Gree GWC24QE-D3DNA1D User Manual

28
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Service Manual
(6)Voltage sag protection
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6DJJLQJSURWHFWLRQYROWDJH
@LVPHDVXUHGWREHOHVVWKDQW9ROWDJHVDJSURWHFWLRQWLPH
WKHPDFKLQHVKRXOGEHVWRSDWRQFHKDQGRQWKHYROWDJHVDJWURXEOHUHERRWDXWRPDWLFDOO\DIWHUPLQXWHV
(7)Communication fault
:KHQ\RXKDYHQRWUHFHLYHGDQ\FRUUHFWVLJQDOIURPWKHLQQHUPDFKLQHLQWKUHHPLQXWHVWKHPDFKLQHZLOOVWRSIRUFRPPXQLFDWLRQIDXOW:KHQ
\RXKDYHQRWUHFHLYHG DQ\FRUUHFWVLJQDOIURPGULYHU,&DLP WRWKHFRQWUROOHUIRUWKHVHSDUDWLQJRI PDLQFRQWURO,&DQGGULYHU ,&DQGWKH
PDFKLQHZLOOVWRSIRUFRPPXQLFDWLRQIDXOW,IWKHFRPPXQLFDWLRQLVUHVXPHGWKHPDFKLQHZLOOEHDOORZHGWRRSHUDWH
(8)Module protection
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SURWHFWLRQLPPHGLDWHO\,IWKHPRGXOH SURWHFWLRQ LVUHVXPHGWKHPDFKLQH ZLOOEHDOORZHGWRRSHUDWH ,IWKHPRGXOHSURWHFWLRQ FRQWLQXRXVO\
RFFXUVIRUWKUHHWLPHVLWVKRXOGQRWEHUHVXPHGDXWRPDWLFDOO\DQG\RXVKRXOGSUHVVWKH212))EXWWRQWRUHVXPH,IWKHUXQQLQJWLPHRI
FRPSUHVVRUH[FHHGVWKH>W
3URWHFWLRQWLPHVFOHDULQJRIPRGXOH
@WKHPRGXOHSURWHFWLRQLVFOHDUHGWRUHFRXQW
(9)Module overheating protection
1. Starting estimation:
$IWHU WKH FRPSUHVVRU VWRSSHG ZRUNLQJ IRU V LI 7
0RGXOH
>7
0RGXOH IUHTXHQF\OLPLWHGWHPSHUDWXUH
@WKH WHPSHUDWXUH RI K\VWHUHVLV LV )  WKH PDFKLQH
LVDOORZHGWRVWDUWRWKHUZLVHLWVKRXOGQRWEHVWDUWHGDQGVKRXOGEHVWRSSHG WRWUHDWDFFRUGLQJWRWKHPRGXOHRYHUKHDWLQJSURWHFWLRQ7KH
PDFKLQHVKRXOGEHVWRSSHGRUWUDQVIHUUHGWRVXSSO\DLUWKHWURXEOHVKRXOGEHFOHDUHGLPPHGLDWHO\DQGWKHSURWHFWLRQWLPHVDUHQRWFRXQWHG
2. Frequency limited
,I>7
/LPLWHGIUHTXHQF\WHPSHUDWXUHRIPRGXOH
@7
0RGXOH
>7
IUHTXHQF\UHGXFLQJWHPSHUDWXUHDWQRUPDOVSHHGRIPRGXOH
@\RXVKRXOGOLPLWWKHIUHTXHQF\UDLVLQJRIFRPSUHVVRU
3. Reducing frequency at normal speed and power turn-off:
,I>7
IUHTXHQF\UHGXFLQJWHPSHUDWXUH DW QRUPDOVSHHGRI PRGXOH
@ 7
0RGXOH
>7
IUHTXHQF\UHGXFLQJWHPSHUDWXUH DW KLJKVSHHGRI PRGXOH
@\RXVKRXOGDGMXVWWKHFRPSUHVVRUIUHTXHQF\E\
UHGXFLQJ+]VWLOOWKHORZHUOLPLW$IWHULWZDVUXQQLQJVDWWKHORZHUOLPLWLI>7
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@70RGXOH\RXVKRXOG
VWRSWKHPDFKLQHIRUPRGXOHRYHUKHDWLQJSURWHFWLRQ
4. Reducing frequency at high speed and power turn-off:
,I>7
IUHTXHQF\UHGXFLQJWHPSHUDWXUHDWKLJKVSHHGRIPRGXOH
@7
0RGXOH
>7
3RZHUWXUQRIIWHPSHUDWXUHRIPRGXOH
@\RXVKRXOGDGMXVWWKHFRPSUHVVRUIUHTXHQF\E\UHGXFLQJ+]V
WLOOWKHORZHUOLPLW$IWHULWZDVUXQQLQJVDWWKHORZHUOLPLWLI>7
IUHTXHQF\UHGXFLQJWHPSHUDWXUHDWQRUPDOVSHHGRIPRGXOH
@7
0RGXOH
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PRGXOHRYHUKHDWLQJSURWHFWLRQ
5. Power turn-off:
,IWKH>7
3RZHUWXUQRIIWHPSHUDWXUHRIPRGXOH
@7
0RGXOH
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0RGXOH
>7
/LPLWHGIUHTXHQF\WHPSHUDWXUHRIPRGXOH
]
DQGWKHFRPSUHVVRUKDVEHHQVWRSSHGIRUPLQXWHVWKHPDFKLQHVKRXOGEHDOORZHGWRRSHUDWH
,ISURWHFWLRQFRQWLQXRXVO\RFFXUVIRUVL[WLPHVLWVKRXOGQRWEHUHVXPHGDXWRPDWLFDOO\DQG\RXVKRXOGSUHVVWKH212))EXWWRQWRUHVXPH
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3URWHFWLRQWLPHVFOHDULQJRIPRGXOH
@WKHGLVFKDUJHSURWHFWLRQLVFOHDUHG
WR UHFRXQW 6WRSSHG RU WUDQVIHUUHG WR VXSSO\ DLU PRGH ZLOO FOHDU WKH WURXEOH WLPHV LPPHGLDWHO\ LI WKH WURXEOH FDQ QRW EH UHVXPHG PRGH
transferring also will not clear it).
(10)Compressor overloads protection
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DOORZHGWR RSHUDWH DIWHU RYHUORDGSURWHFWLRQZDVPHDVXUHGWR UHVXPH ,I WKHRYHUORDGLQJSURWHFWLRQFRQWLQXRXVO\RFFXUV IRU WKUHHWLPHVLW
VKRXOGQRWEHUHVXPHGDXWRPDWLFDOO\DQG\RXVKRXOGSUHVVWKH212))EXWWRQWRUHVXPH7KHSURWHFWLRQWLPHVRIFRPSUHVVRULVDOORZHGWR
FOHDUDIWHUWKHFRPSUHVVRUUXQ>W
3URWHFWLRQWLPHVFOHDULQJRIFRPSUHVVRURYHUORDGLQJ
@PLQXWHV
(11)Phase current overcurrent protection of compressor
'XULQJWKHUXQQLQJSURFHVVRIFRPSUHVVRU\RXFRXOGPHDVXUHWKHSKDVHFXUUHQWRIWKHFRPSUHVVRUDQGFRQWUROLWDFFRUGLQJWRWKHIROORZLQJ
steps:
1. Frequency limited
,I>,
/LPLWHGIUHTXHQF\SKDVHFXUUHQW
@>,
3KDVHFXUUHQW7IUHTXHQF\UHGXFLQJSKDVHFXUUHQW
@\RXVKRXOGOLPLWWKHIUHTXHQF\UDLVLQJRIFRPSUHVVRU
2. Reducing Frequency
,I>,
)UHTXHQF\5HGXFLQJ3KDVH&XUUHQW
@,3KDVH&XUUHQW>,
3RZHU7XUQ2II3KDVH&XUUHQW
@WKHFRPSUHVVRUVKDOOFRQWLQXHWRUHGXFHIUHTXHQF\WLOOWKHORZHVWIUHTXHQF\
OLPLWRURXWRIWKHFRQGLWLRQRIUHGXFLQJIUHTXHQF\
3. Power turn-off
,I>,
3KDVH&XUUHQW
@>,
3RZHU7XUQ2II3KDVH&XUUHQW
@WKHFRPSUHVVRUSKDVHFXUUHQWVKDOOVWRSZRUNLQJIRURYHUFXUUHQWSURWHFWLRQLI>,
3KDVH&XUUHQW
@>,
)UHTXHQF\5HGXFLQJ
3KDVH&XUUHQW
@DQGWKHFRPSUHVVRUKDYHVWRSSHGZRUNLQJIRUPLQWKHPDFKLQHVKDOOEHDOORZHGWRRSHUDWH
,IWKHRYHUFXUUHQWSURWHFWLRQRIFRPSUHVVRUSKDVHFXUUHQWFRQWLQXRXVO\RFFXUVIRUVL[WLPHVLWVKRXOGQRWEHUHVXPHGDXWRPDWLFDOO\DQG
\RXVKRXOGSUHVVWKH212))EXWWRQWRUHVXPH'XULQJWKHSURFHVVRIUXQQLQJLIWKHUXQQLQJWLPHRIFRPSUHVVRUH[FHHGVWKH>W
Clearing Time of
&RPSUHVVRU3KDVH&XUUHQW7LPHV
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Gree GWC24QE-D3DNA1D Specifications

General

Brand	Gree
Model	GWC24QE-D3DNA1D
Category	Air Conditioner
Language	English