airconditioning refrigration both g11 p2
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l qJAhermatic sealed WIKGL bu b WOeML U q dOGBV r dG U{uC WK juCjO d b? ? XOe WOKL WUu u sJL YO WUOB WuFd jU{ qJ sO UNK Wd D jUC WuD C dL lKIB dA oKG H pdJ vdG pdF qO u E fJL
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qO u l jd uH s rOI u s ueccentric ed o dL uL ed t d o dL s e s U c
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v UULB rO I sJL UN jGC w dO UbI V U K UNO WO Oz u
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b WK
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hI WO UNO b UGC vMFL W bFWOUM c s Wd j
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gd d q UJ u _ qOKIWOb juC
gd ju{WOu ju{
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Rotary compressors WOb juC
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bF g jU{
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b WK
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VOd qLF bWu{u VKB s UU u vK W d (impeller) WU s edL jUd UM WOd tU UG Wd UUM UG Wd iOH U jG{ v WOUF
qJA w ULl b WU b sO WU b ed w W s WCUbF qbO WU b jO bM sOOU jG{ W
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Centrifugal compressors ed* dD ju{
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w WU g?? uI qdL UL WOU WU b ed v
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b
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uN nOOJ UuEM w Wu d vR-11, R-12, R-22, R-113, R-134a, R500 UNM WuM WedL juC l sO UO W
wzUdNJ dL uJ WIKGL juC wH Wb uLF uL UNO bLO WuHL
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qdL bF d jU{ qJ
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Wed* juC uO s
WKd q w UGC Wb bd s s q dOG UF
wU wu r bd jzUv jUC s bd jO o b
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bd qL dOG l
Multi-stage compression qd* bF* UGC d WCH ML bd WLE UIOD w U UOU UDG{ U UIODUO b WKd s d jUC p qL YdO qJA WuD_ bd jO d WqLF qUAL c VM WOL UHJ w
wu vK d sOjuC w wKJ o b bF uJ wu vK W
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WOU Wbd UF vK uBK u
d * d W jUC WF qJ
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7.5 -
2.5 -
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100 140 180 220 260
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b WK
edL UD jUC w G W rFM V
UNMO s d WU b jO sUG r w hI WO UGC tO oI
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edL UD jUC w WFHu vK q u nO wu vK ju
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bu WK
UNM q WHO w U WOU eqO u
UH ULdWU
pdJWOU qK
edL UD juC w WOfUJL w XOe UIK d jUC w edL pdJWAd jU{ w edL
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weK jUC qL bWedL UD Wd juC b
Wd juC w Wb L UUdOU e d jUC edL UD jUCK uO
rdU `{Wd juC b U UGK U o b
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vK U uJ bu cuN ULU dL UHJL
WdO UHJL vK UNu d L vK WdO UHJL l UNUI
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WUD kH WOHO bd
b_
b????????u
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bd jO s d tO qIMbu jOL lzUL v sUhK r YO U tKu bd jO U WM
lA d W bM l s r nO UHJL qJA sO sO w tHOJ
nJLK wO{u
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jO r b YO WO Oz uw u_ c u q r v
uNU d* UHJ* UHJL c w bd bu jOUNK bd jO nOJ v UR UN wU
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WOL uJ WU c w wFO WU v U tOK WKOK nJw l{ w Vd nU VOd r nJLK WOU `D_ uN
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(CONDENSERS) UHJ*
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d*U uDnOJ lzU
nJ* wO{u r qJ
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d' qL( c b Wd b WO Ud uN Wd qJA sO WU U
d qLU qLF U u sOu v d qLU uNU l{u uM c w : (PACKAGE) bU vK Wd U bU vK qzU lOL e jUClMB.(Condensing Unit) nOJ b vL br uOML_ s nUe WU WO
qJA sO U d od s nJL WbU vK Vd nJ wbd UE UuJ s bOF Wd uNU WHK sU w nJL VOd WOcs WO U WOLJ UHJL be r YO vML UuM c w r WMJL d W e VOd r jUCK VUl{ WU w uB qOKI q s vMLnJL WcG WKO b V vML
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uNU dL UH
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bd sbB UNOB bd UO v
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nOJ b qJ
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WOzUL UHJL l UNUI bM WOUV uN WOL pc t s dL c `D WU
WOU WUF
`D WU uN WOL
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qb v d* U
s nJ* c uJnK* G UH q UO* d YO q wU qb UNU bd jqH_ w nUJ vK_ s b
qJA VU w bd jOu nUJL
b qzU lOL e?? s v dOGB bd r dOG uJ UbM Uc UO s Xu fH qzU ddL UNHOEM r YO
UOL UHK
bd U dbd jO U u
bd jO qzU dbd U u
dOu* nK
nK* G nJ qJA
-
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WdO UHJL hz WOzuN UHJL s q nO
UF UL uN Wd vK
wUMB bd WLE w W U bd WF fHM WOzuN UHJL dO ULK d UI qUF _ dE UHKL vK nU
wUL U V nJ* qL
wK UL uJ nJL `D dDL Wd L WBLL jUC qGA W UJL
jUC d L sO jOL uN s
dO nJ* qJA
V nJL qL bI WHK L bd rE qOWOU W
dDL d qUFX jUC WF nJL b sO nJL d L
nJL d LK WMOF d U bM W
-
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WuH* juC s dD*
XUNdN nOJ d WdO W [[[[[[[[[[[[
[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[
[[[[[[
WIKG* juC s dD* XUNdN nOJ d WdO W
[[[[[[[[[[[[[[[[[
[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[
[[[[[[ [[[[[[[[[[[[
-
7/29/2019 Airconditioning Refrigration Both G11 P2
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nJ* WF
WOU WUFL V nJL `DQC = m Cp T
TnOJ lzUL WOuM dCp nOJ lzUL WKJ o b bFm dDL dQ C YO nOJ lzUL
WOUDd Wd b [ uNK WOuMXUNdN bU WOUDd W
WIObK uUU wL o bm Qc T WU K bUU UL
Gpm =
Qc
490 T
T Qc m uN UL d W
m =Qc
0.24 T WU K bUU
Cfm =Qc
1.08 TCfm
WIObK VFJL bIU T =
Qc
0.24m uN d W
jUC WF V WMOF d nOJ W bM nJL u UL uN d W
WOU WUFLU UCQc UX AX T
nJL `D WU = A YO wKb `D K Uu M nJLK wUL d= U
nOJ lzU bd jO sO wLUuK T
-
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dE wb bd nOJ hOL W dE d U nOJ d W b `_ sL nOJ
wLUuK
T =(tc t i) - (t c t o)
ln (t c t i) / (t c t o)
d d Wto nOJ lzU u d W ti bd jO nJ d tc YOnOJ lzU
U
WOUDd Wd b Wbd tF oKGL XUNdN nOJ d W XUNdN
nOJ d W XUNdN dH dO d W nJL qL WUF w iuFU
dDL d qUFX jUC WF nJLWU K WOUDd Wd b X nJL qL
b WK
dH qL
u s nJL uJ wFO bd UE WOI s bO
nKL G nJ u_ G nJ
-
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(Evaporators) d *d L ndF
eO s tO d qIM d U s jO d W uJ YO d L dL cd UB v R UH c uL b WCH M d L tc R t Wu L d iH vK qLF w
d L XOL pc hL lA U v
d * WFWUFL s UNU r d L WF qLU nJ
WOUQ = U A T
d LK wU `D WU A YO
U dO lzU bd jO sO wL
T T =
(ti t e) - (t o t e)
ln (t i t e) / (t o t e)
d W te dO lzU d d W to dO lzU u d W ti YObd jO d
d LK wU `D K Uu M wULUvK bLFU WLO
d LK wU wKbVOU_ U dVOU_ q d
-
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VOU_ q U d L u pL
u_ UL d qO
d * nOMBuNK d ULK d d v UNLO I sJ
ULK d* d * U b9 nK d
VOU s?? uJ dUL b
bd qzU WcG uJ qCHbL UL d bd jO ubs d UB WO d d qLK WLz bd WO
UNeO d
WHKJ WKOK
Xe WOU s qUA WKOK uJ bd jO
U bL d L UuL qJAWHD* uLG* nK* d *
rJ WOKL r nK e s uJ bd jOd L w qzU u u M vK WE ULK
s lA U qJ vK d d bd jO w qJA V WOU WDu d
v e s d s qzU dD lM w bU OjUC nK
U' bL d qJA
-
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wK U0 eOL d U vK bd jO s dO W
dO eO v Ud L s u b sJL bu d L WU w dEU qB t r c qzU e d s d q
_ U Ud bF s be UL
uLG nK d qJAqzU U Ze
qzU u
rJ Wu
bB* s qzU
jUCK V
u_ We d UHJL w X UL u_ W
u_ eL d L nJL sO WHOuUA
uNK d* d *
v r I U s uN d nKLWUF VOU_ d VOU_ s lMB d L VOU_ wKb `DWuK UCO qJA UNFOMB sJL UudHed d Wd l UC b uNK WOD W
qJA w UL bd
-
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WUF VOU_ d qJA
`zUHB d * dL eO ULNMO uJ sOObF sOOH s
UM tHOEM tKOJA WuN WOeML UU w b bO f dO u bO WuK sOObF sOu dF U bOL d w u d UNb sJL
UNeO nOEM WKN
lOMB WUB uKDL qJA V UNKO
UNu iF nUe d *
nU UNOK X VOU_ WOKJ WOD WU L
VOU_ nUe sO bO d f vK uB
W u qJ WHM s U Ub uJ U w bd nK `D vK bOK lL YO UNeO WCH M d U bM t
`zUHB s q eO dO U qb sO d UIWUF VOU_ d LU Xu W dOG UNL uJ
`zUHB d qJA
-
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U
d W bM d L lzUL qb bd d W bM jO d L lzUL sO wLUuK U d W
bd q(
T =(ti t e) - (t o t e)
ln (t i t e) / (t o t e)
U to U te U ti uJ
T =(20 5) - (10 5)
ln (20 5) / (10 5)
T = 9.1
v UHJL w UL UC uNK
d qL d d qL d UNUJ iF q
UL eO w d L UOd U d qOGA WdUML bd lzUL lA
d L jGCWO M Wud d UNU bM WOzcG uLWud vK dR qU r UlA W d LK uN u
d L WOuuNK d d qJA
-
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wD Ud UH V td U YO u WO M Wud d U d sO
uN U
d Ud d Ud w WO M d( W d WO M Wud
d Udd Ud
b WK
WO qL qLuLGL nKL d eO
od s WOzcG
nUe d L eO
-
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bL UUL d L nJL jUC q bd w w Oo b U YO Wbd WF vK dU dO
tAD v R tUBI d LjOuK `L O bd b jGC d vK WE U
wUF nJL jG{ bM nUJ bd jO o b w rJ eN u
UUL vL UdO jG{ Wu d VOU w u_ cWdFA Wu_
iH bL ULB b dDI dOG sOK dL_
d W UH v R Ud qzU Ud L w jOu
WdFA Wu_ bd qJ
nJ
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V j
l b U&jUC
d *
iH M* jGC WNlHd* jGC WN
nJ*
UG Wu
bd jO w rJ eN
-
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W vK u UN wKb `D U bd jOUdD Wu_ u dOG UF jGC UH nK Wd
qJA V d L nJL iH MLlHdL jGC wIDM sO W
wU bL V d UL WWu_ q tUO UM tDG{ UH lA
WdFAR c Ud WU v bM bd jO qzU w b
u_ u
f d L d bM Wu_ d j j wU `D Wu wU Wu_ w bd jO Ud U
qJA w UL U UF V j
WdFA Wu_ eO
nOUJ WKOK qO u dD V jG{ U bd qL
bd jO s WKOK W uGC e v R UN_ qOGA b bM jUC u
bd jO Ud dL WO qLF s jUC dc%
sJL d L `H Ud UL V UNS s qzU e l{ uLGL uM s d VOd qd L d bM
WdFA Wu_ q b qOGA q uN s bO bu mdH
WdF Wud U
jU{
nJ
d
d UL WdFA Wu_ qJA
-
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WdFA Wu_ Ub qL WU bd WLE WIKGL
dOJ bd bF WU UqKwJOUu bL UL
XU jGC ULB UULs dEM dB jUCK V
qL w dO
tKL b d L w d bF e bdqOKI S ULB uI UbMqb w qzU d WOL rOV jG{ U vK tE UL UN rJ d L
qJ t H jUC
UNO qLF w bd dOG UL X d( bL UL
W d L s U bd jO sO dU t bud L `D s WMJL UH d
rJK WtKL b
d L s U W kH v R UL Ud W U vK k U Ud bF qOKI ULB
qJ dE
wJOUu bL UL qJA
-
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d( bL UL qJA
WDuL UF uN nOOJ WLE UUL UO Oz U
WU WKOB d ddNJ bL
bO bL UL
bd jO UO rOEM Ub UULB tKL b
WMM L tU j{ od s rJd W s bd jO
qJ ULBdOJ WOUMB bd dF w WLE_ WOeML bdjC Ud U dA uM c U qL w uM c b UL uKD
UOu_ bd
bO bL UL qJA
-
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wdJ bL UL ?s sU b w dO(sensors) U t bu UOdJ bd jO o b
qJA w ULWF tUO W
wdJ bL UL qJA
b WK
bd w bL UUd U WdF Wu
ULdOG bd qL uJ UbM
-
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d qI vK nJL qLF YO UNUHJ w uU UN_ q b WOFO UB suJ w sU_ w W U bd d b eKO
Wud iH M wsOu v qLF b YO s r I dO
wFOD V bd d
UNOd qCH WCH M Wd d e d uNWU U U iF u UNCF u qJ vK UID
bd d d UO{d d c uN UNOK dLs nJL v W C b U d d UNF r
qJA w sO u UL
wFO V bd d qJA
UU lOL s ubU uNK U
bd d
-
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d' V bd d
WIKG d_ c Vu uJ d_ c d WUNeO tKH d Vu vK
q WU qGA WHK lu bd vK WOU UNKOGA w WHK
d' bd d Uu/ qJA
d V bd d qJA
sOu v o b U vK bdcounter ow fUF* o b bd d
bU uN uJ qH_ v vK_ s U jG{ qJ vK UL qJA w ULdO UH dOG cross ow bUF* o b bd d
uM s dG d UH UM uJ qJA
-
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fUF o b bd d qJA
bUF o b bd d qJA
WuC UMzU vK u% UN_ bd d v UNWEWuCF UMzUJ S u' uNK UN{dF WOW'UF sJ1 U* o b eU V bd d UH qOKI
ub s uC lM WLEM UOLJ uK
-
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b WK
WO qL qL
bd d qL b
r fHM wFOD bd d s vK bd
tOzUL d L UHJL bd d
ULFU Wd V bd d
-
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qB UUO wKJ N s wu WUMBdN bI UKL Wc_ lUB w U uB lMBL w WOzUdNJ Wbd WLE qOGA WHK w v
bd WLE w WUD N o
qOGA UC eK w WOzUdNJ WUDK d bF YO jUC u bd UUUO qJA UIKL c UdO U CL nOOJ bu wULWOzUdNJ WUD v d L UNB w UIU X
dL U CL juC qLA UtOK uB sJL qUF d uJ WOU WsHKd L nJL d w sO U dH
_ qUF iH M d L nJL sO d jUC UNb w WOzUdN UN wMF
d * w WUD dO utIOI% sJ1 c d * w d W vK vK uB
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d L `D WU d UI qbd lzU s WUM WOL vK WE UL
wdJ d nU od s bd lzUL dL vK lOIB uJ lML V
bd WLE w WUD kH
-
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jUC w WUD dO u
bI dOG qd vK qLF ju{ b od wKJ qL s
dOG rJ `L w Wd d UHJ* w WUD dO u
U bd jO d W sO U u d W w d qC ULU dL UHJ
nUe b YO uNU dL UHJL oOI
WHOEMUE v qb YO nUJK WKU dO UGuNK Vd u WUOB bF bO qJA WdUL vK uG{ v U jG{ vK jUC d UL
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e v c Xu w UNb UEM qOGA X U UEM qOGA
uN Ud bF w rJ
UNM WUD dO u v R uN Uds UMU UNKOGA bd d Wd qOG wb rJR WIdD c sJ d s bd r c UHKL dL dB v R d
d sOd Ud b U bF bd
-
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b WK
WO qL qL
WOU dDU d L w W
e nJL bIH
bu WK
UL bd X JF UC d L nJL b sJL SL d L vK nJL vK d dR q jO
tb qCHL nJL u U dO wJOUu wdJ bL U bd d dO nJL sO
WU K WOUDd Wd b oKGL UXUNdN d d W XUN
UNO nJ d W UNO d W bd
bd WLE w WUD dO uUL uNU d ULU d n
-
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lOL vK X dF U UGCU bd sb cN WOKLF UIOD iF vK R pKF UL UNHzUUL U WLF kH w UNOL sLJ YOlOL UNu w UdOJ UA UD vK qL d WU UNzU
UNHK b dOQ vpc bLL WOeML UK WHK L
vK U uJ WOeML W qL
WOeML U s WHK U s u qJ WOzUdNJ W
WOeML UOL d
WOeM* U
b????????u
-
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U WUM uD WbeN_ s bbF dN bI dA lU dI WboOI w UM UU WLNL uD sJ d ld bd jO b UN d c U bUMd wb wKL bd UN bd uKDL Uu
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U WUN l ub q WFL uNU d W Electrolux Wd XUWd q s UNU r bOLK d_ bdK UL
UGeneral Electric
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jGC bd jO jGC uI bdlHd jGC U v WU
jUC vK tKb u c?? oK d???? u??M?? s?? j??V (hp) UB sO t
qJA dEnK s W jUC qJA
WOeM* Wd UM
-
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u UNu juC qK
:Condenser nJ*
VK_ vK Wbb VOU s uMvK Vd bd jO nOJ uI u_ uKUuJ wFOD qL uNUtS Ud uNU dL uMdE WdL jUC VU
qJ
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d???? U??B???? v??K??qUL ULO I Ud ULNMO uOML_ s sOu UL wu d s U YU uOML_
bOL d w d L l{u U q
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dFA u_ qJA
nJL qJA
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7/29/2019 Airconditioning Refrigration Both G11 P2
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:Filter Dryer nH*
qB l UNO d b WOU bu WdFA Wu_ l qB
vVzuA s bd jOWOU WIO{ uI WOUq UJK s UO bu sOUHBb qB w bd jOu W
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qLF d L WUN bM Vd W jUC v ub s qzU :Heat Exchanger d( U*
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qJA w UL
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qJA w sO u UL bd d qL qb s wsOd v bMB c r I U UU d bd uI c d L
bOL d s d ULz bd d uJ YO bOL
d UL qJA
nHL qJA
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7/29/2019 Airconditioning Refrigration Both G11 P2
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bu q??b?? s?? W? ?? ?? ? b??M?? WF. (cu.f) VFJ bI bu(liter)dOK
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dO pO wbFL uB wUe uB UNMqO u qUF YO Ub uL c d UOUu(Polyurethane) ud Uu wr w be UF WUL qOKI v R UL WU uUuKOu qJ vK aC b qN UC u WK wr u qJ vK UN WDu wKb wJO
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d vK WE ULK wd WDu qb W q
YO s U e w Wb L uF u ddI V Wud UB b WuN UA
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7/29/2019 Airconditioning Refrigration Both G11 P2
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:Installation W VOd wK Uvd YO Xu fH w b ULN N WK bO VO
V UNU vK UNKIM UdD{ uL qJA
bd oKG nJL v Xe o b vnJLK bO WuN vK tE ULK WbO qJA Ub u_ sLC v nK
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U w d I uM s UHJL dKU W bM WF
WOeML U w d dFA u_ nJL sO nH
dU jUC bF lLLndB j dFA u_ sO d
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UMU d UMF fH vK u UNFOL X OK Udzb vK dFU b c w uIM U
WDO WOeML W
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oKGL jUC s qJA w sO u ULnHL wbM d L dFA
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nJL w qzU v tKu uGCL
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td W tDG{ iH MO oOC dFAsU uN U d L `D sO d `D fL uN bd jUC v tu bduN Wd rW q WuKDL dw bd dzb UODOD UL sO qJAwFOD q
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jUC r vK Vd jUC
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7/29/2019 Airconditioning Refrigration Both G11 P2
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UH s U u:(Thermostat) d U rEd W vK WE ULqJA w sO u UL nQ W
s UHML UL lD s tu
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wK UL p WOzUdNJ dzb qL w rJ
d LK wU `D vK bd jO U vKW q d W pc iH M d L
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7/29/2019 Airconditioning Refrigration Both G11 P2
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vK u w WDO WU w Vd b U Ubd d eO eO bdsOKBHM sOd vK uU d qJ bdK dUu bu qJAbOK W?? UNO r
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U u bd d w uu d bLL r . Humid Plate Wud lL `D UUO vL Cooling Plate wu d s
lLL
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Ub bOKdO VOU s U w w bd Wud qL WDu b c uN s d hL
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r YO dU dO Wd UL td WDbL Wc_ vK UHW v qB UNK WO U qLF s jUC nbU L bd Wu vW U ` WO d uJ bd Wu S d_c bOK W vK qU uB bd Wu e
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nJL
jUC
wzUdNJ lOL WKUud
d UL
bd d
U oK u nJL dOu n WId qJA
-
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Ub bOK W UNO r w WK Ub bOK W UNO r w WK WOzUdNJ dzb q
jU{ tOKud
UudO
UBL UHbd d UB
bd Wu s
q UH b sO pK
WOzUdNJ dzb WO e_ s qJA w UL U s uM
jUC d
UudO qL U s WUtOKqdL
tUH bd d q UH b s
bd Wu s
W dOG od s p WK WOzUdNJ dzd w uuL bd Wu s wKH e WjUC qOGA v R oKG UudOK WOKbuI YO bd Wu UHK v r bLL UHUudO qLF uKDL b v qH s bd d d qLF v jUC uF v bd W
-
7/29/2019 Airconditioning Refrigration Both G11 P2
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q UH b sO pK WR
No Frost UO bOK' W UNO r w W
bd dz WK WOJOUJOL dzbK WuJL d UMFnMeL uM s b d vK W c u Ub bOK Wd L v uN V Wd tU buUNKHuuL Wud lL pc UO Ub UN rJ r sOdYO tHU d L VOU vK bL d Lu U s W qHQ uu U v nUJ UO bOK
UO bOK W UNO r v W q
UO bOKW UNO r w WK WOJOUJOL dzbW q uN Wd
UNL s bd dzb WIKF d UuJ.Ice Maker ZK UFJ WUM UN
UN u qJA w sO u UL ZK U
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-
7/29/2019 Airconditioning Refrigration Both G11 P2
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U dL YO ZK WUM UN rJ WuUL o b nuO U lDIM UbF
uu dOG f WDu td W f r YOb WR W v s u d W
ZK UFJ U w UN qLF ZK UFJ vKu qH dOG s qOGAqLF YO qJA w sUL OK u W b vK s
Wd ZK UFJ WUFJL l b W U Wu U vK_
w UFJL d S UN uI UuI U ZK UFJL UL K vK fL W tAkH bM vKL UbM oU tF{u uF c S wFOD tF{ v uF lOD vK UFHd UI
ZK UFJ U WOKL UIZK UFJ U WOKL U ULU u q
. Ice and Water Dispenser U* ZK u lOL w WFzUA WIdD dA uIM W U
WLE_ ZK u
qJA w UL W U s ZbM bM w ZK UFJ mdHqOGA uI UH jOAM uI c d d bMB U ZK UFJ
pKN L v
ZK u qH uuL s L qJA
ZK u qJA
-
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U* u
tS W Ud UL VKD h A uI UbMF YOW nK uu wzUdN UL qOGA vK qLF
UL S Uu v UL u bMF bd rO pKN L v qBHM u d UIU uuL
WOzUdNJ dzb w d UMF s qJA w sO u UL U
bOK W d UM UNO U U
jU{ tOKud
UudO
UBL UH bd d UB
q UH b sO pK
ZK UFJ WUM UN
s L UudOnJL Wdd L Wd
W?? X??R??bOK
s L
Ub bOK W UNO r w WK WOzUd
bOK' W UuJ:Defrost Timer bOK W XR
qIM dOG wzUdN d s nQ qJA w
-
7/29/2019 Airconditioning Refrigration Both G11 P2
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WU b qLF YO UW UI qOGA UOu q u
bd l: Defrost Timer
bOK W s u UL dK lA WOzqLF d L nU sO Vd b UdI qLF d L vK
XRL w bOK Wb??O??K???? W??????
Defrost Thermostat
qJA w sO u UL qB UNM dIU d LYO bOK W U l d W UH bM
Wu W [ WMObOK' W qL W
YO qJA w sO u Us wzUdNJ UO qBH b nJL wd s UU bd d UCI s L wzUdNJ UO qOWIO bOK W
UdIs d W UH bMF bOK Wd W U b U w U s L s
bOK W d UN v UWdd L Wd jUC qOGA W
bb s bd
bOK W XR qJA
bOK W d W rEM qJA
bOK W s qJA
-
7/29/2019 Airconditioning Refrigration Both G11 P2
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WOFOD bd bOK W qJA
s L
s L UudOjUC vjUC v
s L
s L UudO
b WK
wK U qKW U oK u nJL UH
sd vK WOeML U WO_ WK vK
W rEM UNM nQ w e_ fH s bs vK ZK UFJ lM UN
UO bOK W UM qLFjI b d vK u UO bOK W UNO
-
7/29/2019 Airconditioning Refrigration Both G11 P2
76/234
UdA u bI Wb U s WHK uWId W q uN lu YO s UNOK UC Wud d Ub rJ od s
wKU u_ c s WUDK q N W
WOdJ U
eN pc bBI UMS WOW vK WE UL w Ww sO u ULUOdJ UNWOzUdNJ WUD s qOKWd q s WOMI c Xbr XIK YO(General Electric) pdJ d
WOMI c b w U (Arctica)
WdLW UN qLF wWO u_ w UNF tUA WIKGL bd
WOMI b w Wb juC s ud jUCK WHK Ud b
Ud bF Wd WU
UOL dO lOL WOMO WHUJL UOL Ud dL nJL b
WHUJL
bOK W s vWO e_ vK u UN w(No Frost) WdL U l n
UF d UbOK W X
WOdJ W qJA
Wb( U u
-
7/29/2019 Airconditioning Refrigration Both G11 P2
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bOK W dw sO u ULW q WHK sU vK WUNKOK uI w qJA w ULWO
WUA c sO YO U s W UbOL d bd d s q
bOK W WOKvK sO WOzu{ U wDF sJL YO bd
UNO b bLL Wc_ WUUNMe b Wc s WHK u_ WU
bO U b bM Udc Uu WXd Wb eN
WOeM W WOdJ Wu qJA WO
Side By Side We* WYOUNCF VU bOL d bd d bOL d sOU u V p u WbOLK dO d ld bOLK hB u dOGb b bd d w b bOL d w
bd WOKL w b d
-
7/29/2019 Airconditioning Refrigration Both G11 P2
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WdL W UNu w e_ fH vK WqLF b fH vK qLF
W w uN dw uu Wd b U Wd Wd W q uNqH_ w bOL bd wd sO uu W d bdr bd d v vK_ w sOd sO uuL WfHM bOL d q uN db r u o b rEM
d Ub b rEM b U W q
w bOL bd wd q uN Wd qJAsOU WeL U
WeL W
Twin Cooling System wzUM bd UE b w W
uu u U w rUF w wzUM bd UE (Samsung) Zu U Wd bOL d bd d s q w d rEM b U d q w d u V
UOdJ d q q d
-
7/29/2019 Airconditioning Refrigration Both G11 P2
79/234
wzUM bd UE Ud u
bOL bd d q q WOU d bd sJL qI qJA d q bd V W
v qB W M WOzUdNJ WUD N w U UOdJ d Wb rJ r UdOG Ud iH M ZO{ u ju{ b V Z Wc_ vK WE UL r YO bd d q WsO WDO WKdL b b WKN UNKF d W bM
bd bOL
e r wzUM bd
s UI s UNFM d v d
Wc_ vK WE UL d bd d w W UNOK WE UL d v Wud UI
UN UH v R UL b
b WK
WO WK_ vK
WUF U s q WOdJ U UNK d Wb rJ w UF b d W b wzUM bd
W UNu w WOzUdNJ WOJOUJOLWUF
wzUM bd UE qJA
-
7/29/2019 Airconditioning Refrigration Both G11 P2
80/234
bL Wc_ kH p U VU WOeMdDM WHK UJ UC UN WHK UQb c
Vertical Freezers WOd bL*
bd dz
fH s?? bLL w?? bd jUC WOeML W wnHL d L dFA ubOK W r WO U{ nbLL sO qJA UO Ub
wd
bL* q uN WduJ wd bLL qu ULbO qJA UWD L u d qLF hL YOse eO u V eO q?? s ?? ? u?
d WdL WDu d d l b r s bd bLL q uu q eOWOzUdNJ dz
w WMOL e??_ s UO bOK W?? tO r ? uJ UO bOK W UNO r w W w W
w bL qJA
WOeM* bL*
-
7/29/2019 Airconditioning Refrigration Both G11 P2
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wd bLLK WOzUdNJ dzb qJA
bLL UBUBL UH
s L UudObLL Wd
jU{tOKud nJL Wd
s LW?? XRbOK
UudO
Chest Freezers WObMB bL*UQ lMB wKBH UD t bM s qJA wUL bLL bMB WOU WOHK WOU_ UHJ b WHK
bLL s uM c w d L VOUQ bOL d s ZK WI pL be UbM Ub bLL bMB wWu u ud tOKd jUC d U rE
wu vK
wI bL qJA
-
7/29/2019 Airconditioning Refrigration Both G11 P2
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b WK
WO UdH qL
UL WOeML bLL s
WO WOzUdNJ e_ vK w
u d L uJ WOI _ bL s bOK pL be UbM
-
7/29/2019 Airconditioning Refrigration Both G11 P2
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w UHO bd UO dO u U ? b rO WHK u??Q?? b?? ?U? ?F? ? wUL ?M? ?L? ?u b sO qJA
UL d
bd dz e
WO e_ s UL d w bd
dFA u_ d L nJLWDu b cN rJ
UudO
U* dz
WO d UMF vK u% U* bd WuL u W v r I
UL e u WuK d Lu d L VOU nK uMWDu X UOL e ww sO u UL UL e bWJ s UI ULK qb uBK jG{ iH tOK Vd dA WOKLF VUML
s e q bu bO jGC qLF c dA d U rEML WU W
U d qJA
UL d e qJA
rJ iI eUUL ndB
UL uI VUML jGC bUL jG{ rEM
b UL
UL bB
UO* d
-
7/29/2019 Airconditioning Refrigration Both G11 P2
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qJA w sO u UL UL nK wU tD vK nK U s WuLL c Vd WOJO U l{ od s Uu q ULr YO qJA w sO u UL Uu u
dA UO uMB qBL Uu s
UL U u tuK d L VOU qJAUL nK VOU l WKb d L
d L
ULbbL
nJLjUC
jV
UL WOHM
UL WMOM
jUC
UudO
wzUdN bB
UL ULqb
bOB
dK
nJL
d F
A u
_
dAK uMd Uu
Ud
jG{ rEMd LlLL
wzb d*dL w U ndBu nK YO dLv qqJA UL U UL nd
UL d UH Ud UU* d* WOzUdNJ d
qJA w?? UL dLK WOzUWd d d U rEM bze qL lU
b nJL
tOKjU{ud
Uud
UL dL WOzUdNJ dzb qJA
-
7/29/2019 Airconditioning Refrigration Both G11 P2
85/234
b WK
WO WK_ vK
rEM UudO uu jUC d s bOK Wbd U v UNu q UL bd
w u W UN UL
-
7/29/2019 Airconditioning Refrigration Both G11 P2
86/234
YO s WOeML U ULF bM UNUbd u vK WE UL
W w WJKN * WOzUdNJ WU pKzU UUO VUML W
u c uM s W XU S bd dQ r tUL qB UbM Ub bOK WS r bO
qOKI p U ` s s qOKI UJ b b W U `W s U uN
OK d v dE W q dbO WU U u d
vK U nUJ _ W q d K WKU t WO U{ WU v WU
fLA WF_ WKUI d b Vu s q_ vK r UNu uN
vK s nK s UNU fO W q bLL
WUML d W vK WOUF UHJ W d
U
-
7/29/2019 Airconditioning Refrigration Both G11 P2
87/234
bu WK
WOeML U w Wb LVd s lLL WHO
W b e w Wb LWDO WOeML W
d W rEM Ub UNO bOK W r w WO
WK U oK u nUJ s WZK WUM UN U
ZK WUM UN qL WZK W
WUF WdL W s WOdJwzUM bd UE
W w WOzUdNJ WUD N
-
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b????????u
bd WLEWU
U bd w WKLF L WLE_ nK UMbd U
vK U `B u bu c U WU bd WLE_ WO OzdWU bd WLE_ bU L
WDO WU bd WLbOK W d sO e
WU bd b w bd
-
7/29/2019 Airconditioning Refrigration Both G11 P2
89/234
u UM weML bd b vK X dF WOwUMB U sOU
U bd ULF
WU ; U WKLF L WU U
qJA w ULWOUe WU uK kH W UC kH W
edH U
bOL bd U
d W V u b v dHB u d W dHB X d W bO
ld bd bd U
bd e qJA d W
WU bd WLE
-
7/29/2019 Airconditioning Refrigration Both G11 P2
90/234
w bd U qLF uK kH
d uL uK tuH UC
U bd bu WOJOUJO* e_ lOL
bU L e_ pc WO Ozd WOJOUJOLqJAU
dOJ eN_ b dO WOeML bd
p VKD WOeML eN_ w qLF L l WrOEM rJ WU bd bu WO Ozd e
s uJ bd bu WuJL WO O Compressors juC Condensers UHJL UOUEvaperator
d L UU(Expansion valves) bL UULUFbU * eN UOU dD u WIU bu w BH Ud UMUM
d bbL UL
nKL UL
d bbL UL
nKL UL
Ud WUnHL
qzU ejUC
nJLu b UL
Xe q U
j G C rE M
j G {
rE M
o d L b M
d rEM
+5c
d L
-20c
d L
d rE M
dO jG{ rEM
U bd w Wb WOJOUJO dz
-
7/29/2019 Airconditioning Refrigration Both G11 P2
91/234
U bd bu(Accessories) bU * eN_ nJL jUC WOU_ bd WLE UuJ
wK U UNM d L
U WA u: (M u f f l e r ) ZOC nH UB vK qLF UO w b LUGbM bd jO U o b s WUUN UL s d jUCqLF YO dD w lu WO tUEM VOU dF b w e
sU UG j vK ZOC nH Vdd JKtK w Vd rJL jUC WU w U qJA w ULjUC s UJ d w
bd jO U WeLL Xe WOL qB vK qLF UN: (Oil Separator) Xe q U jUC bM v bOF bd UE qL UM w sUd jUC s UJ d w sU UG j d
qJA w sO UL jUC bM v d
q UH v qbO jUC s sU bd jO s Xe tO qBHM tU s dL eUU tF Uv d O eU s U o b sO w tKHs bdK Xe q U idF b vd Xe q U VOduJL qzU s r U w V tO UL U u nJL Wd
nKK jUC idF jUC
Xe q U qJA
Xe q U
jUC
ZOC nH qJA
ZOC nH
jUC
-
7/29/2019 Airconditioning Refrigration Both G11 P2
92/234
UL tU nJL qH w UU Vd jO U s :(Liquid Receiver) qzU e vK qLFO UbL UQL qLF w bd WLE w b
qL UBI U U w tb WU
b WUOB ULQ UOI bM qzU
bb s tM tGdH s
d L v qzU qJA bd jO
wI d uL qzU e qJA
bd jO dbd jO u
WHH U vK qJA w sOL nHL u :(Filter- Drier) UHBL nHL
bd qzU WOIM WOHB vK nHL c qLF UL UNu b w WKB
qL vK qzU b YOnJL bF bd nHL VdU s d
UHBL nHL qJA
-
7/29/2019 Airconditioning Refrigration Both G11 P2
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Wud dR:(Sight Glass) Wd WU WMOL Wd UU b Moistre Indicator)
W dFL bd dz w dzb qzU j q bd jv UEM WU sO UWd WU XU YO b
UUI UM U ULMO bd jO Uebd jO WOL UBI vK p
WeLL Wud WOL V dRL u dOG YOd v Wd s uK nK Wd WU
U qzU o b w rJO qLF UN s U u : (Solenoid Valve) nKL UL Vd UL d L v bd qzU o b rJO qzU j wbd WLE w UEM s UNCF eF d L
sOHK d wb qLFbM ULB ` vK qLF UO OUMG U b
qJA w sO ULtO wzUdNJ
nK UL qJA
`L O qJA w sOL ULB c rL :(Non Return Valve) ud b UL w ULB c Vd U UU o b UU jI b U Vd UL qLF s UEM nu UM w jUC v bd
Wud dR Ud WU qJA
-
7/29/2019 Airconditioning Refrigration Both G11 P2
94/234
nu UM w uGC UF lMLO sOHK L dqLF s UEM
ud b UL qJA
ud b UL
d L
jUCUM
( Evaporator Pressure Regulator) d L jG{ rEM Back) ld jGC iH ML jGC ru qJA w sOL(Pressure Regulator d L w WU d W XUbM U Vd V jG{ UHV j vK Vd d s d qGAULF WU w d d_d L
sOHK d w
: (Suction Accumulator ) UB j lL
v V j s bd qzU UO WO nK s jUULC WuKF tN td qB bd qzU tO lL jOj l wuU q u dOG nK t jO b jUC v WH e b V j s tO qb bd qzU dw sO ULXeK bOB tFOD bF t_ jUC v tO lLL Xe
qJA
d L jG{ rEM qJA
-
7/29/2019 Airconditioning Refrigration Both G11 P2
95/234
V j lL qJA
U bN U bd WLE w d UL(Heat exchange)
d UL s U bd jO sO r bL UL v qb bUL qLF c UEM UL qJA w sO
dO s d UEM WF U
iOuU WOL qOhK rO d bL UL ULF bM bd j
jUC v ld qzU bd
d UL qJA
l b j
V jV j lL l d U
sOL o dL bM jG{ rEM (Crankcase Pressure regulator) o dL bM jG{ ULEM U s jUC d WUu rEML c uI jUC
ZKW d bF WKu u d bF p
-
7/29/2019 Airconditioning Refrigration Both G11 P2
96/234
o dL bM jG{ rEM qJA
s L c bu qJA w sOL: (Crankcase Heater) jUC o d bM s rJ d jUC o d bMB wU `D u uHL d jUC o d bM q w t U nud w o dL bM w bd qzU rd lML UN s
qLF s jUC n
jUC o d bM s qJA
bd UEM wUF jGCU rJ UN u qJA : (Water Valve) UL UL v WKb UL WOL VUMO wzUL nJL w WqI jGC qI UbM d qJA ULB `H jGC e U
UL o b
UL u UL qJA
-
7/29/2019 Airconditioning Refrigration Both G11 P2
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UHL c qLF : (Oil Safety Swich) Xe U UH Xe W C jG{ UH s jUC WvK u w Wd juC vKq v Xe jG{ WK qO u r YO v wU u_ qO u r Xe Wbu `L YO qJA w ULW CLK UN s `L dOB dHXe W C b b WU w XuI Xe jG{ suJ vK jUC w
qLF s jUC qBH Xe
qLF : (Pressure Controls) jGC ULEM OUH jG{ w dOJ UH s WUuK jUL jUCK dD jG{ w bze UHJL d UI b U iF
uNU Ubd r (Low Pressure Control LPC) iH ML jGC rEM UH
qJA w?? sOL iH ML jGjG{ UH WU w jUC UI s
jGC UH U s t uL L bd b w bd jO W
bd b VOU d L VOU u UL
wzUdN UL WDu W WO d L UH qOGA jG{ U
dO jG{ vK UL iH ML(High Pressure Control HPC ) wUF jGC rEM UH
jUC UI s p WUL WKOu
iH M jG{ rEM qJA
Xe U UH qJA
V j
Xe W C
-
7/29/2019 Airconditioning Refrigration Both G11 P2
98/234
jGC UH U s t uL LwzuN nJLK dL wzUL nJLK dL U
bd b VOU w
wU jG{ rEM qJA
qOL sJL nJL d UI qOGA s n WOU WUFL s w
UH UI jG{ qOGAnOOJ d W vK UI jG{ vK uBK d
Dual Pressure Cut out wzUM jGC rEM UH b WFD w UF wUF iH ML jGC UH sO
jI WUL UN
iH M U jG{ rEM qJA
-
7/29/2019 Airconditioning Refrigration Both G11 P2
99/234
b WK
WO qL w dH
WU L w WKLF L
w
qzU e nzU s
? U bd b w Wd
-
7/29/2019 Airconditioning Refrigration Both G11 P2
100/234
uJ YO bd b e w bd jO qIMtU t U t u s rdU UU UU UNUuJ s U
U qz
VOU_ WJ bbL WOU U
V UH c U u UNO jG{ UH va UUM u V bd jO
w bd WLE w W U UEM w tWd juC q
jUC v ubU qzU bd qJA w UL UNO Xe lL s U d X uO u suJ
U{ UM qJA
U{ UM
UB d{ v W U{ UNd U dOGUL UM WOUD bu vK U jUC
qJA w ULV
bLU `L VOU WJ qJA
WDO WU bd WLE VO
-
7/29/2019 Airconditioning Refrigration Both G11 P2
101/234
UH w bd UE VOU bbL bM Ubd UEM UDD qJA sO hKI
U c iF
ud b UL
nJL
qzU eWd WU
jUC
ZOC nH d L bOBLnHL
d bL UL uJFL UM dD j
w e L l d
WU bd b w VOU_ qJA
(Suction Line) V j WOU u_ Ud VKsJL U q tO jGC UH
q X UEM qL UM w jUC v bd wK U qLF b_ c oOI
vK v qL Xe l d WOd VOU_ w (Suction Riser ) V uD l s qI YO jOu c Wd vK WE UL VKW U dOG v_ Ub w WuKDL Wd dOW U b s V uD l UO r u
bd qzU b qON q qLF(Sump) XeK lL V j l qH wcN `L lLL c t d bL UL WKU bd d Wb UN s U{u hLL
qJA w UL dWF uJ UbM:(Reduced Suction Risers) dOGB UD_ V w UL V j w lO dD l qLF jUC
-
7/29/2019 Airconditioning Refrigration Both G11 P2
102/234
UJ bI uJ jUC v XeK WUM r c dD dGB dE UF V j l w UJ
UJ s WUM U
lO d V j l qJA V j
UB j l
bOB
d
d b L U L
UB j l lO d j
bOB
d
b L U L
d
UEM WF w dOG uJ UbM:(Double Suction Risers) WeL V uD l v bM jUC v Xe U U dD We l Vd pc V j jG{ w uI UbOF YO Uu qJA w UL eL(a) lO d u_ dD ufO U uJO(b) wU u_ dD U jUCK v_
jGC UH uJ YO Uu (a) u_ dD s d dDUbMF XeK bOB eL l d sO U vB_ qL bM sOu_(b) l d u oKG v UOb XeU bOtF Xe qL WO U td uJ jI(a) l d u w bd jO U
jUC v tM wI _ w Ozd
eL V j l qJA
bOBL d
b L U L
eL l d
bOBL
-
7/29/2019 Airconditioning Refrigration Both G11 P2
103/234
ULNUB q vK_ v UOMM e* l d wqLF c qU) l d u v Xe UO
wze' qL( bM UEM
u fHM jUC uJ UbM : (Suction Line Loop) V j w uJFL UM
wMM r d L `D u s vK V j l qLFbM jUC v d L s bd qzU UO lM
qJA w UL UEM
V j w uJFL UM qJA
d L
bOBL
jUC
uJFL UM
d
b L U L B
uJFL UM s UMG sJL:( Pump Down Control)
wd aC rJ eN
WIdD c r qJA w W{uL wdqqzU j w nK UL VOdUOzUdN q u d bLUbMF d W rEMbd dL UJL d W
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