ANICAL MOVEMENT
For SH KERS an COMBINED T S CH MB RS in orp ratin f un tion of MEC A IC L MOVEMENT,
the maximum safe lo d of the S ECIMEN holder s al b marked
Co formity is c e k d b in p ction
5.1.5 TERMINAL , conne tions a d operating de ic s
Ad ditio :
Ad d the fo owin s b la s s:
5.1.5.101 LIQUID CON ECTIONS f or HEAT TRANS ER MEDIUM
LIQUID CON ECTIONS for HEAT TR NS ER MEDIUM s al b marked with gra hical s mb ls or text
S, s mb ls 10 thro g 10 c n b u e a d, for refig ratin a d h atin
CIR ULA O S, s mb ls 1 0 thro g 1 2 c n b u e
Ad itional y, con ideration may b given to mark the fol owin :
a) if the outlet pres ure of the l q id is gre ter than 0,0 MPa or, 0,0 MPa with maximum
f low rate of more than 10 l/min, the maximum pres ure in Pas al in as ociation with
s mb l 10 or 1 1;
b) f or CIR ULATOR with l q id s ction pres ure lower than 0,0 MPa, the maximum pres ure
in Pas al preceded by a min s sig , in as ociation with s mb l 10 or 1 2;
c) f or an en losed CIRC LATOR inten ed f or con ection to a se led AP LIC TION SYS EM, an
if the LIQUID CON ECTIONS wi ne d to with tan pres ure ex e din 0,0 MPa, the
maximum pres ure f or e c LIQUID CON ECTION, in as ociation with s mb ls 10 an 10 ,
or 1 1an 1 2
Symb ls 10 to 1 2 are f ou d in Ta le AA.1
Where there is in uf f icient sp ce ne r the LIQUID CON ECTIONS, s mb l 14 of Ta le 1 may b
u ed an explanation s al b detaied in the in tru tion provided with the eq ipment
Co formity is c e k d b in p ctio
5.1.5.10 LIQUID CON ECTION f or fi l ng of BATH TANKS with e clos d CIRC LATORS
Where the mis -setin of controls or valves as ociated with LIQUID CON ECTION f or f il n of a
BATH TA K with an en losed CIR ULATOR could cau e a H ZA D, s mb l 14 s al b placed
close to the LIQUID CON ECTION an the in tru tion f or u e (se 5.4.4) s al cle rly explain
the neces ary set in s to en ure safety u der diff erent o eratin con ition
a) f or eq ipment inten ed f or man al fil n of l q id, if the are of the o enin f or the BATH
TA K or other lq id ves el is smaler than 8 cm
2
or it is not self -evident, a text markin or
s mb l 1 6 to in icate the location of the o enin for f il n ;
b) f or eq ipment inten ed f or directly con ection to the water s p ly, a text markin or
s mb l 1 3 f or e c LIQUID CONNECTION f or water source, an o tional y in lu in , as
Trang 26a pl ca le, au i ary text to in icate the R T D pres ure, f low rate, an maximum
temp rature of the water s p ly;
c) f or eq ipment in orp ratin a water co led CONDENSING UNIT, or LIQUID CON ECTIONS f or
circ latin water, a text markin or s mb l 1 3 to identif y the inlet, an a text markin or
s mb l 1 4 to identif y the outlet, one or b th of whic also in icate the direction of l q id
f low, an in lu in as a pl ca le, au i ary text to in icate the R T D pres ure, f low rate,
an maximum temp rature of the water s pply;
d) f or LIQUID CON ECTION f or con en ate, a text markin or s mb l 1 5;
e) f or LIQUID CON ECTION f or drainin , a text markin or s mb l 1 7;
f ) f or LIQUID CON ECTION
f or overflowin , a text markin or s mb l 1 8;
g) markin s in as ociation with a VENTILATOR in lu e:
1) s mb l 1 9 f or the adju tment han le or s af t of the VENTILATOR,
2) s mb l 12 f or the fres air inlet ac omp nied by, where neces ary, the f olowin text
or its eq ivalent, “Fres air inlet Do not bloc ”;
3) s mb l 121 f or the ex au t o enin
NOT Symb ls 1 3 to 121 c n b fo n in Ta le A 1
Where there is in uf f icient sp ce ne r the LIQUID CON ECTIONS an /or ex au t o enin s,
s mb l 14 of Ta le 1 may b u ed an ad itional explanation s al b in lu ed in the
in tru tion
Co formity is c e k d b in p ction
5.1.5.10 Equip te tial T R INAL
Eac eq ip tential T RMINAL s al b marked with s mb l f or eq ip tentialty of
IEC 6 417-5 21 (2 0 -10) The markin s al not b marked on a s rew, b lt, remova le
was er, or an other p rt remova le when a con ection is b in made to con u tors or wires
Co formity is c e k d b in p ction
5.1.3 Mains s pply
Ad ditio :
Ad d the fo owin n w s mb ls to Ta le 1:
Trang 27Table 1 – Symb ls
Re lac the first p ra ra h with the fo owin :
Warnin markin s sp cified in this stan ard s al me t the fol owin req irements
Ad ditio :
Ad d the followin tex t after item b)
Warnin markin s for p rtic lar H ZA DS whic exist only when p rformin eq ipment
maintenan e s al b marked so that they are visible only when the p rtic lar maintenan e is
b in p rf ormed For example, the markin of the typ of FLAMMABLE RE RIGER NT an of the
f lamma le in ulation blowin gas, s al b visible when gainin ac es to the M
OTOR-CO PRE SORS, an , in the case of eq ipment with a remote RE RIGER NT CON ENSING UNIT,
the pip con ection The s mb l 10 of Ta le 1 s al b at le st 15mm in heig t
5.4.1 Ge eral
Re lac me t:
Re lac item d) b :
d) the information sp cif ied in 5.4.2 to 5.4.6, 5.4.101 an 5.4.10
Trang 285.4.2 Eq ipme t R TINGS
Re lac me t:
Re lac the first p ra ra h b :
Where a pl ca le the doc mentation s al in lu e the fol owin :
Ad ditio :
Ad d the fo owin items after f)
a ) the maximum an minimum o eratin temp ratures;
E, f low rate f or con ection to lq id an air s p l es;
h ) maximum MEC A ICAL FREQUEN Y, MEC A IC L AMPLITUDE vers s the mas of the lo d
5.4.3 Equipme t in tal ation
Re lac me t:
Re lac the items a) to g) in 5.4.3 with the followin :
a) as embly, location an mou tin req irements Sp ce req irements, in p rtic lar the
minimum distan e to al the venti atin holes or grid, LIQUID CONNECTIONS an /or ex au t
o enin ; Ad itional req irements for the rigidity an non-sl p ery of the flo r an /or
la oratory b n h; If a
HAZA
D could b cau ed by hot items f al n f rom the eq ipment, for
example when a do r is o ened, there s al b a warnin that the eq ipment s al not b
mou ted on a s rface of f lamma le material; As embl n the eq ipment away f rom
overhe d f ire sen ors, where o enin of the do r or l d or, ex au tin of the f ume is
p s ible f or NORMAL US
b) f or eq ipment in orp ratin loc a le swivel casters an /or level ers, the req irements to
loc the casters an adju t the level ers;
c) venti ation req irements: if the o eratin of the eq ipment could le d to l b ration of
hazardou air or gas mixture, in tal ation in tru tion s al warn of the ne d for an
extraction s stem, ad itional T MP RATU E-LIMITING DEVICE relatin to safe temp ratures
f or the materials, etc
d) req irements for l q id f il n , drainin or overflowin (se 10.1 b) ;
e) con ection to the power source:
1) in tru tion f or protective grou din ;
2) f or eq ipment inten ed f or WE LOC TIONS (se 1.4.2) an in whic H ZA DOUS LIVE
p rts may ne d to b A CE SIBLE (se 6.1.2), warnin s mb l an statement that
p wer soc et with a pro riate IP protection is u ed an whether external resid al
c r ent circ it bre ker (RCD) with R T D bre kin ca acity is neces ary,
3) warnin s mb l an statement whic are neces ary when p rmanent con ection to the
s p ly source is es ential,
4) f or P RMA ENTLY CON ECT D EQUIPME
NT:
– s p ly wirin req irements,
Trang 29– req irements f or an external switc or circ it-bre ker (se 6.1 3.1) an external
over c r ent protection devices (se 9.6.2), an a recommen ation that the switc
or circ it-bre ker b ne r the eq ipment;
f ) req irements for sp cial services, f or example, air, co l n lq id Characteristic
neces ary for safety s al b sp cif ied, f or example, maximum an minimum temp rature
an pres ure f or co l n water;
g) req irements for in tal ation of an /or con ection to vac um pump, air compres or an /or
ste m source;
h) in tru tion relatin to sou d pres ure level (se 12.5.1); the maximum sou d p wer level
prod ced by eq ipment whic emits sou d, if me s rement is req ired by 12.5.1;
i) req irements for D YING-OUT an /or S A DS IL ( se 5.4.3.101);
j) req irements f or con ectin a remote
CON ENSING U I
T to the eq ipment, in p rtic lar,
req irements for location, sp ce an , pip s, tub s, ac es ories (se 14.101) an , detai ed
sp cif i ation for RE RIGER NT (se 5.1.101) an , venti ation, water main an detai ed
proced res f or con ection an adju tment;
k) req irements for con ectin a CIRC LATOR to the AP LIC TION SYS EM, in p rtic lar
req irements for location, sp ce an , tub s, ac es ories (se 14.10 ), in ulation an ,
l q id HEAT TR NS ER MEDIU
M an , venti ation, water
MAINS
an detai ed proced res f or
con ection an adju tment;
l) req irements for in tal n an f un tional lamp source, in p rtic lar recommen ed lamps
an ac es ories, me s res for protection again t rupture of the lamp an its disp sal,
precaution f or protection again t HAZA DS of p s ible electric s oc , hot s rf ace,
ex es ive o tical an /or UV radiation , req irements for venti ation an water source an
detai ed proced res for in tal ation an adju tment;
m) req irements f or con ectin H MIDIFIER or ste m source to the eq ipment, in p rtic lar
recommen ed typ an sp cifi ation of the H MIDIFIER, eq ivalent eva oration of the
ste m source an , req irements f or tub s, ac es ories, in ulation, ventiation an water
main an , precaution f or protection again t H ZA DS of p s ible electric s oc , hot
s rf ace, mec anical injury in as ociation with the in tal ation an , detaied proced res f or
in tal ation an adju tment;
n) req irements for in talation an adju tment f or the MECH NIC L MOVEMENT
Co formity is c e k d b in p ctio
Ad ditio :
Ad d the followin s b lau e:
5.4.3.101 DRYING-OUT a d S ANDS IL
The in tru tion s al in lu e a warnin that the eq ipment can ot b as umed to me t al the
saf ety req irements of this stan ard d rin the D YING-OUT an /or S A DS IL
Co formity is c e k d b in p ction
5.4.4 Equipme t operation
Ad ditio :
Add the fo owin items after item j :
a ) req irements for the l q id HEAT TR NS ER MEDIUM an warnin again t H ZA DS related
to impro er u e of the l q id
– sp cif i ation of the l q id a plca le to the eq ipment, in p rtic lar the
temp rature ran e, f lamma i ty, vis osity, FLASH POINT, FIRE POINT, A TO IGNITION
Trang 30T MP R TU E, sp cif i gravity an sp cif i he t ca acity an their ef f ect on
a plcation (se 4.3.2.1 3);
– proced res an precaution for f il n , drainin an re lacin [se 10.1 b)]
– c emical H ZA D an in tru tion for disp sal an emergen y tre tment;
– sp cial req irements for HEAT TR NS ER MEDIA whic c an e states d rin NORMAL
US , in p rtic lar the HEAT TR NS ER MEDIA in a salt BATH;
b ) in tru tion f or how to calc late the co l n ca acity an /or ef f ective he tin ca acity
f or S ECIMEN an AP LIC TION SYS EM;
NOT 101 Co ln c p city is a me s reme t of th h at flow th t a REFRIGERA ING S S EM with raws
fom th H A TRA SFER ME IUM, a d termin d a c rdin to sta d rd te tin pro e ure , for e ample, DIN
12 7 -2
NOT 10 Eff ectiv h atin c p city is a me s reme t of th h at f l w th t h atin s urc s ra iate to
th H A TRA SFER ME IUM
c ) req irements for S ECIMEN lo din , distributin an f i in within the workin sp ce f or
BATH, IN UBATOR or T S C AMB R or over the holder of MEC A IC L MOVEMENT;
d ) proced res to b fol owed to s ut down the eq ipment saf ely an le ve it in a safe
state
e ) warnin again t ac es to WALK-IN EQUIPMENT (se also An ex BB) f or u trained
p rson el or c id Req irements for ac es to WALK-IN EQUIPMENT, in p rtic lar the u e
of p rsonal protective eq ipment, presen e of a secon OP RATOR, u loc in
mec anism an cle ran e of the do r, an in icatin device when OP R
TOR is in ide
the eq ipment;
f f ) req irements for venti atin device, ac es p rt (hatc ) an
LIQUID CON ECTIONS
;
Warnin again t H ZA DS f rom hig an low temp ratures (se 10.1), l b rated
H ZA DOUS gas, l q id or sold (se 13.1);
g ) req irements f or reg lar in p ction an its intervals with regard to S ECIMEN f i in an
p tential H ZA DS d rin the s akin proces ;
h ) in tru tion f or pro er o eration of an warnin again t HAZA DS from lamp an lamp
s stems, H MIDIFIER or ste m source an MEC A IC L MOVEMENT;
i ) in tru tion f or u e of p rsonal protective eq ipment, protective me s res or
req irement f or trainin
Co formity is c e k d b in p ction
Ad ditio :
Ad d the fo owin s b la s :
5.4.4.101 Cle ning a d de ontamination
The in tru tion s al in lu e con ition an intervals f or cle nin an , where neces ary,
decontamination The recog ized generic names of recommen ed materials f or cle nin an
decontamination s al b given as wel as an in ication of an materials whic could b lkely
to b u ed but whic are in omp tible with p rts of the eq ipment or with material contained
in it
The in tru tion s al also state that the RE PONSIBLE BODY s al en ure that:
a) a pro riate decontamination is car ied out if H ZA DOUS s bstan e is splt onto or into the
eq ipment;
b) no decontamination or cle nin agents are u ed whic could cau e a H ZA D as a res lt
of a re ction with p rts of the eq ipment or with material contained in it;
Trang 31c) the man facturer or his agent is con ulted if there is an doubt a out the comp tibi ty of
decontamination or cle nin agents with p rts of the eq ipment or with material contained
in it
If a man facturer claims that an item can b decontaminated by ste m steri zation, it s al b
ca a le of with tan in ste m steri zation u der at le st one of the time-temp rature
con ition given in Ta le 101
Man facturers s ould b aware of the international y recog ized “L b ratory Biosaf ety
Man al”, publs ed by the World He lth Organization in Geneva, whic gives information on
decontaminants, their u e, di ution , pro erties an p tential a pl cation There are also
national g idel nes whic cover these are s
Cle nin an decontamination may b neces ary as a safeg ard when eq ipment inten ed
f or biological a pl cation an an ac es ories are maintained, re aired, or tran fer ed
Man facturers are req ired to provide a f ormat for the RE PONSIBLE BOD to certif y that s c
tre tment has b en car ied out
Table 101 – Time- emperature conditions
Re lac the tex t in 5.4.5 with th followin :
Where contin ed safe o eration is de en ent on reg lar s hed led in p ction an /or
maintenan e, the in tru tion to the RE PONSIBLE BOD s al detai the req ired in p ction an
maintenan e an , provide inf ormation to as ist the RE PONSIBLE BOD in determinin a
s ita le maintenan e s hed le
In p rtic lar the fol owin detai s s al b in lu ed if a pl ca le:
• Detai ed sp cifi ation for RE RIGER NT (se 5.1.101), HEAT TR NS ER MEDIUM, f lexible
tubin , hose, f itin s, in ulation materials, lamps, do r gas et whic are sp cif i to the
eq ipment
• Intervals, detai ed proced res for c ec in f un tion of saf ety related mec anism of
MEC A IC L MOVEMENT, sp cif i con uma le p rts an ac es ories
• Intervals, detai ed proced res for in p ctin f un tion of T MP R TURE-LIMITING DEVICE,
LIQUID LEVEL C T OUT, PRE SU E-LIMITING DEVICE an simi ar protective devices
• Intervals an detai ed proced res f or cle nin of piezo-electric tran d cer u ed in
ultrasonic H MIDIFIER, RE IS A CE-HEATING DEVICE an , water he t ex han er an ,
f ilters in the he t ex han in s stem
Trang 32• Statement that maintenan e A CE SIBLE by me n of a TOOL s al b made only by
trained p rson el a proved by the man facturer
• Where a pl ca le, in tru tion s al sp cif y proced res for the RE PONSIBLE BOD to
c ec the ef f ective o eration of devices or s stems f or overtemp rature protection,
l q id level protection, hig or low pres ure protection an , the u loc in or
interloc in mec anism of do r or l d for es a in away f rom within the WALK-IN
EQUIPMENT (se An ex BB) whic are neces ary f or safety, an s al state how of ten
the c ec s ne d to b made
If a plca le, the man facturer’s doc mentation s al in tru t again t re lacin detac a le
MAINS s p ly cord by inadeq ately R T D cord
For eq ipment u in re lace ble b t eries, the sp cif i b t ery typ s al b stated
The in tru tion s al sp cif y an p rts whic are req ired to b examined or s p l ed only by
the man facturer or his agent to en ure that safety is not compromised Listin the
man facturer’s p rt n mb r is con idered s f ficient when the man facturer do s not wis to
al ow alternatives to b u ed
The R TING an c aracteristic of e lace ble f uses s al b stated
Where sp cial proced res are req ired to pre are equipment f or p riod of inactivity, storage
or f or decommis ionin these proced res s al b detai ed in the in tru tion
If the eq ipment is to b ke t idle an /or stored u der f re zin ambient con ition ,
in tru tion f or p wer disruption, l q id drainin an DR ING-OUT s al b given,
Precaution statements an warnin s again t H ZA DS related to proced res f or maintenan e
an in p ction s al b given
In tru tion on the f ol owin s bjects s al b provided f or service p rson el, as neces ary to
p rmit saf e servicin an contin ed saf ety of the eq ipment af ter servicin if the eq ipment is
s ita le to b serviced:
a) prod ct-sp cifi RISKS that may af f ect the service p rson el;
b) protective me s res for these RISKS;
c) verif i ation of the saf e state of the eq ipment af ter re air
In tru tion f or service p rson el ne d not b s p l ed to the RE PONSIBLE BODY, but s ould
b made avai a le to service p rson el
For refrigeratin eq ipment that u e FLAMMABLE RE RIGER NT, the in tru tion s al in lu e
s f f icient information to as ure the saf e han l n , servicin an disp sal of the eq ipment
The in tru tion s al in lu e the s bstan e of the f ol owin warnin s as neces ary:
– WARNING Ke p cle r of o stru tion al ventiation o enin s in the EN LOSU E or in the
stru ture f or bui din -in;
Trang 33– WARNING Do not u e mec anical devices or other me n to ac elerate the def rostin
proces , other than those recommen ed by the man facturer;
– WARNING Do not damage the RE RIGER NT circ it;
– WARNING Do not u e electrical a pl an e within the eq ipment, other than those
recommen ed by the man f acturer
NOT For th US a ditio al markin a d inf ormatio al re uireme ts e ist for refig ratin e uipme t whic
emplo
F AM A LE REFRIGERA T Se An e D for d taie informatio
For eq ipment whic u es f lamma le gas for in ulation blowin , the in tru tion s al in lu e
information regardin disp sal of the eq ipment
The in tru tion f or eq ipment in orp ratin remote RE RIGER NT CON ENSING UNIT that u e a
FLAMMABLE RE RIGER NT s al in lu e the s bstan e of the f ol owin warnin :
– WARNING: In order to red ce fire H ZA DS the in tal ation of this eq ipment s al only b
car ied out by q al f ied p rson el a proved by the man facturer
The markin of the typ of FLAMMABLE RE RIGER NT an of the f lamma le gas for in ulation
blowin , s al b visible when gainin ac es to the MOTOR-CO PRE SORS, an , in the case of
eq ipment with a remote RE RIGER NT CON ENSING U IT, the pip con ection
Symb l 10 of Ta le 1, Warnin : FLAMMABLE LIQUID s al b placed on the name late of the
eq ipment ne r the declaration of the RE RIGER NT typ an c arge inf ormation It s al b
cle rly visible af ter in tal ation of the eq ipment
Co formity is c e k d b in p ctio
5.4.10 Additional in tructions f or e uipme t inte de f or us with F A MABL LIQUID
HEAT TRANS ER MEDIUM
For BATHS, CIR ULATORS an s akin BATHS inten ed for u e with FLAMMABLE LIQUID HEAT
TR NS ER MEDIUM, the in tru tion s al in lu e s f f icient inf ormation to as ure the saf e
han l n , servicin an disp sal of the eq ipment
The in tru tion s al in lu e the s bstan e of the f ol owin warnin s as neces ary:
– WARNING: Ke p cle r of o stru tion al venti ation o enin s in the EN LOSU E, the
AP LIC TION SYS EMor in the stru ture f or bui din -in;
– WARNING: No smokin ! No f lame! Do not u e electrical p rts whic may prod ce sp rk
when o eratin arou d the eq ipment an the AP LICATION SYS EM;
– WARNING: Drain an recover the lq id when the eq ipment idles, if the l q id HEAT
TR NS ER MEDIUM is u ed with o en BATH TA K an , if it is hig ly volati e at ambient
A la el car yin s mb l 10 s al b provided with eq ipment whic can b u ed with a
FLAMMABLE LIQUID HEAT TR NS ER MEDIUM alon with in tru tion f or the RE PONSIBLE BOD to
af f ix the la el visibly on the eq ipment if it is to b u ed with FLAMMABLE LIQUID HEAT TR NS ER
MEDIUM
The in tru tion s al b provided with detai ed inf ormation for proced res to red ce the RISK
with regard to the u e of FLAMMABLE LIQUID HEAT TRA S ER MEDIUM, in lu in how the
adju ta le T MP R TU E-LIMITING DEVICE is adeq ately set so that the s rf ace temp rature in
contact with the l q id is b low the l mit of 9.5 a)
Co formity is c e k d b in p ctio
Trang 346 Protection against electric shock
This clau e of Part 1 is a pl ca le ex e t as folows:
6.1.1 Re uireme ts
Ad ditio :
Ad d the fo owin after the c nformity stateme t:
I f the in tall tio in tru tio s s e ify a S ANDS IL or D YIN -OUT (s e 5.4.3.101), this is
c r ied o t b fore ma in the me s reme ts of 6.3, 6.7 2.2 a d 6.8 STAN S IL or D YIN
-OUT is followed b a re t p riod of 2 h, with th e uipme t d e-e ergiz d , b fore th
me s reme ts are ta e
M ea ureme ts are made with th e uipme t at ambie t temp rature I f th re is dou t wh th r
the p rmis ible limits c uld b ex ce ded at lea t fa o ra le c mbined o erating c nditio s,
the rele a t me s reme ts are re e ted at the e c nd itio s a d th hig er v lu s are u ed
6.3.1 Le els in NOR AL CON ITION
Ad ditio :
Ad d the followin s c nd p ra ra h to item b) 1)
L vels for P RMA ENTLY CON ECT D EQUIPMENT are 1,5 times the a ove values
6.3.2 Le els in SINGL FAUL CON ITION
Ad ditio :
Ad d the followin s c nd p ra ra h to item b) 1)
L vels for P RMA ENTLY CON ECT D EQUIPMENT are 1,5 times the a ove values
6.7.2.2 Sol d ins lation
Ad ditio :
Ad d the fo owin s b la s :
6.7.2.2.101 DRYING-OUT
If the p rforman e req irements of the eq ipment can ot b ac ieved without the u e of
h gros o ic he ter in ulation it is p rmis ible for eq ipment to req ire a p riod of o eration
to dry out the in ulation b f ore me tin the req irements of 6.7.2.2, 6.3.1 an 6.8.2 provided
that the OP R TOR is made aware of this (se 5.4.3.101)
Co formity is c e k d b p rormin the DR ING-OUT s e ified in th OPE RATOR ma u l (s e
5.4.3.101) b fore c nd uctin the te ts of 6.3.1 a d 6.8.2
6.8.1 Ge eral
Additio :
Add the followin p ra ra h after th s c nd p ra ra h:
Trang 35If a D YING-OUT is sp cif ied (se 6.7.2.2.101), this is car ied out in ac ordan e with the
OP R
ATOR man al (se 5.4.3.101) b f ore the tests of 6.8.3 D
R ING-OUT is f ol owed by a rest
p riod of 2 h with the eq ipment de-energized The tests are then p rformed an completed
within 1 h at the en of the rest p riod
6.8.2 Humidity pre on itionin
Ad ditio :
Ad d the followin p ra ra h to the e d of th last p ra ra h:
Eq ipment for whic a D YING-OUT is sp cif ied (se 5.4.3.101) s al not b s bjected to
h midity precon itionin
6.9.1 Ge eral
Ad ditio :
Ad d the fo owin p ra ra h after th n te:
Bare H ZA DOUS LIVE p rts an in ulated wirin an con ection s al b so routed an
1) l q id , va ours or impurities con en ed, ac umulated or le kin in ide the eq ipment;
2) contact with hot or cold p rts;
3) mec anical stres or a rasion by s arp ed es
6.10.1 MAINS s p ly cords
Re lac me t:
Re lac th third a d fo rth p ra ra h a follows:
If a cord is l kely to contact hot or cold external p rts of the eq ipment, it s al b made of
s ita ly temp rature- esistant material or, alternatively, ad itional protection s al b provided
to prevent the cord contactin the he ted or cold s rf ace
If the cord is detac a le, b th the cord an the a pl an e inlet s al have adeq ate
temp rature R TINGS The cord an the a pl an e inlet s al have a temp rature R TING a ove
the maximum temp ratures me s red u der NORMAL CONDITION on an p rt of the a pl an e
inlet itself
The a pl an e coupler s al have a mec anism whic prevents the cord of a lower
temp rature R TING from b in in erted into the a pl an e inlet f eaturin a hig er temp rature
RATING
NOT Ap la c c u ler in c mpla c with IEC 6 3 0, s c a th t with style C15 a d C16, or C21 a d C2 for
h t c n itio or, C15A a d C16A for s p r h t c n itio is a e ample of re uire me h nism
7 Protection against mecha ical HAZARDS
This clau e of Part 1 is a pl ca le ex e t as fol ows:
7.3.5.1 Gap l mitations betwe n moving parts – Ac e s normal y al owe
Ad ditio :
Trang 36Add the followin p ra ra h after the first p ra ra h:
If the width of the ga may decre se f rom a value larger than the minimum ga of Ta le 13 f or
that b d p rt to a value smal er than the minimum ga in NORMAL CON ITION an SINGLE
FA LT CONDITION, f or example the do r an /or loc in device of
or
IN UBATORS
,
in lu in WALK-IN EQUIPMENT (se An ex BB), the do r or loc in device s al b provided
with handle or s af t so that han , wrist, f i t an f i gers are ke t away f rom the movin ga
d rin o eration of closin an /or loc in the do r If twin do rs are u ed, they may b so
con tru ted that closin an /or loc in of one do r is p s ible only after the other do r is
closed, where the H ZA D of cru hin is minimized
Ad itional warnin markin is neces ary in proximity to the movin ga an where the loc in
device locates by u in s mb l 10 of Ta le 1
Ad ditio :
Ad d the followin s b lau e:
7.3.101 Warning markin s f or MEC ANICAL MOVEMENT
The MEC A IC L MOVEMENT are in a SH KER or COMBINED T S CH MB R, s al b marked with
Th e uipme t s a b o erated a c rdin to the ma ufa ture's s e ific tio s, at the s ttin
a d lo d c nditio re re e tin worst c s n rmal o eratin c nd ition Op ratin time is
10 min, or o e o eratio c cle, whic e er is s orter
M ov me t s a b limited eith r b d esign, or b fa tenin to th mo ntin s ra e, or a
c mbin tion ofb th, s that n p rt of th e uipme t mo e o tside a cle ra c e v lo e
ex tend in 5 mm, or le s if stated b th ma ufa turer, in a y dire tion fom the o termo t
p rts of th e uipme t in its origin l p sitio
During the tests th e uipme t s a remain in p sitio An flex ible tubin or oth r
me h nic l c n e tio in b twe n e uipme t a d th AP LICATION SYS E M s a withsta d
stre s whic c uld c u e HAZAR
For e uipme t inte ded for lo g term c ntin o s o eratio , the max imum ex cursio a d te t
p riod is to b determin d thro g
RISK a s s me t of Clau e 17
Trang 377.4.10 Remov ble S ECIMEN holder f or MEC ANICAL MOVEMENT
If a H ZA D, s c as a normal noise or mec anical injury from imb lan e or u coupln of the
sp cimen holder for MEC A IC L MOVEMENT d rin NORMAL US , could res lt d rin the
removal or re n agement, remova le S ECIMEN holder s al b marked with an a pro riate
warnin s mb l in close proximity to the han les of the holder an an explanation s al b
Add the followin tex t after the first p ra ra h:
Where the ph sical con tru tion is s c that p rts whic are not desig ed to b u ed as
han les, grips, l f tin devices or s p ortin p rts could b mistaken as s c , s al
a) have a stren th identical to or hig er than that req ired f or normal l f tin devices or
s p ortin p rts or,
b) have a warnin markin (se 5.2) that the p rts s al not b u ed as han les, grips, l f tin
devices or s p ortin p rts adjacent to the p rt s) The s mb l 14 of Ta le 1 an
ad itional explanation in the doc mentation is con idered to me t the req irements
Re lac me t:
Re lac th c nformity stateme t a fo ows:
Co formity is c e k d b in p ctio a d a s e ified in 7 5.2 a d 7 5.3
8 Resistanc to me hanic l stresses
This clau e of Part 1 is a pl ca le ex e t as fol ows:
Re lac me t:
Re lac th tex t of 3) b the following:
3) Ex ept f or FIXED EQUIPMENT, f or eq ipment with a mas over 10 k or, f or eq ipment
whose size an weig t make u intentional movement u l kely an whic is not moved in
NORMAL US
8.2.1 Static te t
Re lac me t:
Re lac th s c nd p ra ra h b the followin :
An EN LOSU E whic is non-metal c or has glas as p rt of its con tru tion is o erated u ti a
ste d -state con ition is re c ed at the le st f avoura le of the f ol owin con ition :
a) at maximum or minimum ambient temp rature or;
b) at exten ed maximum or minimum temp rature or;
Trang 38c) over the maximum or minimum o eratin temp rature or;
d) c cled b twe n the maximum an minimum temp rature ran e or;
e) with al the lamps on an at maximum p wer input f or radiation
The eq ipment is dis on ected from the s p ly source b fore the test is p rf ormed
8.2.2 Impa t te t
Re lac me t:
Re lac the s c nd p ra ra h b th fo owin :
An EN LOSU E
whic is non-metal c or has glas as p rt of its con tru tion is o erated u ti a
ste d -state con ition is re c ed at the le st f avoura le of the f ol owin con ition :
a) at maximum or minimum ambient temp rature or;
b) at exten ed maximum or minimum temp rature or;
c) over the maximum or minimum o eratin temp rature or;
d) c cled b twe n the maximum an minimum temp rature ran e or;
e) with al the lamps on an at maximum p wer input f or radiation
The eq ipment is dis on ected from the s p ly source an , then tested within 10 min
9 Protection against the spread of f ire
This clau e of Part 1 is a pl ca le ex e t as folows:
9.5 Re uireme ts for e uipme t containing or usin F A MABL LIQUIDS
Ad ditio :
Ad d the followin tex t after the first p ra ra h:
This clau e a pl es to FLAMMABLE LIQUIDS other than FLAMMABLE RE RIGERA T The
req irements for FLAMMABLERE RIGER NT are covered in 5.4.101 an 1 7.101
Re lac me t:
Re lac item a) a d n te 1 b th followin :
a) The eq ipment s al b so con tru ted that it comples with items 1, 2 an 3 as folows:
1) In NORMAL CON ITION an SINGLE FA LT CON ITION, the s rf ace temp rature of the
FLAMMABLE LIQUID s al not ex e d the FLASH POINT of the l q id b in exp sed to the
air
2) In NORMAL CONDITION an SINGLE FA LT CON ITION, the s rf ace temp rature of an
RE IS A CE-HEATING DEVICE at the s rf ace of the FLAMMABLE LIQUID an in contact with
air s al not ex e d (t − 2 ) °C, where t is the FIRE POINT of the l q id
3) For eq ipment where a u er setin could exp se a FLAMMABLE LIQUID to a con ition
where 1) or 2) could b ex e ded in the case of a SINGLE FA LT CON ITION d rin
FORE E ABLE MISUS , additional me s res s al b provided to protect the OP R TOR
f rom this H ZA D
– For example, a LIQUID LEVEL CUT OUT that disa les the RE IS A CE-HEATING DEVICE
b fore the req irements of 1) or 2) are ex e ded is con idered to comply with this
req irement
Trang 39– Con ideration s ould b given to an s enario that may exp se an p rmit ed
FLAMMABLE LIQUID
to a temp rature that could ex e d t
a– 10 °C, where t
a
is the
A TO IGNITION T MP R TU E
– The u e of a FLAMMABLE LIQUID
not a proved by the man f acturer f or u e in the
eq ipment is not con idered as an OP R TOR setin an is theref ore b yon the
evaluation of Clau e 16
NOT 101 Guid n e o wh t is c n id re RE SON BLY FO E E A LE MIS S is pro id d in 16.1
It is not s f ficient to l mit the s rface temp rature of the FLAMMABLE LIQUID an p rts in
contact with the s rf ace solely by the temp rature control s stem Over temp rature
protection me tin req irements of 10.101 ac ieved by an in e en ent, adju ta le
T MP R TU E-LIMITING DEVICE s al b u ed
NOT 10 Th s rf ac temp rature of RE IS A CE-H A ING D VICE u e to h at a lq id c n b c n id ra ly
hig er th nth temp rature of th lq id
NOT 10 Ad itio al in tru tio s for e uipme t inte d d for u e with F AM A LE LIQUID H A TRA SFER
ME IUM are d taie in 5.4.10
Ad ditio :
Ad d the fo owin n te after item c)
NOT 10 Wh re F AM A LE LIQUID is pre e t in th e uipme t, s mb l 10 c n b u e a a warnin markin
Re lac me t:
Re lac the first p ra ra h of th c nformity stateme t b the fo owin :
Co formity is c e k d b in p ctio , includ in n me late, do ume tatio a d fu ctio ofth
e uipme t a d , ifn c s ary b th tests a d me s reme ts of temp rature a s e ified in
Re lac the title b th fo owin :
10.1 Surf ac temperature l mits f or prote tion a ain t burns a d f rostbite
Re lac th third p ra rap b the followin :
If e si y tou hed he ted s rfaces are neces ary f or f un tional re son , whether b cau e they
are inten ed to del ver he t or are hot b cau e of proximity to he tin p rts, they are
p rmited to ex e d the values of Ta le 19 in NORMAL CON ITION an to ex e d 10 °C in
SINGLE FA LT CON ITION, provided that they are recog iza le as s c by a p aran e or
f un tion or are marked with s mb l 13 of Ta le 1 (se 5.2) Eq ipment he ted by its
en ironment to temp rature values ex e din the values in Ta le 19 in
NORMAL CON ITION
an 10 °C in SINGLEFA LT CON ITION ne d not to b marked with s mb l 13
NOT Th lmit for ma imum s ra e temp rature of th h u in of dis h rg pip pro imity to th M TO
-C MPRE SO c nformin to IEC 6 3 5-2-3 (in lu in its An e A ) is 15 °C wh n te te at 4 °C ambie t
If minimum temp rature of e si y tou hed cold s rf aces ex e d the value of – 0 °C, the cold
s rf ace s al b marked with s mb l 101 of Ta le 1 to warn the OP R TOR again t HAZA D of
Trang 40f rostbite (se 5.2) Eq ipment co led by its en ironment to temp rature values lower
than -3 °C ne d not to b marked with s mb l 101
Ad itional y, where the l q id temp rature could b hig er than + 0 °C or lower than – 0 °C,
or where the temp rature of air or gas mixture could b hig er than + 0 °C or lower
than -4 °C, con ideration s ould b given to mark the fol owin f or warnin again t p s ible
b) LIQUID CON ECTIONS f or circ latin , drainin or overf lowin of HEAT TRA S ER MEDIUM may
b marked with s mb l 13 an /or s mb l 101 an /or, the maximum an /or minimum
workin temp ratures of the eq ipment in as ociation with s mb ls 10 , 1 1, 1 7 or 1 8
c) ex au t o enin may b marked with s mb l 13 an /or s mb l 101 an /or, the maximum
an /or minimum workin temp ratures of the eq ipment in as ociation with s mb l 121
d) If an en losed CIR ULATOR is inten ed for a h draul cal y se led AP LIC TION SYS EM, the
LIQUID CON ECTION f or f il n of the BATH TA K or ex au t of a PRE SU E-RELIE DEVICE may
b marked with s mb l 13 an /or s mb l 101 an /or,
Re lac th c nformity stateme t with the followin :
Co formity is c e k d b in p ction a d b me s reme t a s e ified in 10.4, a d b
ins e tio of b riers to c e k that prote t io a ain t a cide ta y tou hin s ra e
ex ce d in temp rature a o e th v lue of Ta le 19 is a pro riate, a d that the c n ot b
remo ed with ut the aid of a TOOL
10.2 Temperature of win in s
Ad ditio :
Ad d the fo owin tex t a d table
Co formity for motor-c mpre s rs is c e k d b me s reme t a s e ified in 10.4, in
NO M AL C N ITION a d in the a p c ble SIN LE FAULT C N ITIONS of 4.4.2.10, 4.4.2.101a d
also in a y other SIN LE F AULT C N ITIONS that c uld c u e a HAZARD a a re ult of ex ce siv
temp rature or pre s re Th temp rature limits for M OTOR-C M PRE SSORS are defin d b
Ta le 10 Th pre s re are re orded for u e in 1 7 2