26
7HFKQLFDO,QIRUPDWLRQ
Service Manual
1. Starting estimation:
$IWHU WKH FRPSUHVVRU VWRSSHG ZRUNLQJ IRU V LI7
inner pipe
! >7
IUR]HQSUHYHQWLQJ IUHTXHQF\OLPLWHG WHPSHUDWXUH
WKH WHPSHUDWXUH RI K\VWHUHVLV LV ) @
WKHPDFKLQHLVRQO\DOORZHGWRVWDUWIRURSHUDWLQJRWKHUZLVHLWVKRXOGQRWEHVWDUWHGDQGVKRXOGEHVWRSSHGWRWUHDWDFFRUGLQJWRWKHIUR]HQ
SUHYHQWLQJSURWHFWLRQ&OHDUWKHWURXEOHXQGHUWKHPRGHRISRZHUWXUQRIIKHDWLQJDQGWKHSURWHFWLRQWLPHVDUHQRWFRXQWHG
2. Frequency limited
>7
IUR]HQSUHYHQWLQJ QRUPDO VSHHG IUHTXHQF\UHGXFLQJ WHPSHUDWXUH
@ >7
LQQHU SLSH 7 IUR]HQSUHYHQWLQJ IUHTXHQF\OLPLWHG WHPSHUDWXUH
@ \RX VKRXOG OLPLW WKH IUHTXHQF\ UDLVLQJ RI
compressor.
3. Reducing frequency at normal speed:
,I >7
IUR]HQSUHYHQWLQJ KLJK VSHHG IUHTXHQF\UHGXFLQJ WHPSHUDWXUH
@ >7
LQQHU SLSH 7 IUR]HQSUHYHQWLQJ QRUPDO VSHHG IUHTXHQF\UHGXFLQJ WHPSHUDWXUH
@ \RX VKRXOG DGMXVW WKH FRPSUHVVRU
IUHTXHQF\E\U]VWLOOWKHORZHUOLPLW
4. Reducing frequency at high speed:
,I>7
IUR]HQSUHYHQWLQJSRZHUWXUQRIIWHPSHUDWXUH
@7
inner pipe
>7
IUR]HQSUHYHQWLQJKLJKVSHHGIUHTXHQF\UHGXFLQJWHPSHUDWXUH
@\RXVKRXOGDGMXVWWKHFRPSUHVVRUIUHTXHQF\E\
U]VWLOOWKHORZHUOLPLW
5. Power turn-off:
,IWKH7
inner pipe
>7
IUR]HQSUHYHQWLQJSRZHUWXUQRIIWHPSHUDWXUH
@WKHQIUR]HQSUHYHQWLQJSURWHFWWRVWRSWKHPDFKLQH,I7>
IUR]HQSUHYHQWLQJIUHTXHQF\OLPLWHGWHPSHUDWXUH
]
<T
inner pipe
DQGWKHFRPSUHVVRUKDVVWRSSHGZRUNLQJIRUPLQXWHVWKHZKROHPDFKLQHVKRXOGEHDOORZHGWRRSHUDWH
,IWKHIUR]HQSUHYHQWLQJSURWHFWLRQSRZHUWXUQRIIFRQWLQXRXVO\RFFXUVIRUVL[WLPHVLWVKRXOGQRWEHUHVXPHGDXWRPDWLFDOO\DQG\RXVKRXOG
SUHVVWKH212))EXWWRQWRUHVXPHLIWKHIDXOWNHHSVRQ'XULQJWKHSURFHVVRIUXQQLQJLIWKHUXQQLQJ WLPHRIFRPSUHVVRUH[FHHGVWKHW
HYDSRUDWRUIUR]HQSUHYHQWLQJSURWHFWLRQWLPHV]HURFOHDULQJWLPHWKHWLPHVRIIUR]HQSUHYHQWLQJSRZHUWXUQRIIVKRXOGEHFOHDUHGWRUHFRXQW
7KHPRGHRIVWRSSLQJWKHPDFKLQHRUWUDQVIHUULQJWRVXSSO\DLUZLOOFOHDUWKHWURXEOHWLPHVLPPHGLDWHO\LIWKHWURXEOHFDQQRWEHUHVXPHG
mode transferring will not clear it).
(5) Overload protection function
2YHUORDGSURWHFWLRQIXQFWLRQDWWKHPRGHRI&RROLQJDQGGHKXPLGLI\LQJ
1. Starting estimation:
$IWHUWKHFRPSUHVVRUVWRSSHGZRUNLQJIRUVLI7
RXWHUSLSH
>7
&RROLQJRYHUORDGIUHTXHQF\OLPLWHGWHPSHUDWXUH
@WKHWHPSHUDWXUHRIK\VWHUHVLVLV)WKH
PDFKLQHLVDOORZHGWRVWDUWRWKHUZLVHLWVKRXOGQRWEHVWDUWHGDQGVKRXOGEHVWRSSHGWRWUHDWDFFRUGLQJWRWKHRYHUORDGSURWHFWLRQ&OHDUWKH
WURXEOHDWWKHPRGHRISRZHUWXUQRIIKHDWLQJDQGWKHSURWHFWLRQWLPHVDUHQRWFRXQWHG
2. Frequency limited
,I >7
&RROLQJ RYHUORDG IUHTXHQF\OLPLWHG WHPSHUDWXUH
@ >7
RXWHU SLSH 7 &RROLQJ RYHUORDG IUHTXHQF\ UHGXFLQJ WHPSHUDWXUH DW QRUPDO VSHHG
@ \RX VKRXOG OLPLW WKH IUHTXHQF\ UDLVLQJ RI
compressor.
3. Reducing frequency at normal speed and power turn-off:
,I>7
&RROLQJRYHUORDGIUHTXHQF\UHGXFLQJWHPSHUDWXUHDWKLJKVSHHG
@7
RXWHUSLSH
>7
&RROLQJRYHUORDGSRZHUWXUQRIIWHPSHUDWXUH
@\RXVKRXOGDGMXVWWKHFRPSUHVVRUIUHTXHQF\
E\U]VWLOOWKHORZHUOLPLW$IWHULWZDVUXQQLQJVDWWKHORZHUOLPLWLI>7
&RROLQJRYHUORDGIUHTXHQF\UHGXFLQJWHPSHUDWXUHDWQRUPDOVSHHG
@7
RXWHUSLSH
,
WKHQ&RROLQJRYHUORDGSURWHFWVPDFKLQHVWRSSLQJ
4. Reducing frequency at high speed and stop machine:
,I>7
&RROLQJRYHUORDGIUHTXHQF\UHGXFLQJWHPSHUDWXUHDWKLJKVSHHG
@7
RXWHUSLSH
>7
&RROLQJRYHUORDGSRZHUWXUQRIIWHPSHUDWXUH
@\RXVKRXOGDGMXVWWKHFRPSUHVVRUIUHTXHQF\E\
U]VWLOOWKHORZHUOLPLW$IWHULWZDVUXQQLQJVDWWKHORZHUOLPLWLI>7
&RROLQJRYHUORDGIUHTXHQF\UHGXFLQJWHPSHUDWXUHDWQRUPDOVSHHG
@>7
RXWHUSLSH@
,
WKHQ&RROLQJRYHUORDGSURWHFWVPDFKLQHVWRSSLQJ
5. Power turn-off:
,I WKH >7
&RROLQJ RYHUORDG SRZHU WXUQRII WHPSHUDWXUH
@ 7
RXWHU SLSH
WKHQ &RROLQJ RYHUORDG SURWHFWV PDFKLQH VWRSSLQJ ,I >7
RXWHU SLSH
@>7
&RROLQJ RYHUORDG IUHTXHQF\OLPLWHG
WHPSHUDWXUH
@DQGWKHFRPSUHVVRUKDVEHHQVWRSSHGZRUNLQJIRUPLQXWHVWKHPDFKLQHVKRXOGEHDOORZHGWRRSHUDWH
,IWKH&RROLQJRYHUORDGSURWHFWLRQSRZHUWXUQRIIFRQWLQXRXVO\RFFXUVIRUVL[WLPHVLWVKRXOGQRWEHUHVXPHGDXWRPDWLFDOO\DQG\RXVKRXOG
SUHVVWKH212))EXWWRQWRUHVXPHLIWKHIDXOWNHHSVRQ'XULQJWKHSURFHVVRIUXQQLQJLIWKHUXQQLQJ WLPHRIFRPSUHVVRUH[FHHGVWKHW
RYHUORDG SURWHFWLRQ WLPHV ]HUR FOHDULQJ WLPH WKH WLPHV RI RYHUORDG SURWHFWLRQ SRZHU WXUQRII VKRXOG EH FOHDUHG WR UHFRXQW 7KH PRGH RI
VWRSSLQJ WKH PDFKLQH RU WUDQVIHUULQJ WR VXSSO\ DLU ZLOO FOHDU WKH WURXEOH WLPHV LPPHGLDWHO\ LI WKH WURXEOH FDQ QRW EH UHVXPHG WUDQVIHUULQJ
mode will not clear it).
Overload protection function at the mode of heating
Starting estimation :
$IWHU WKH FRPSUHVVRU VWRSSHG ZRUNLQJ IRU V LI 7 LQQHU SLSH 7 KHDWLQJ RYHUORDG IUHTXHQF\OLPLWHG WHPSHUDWXUH WKH WHPSHUDWXUH RI
K\VWHUHVLVLV)WKHPDFKLQHLVDOORZHGWRVWDUWRWKHUZLVHLWVKRXOGQRWEHVWDUWHGDQGVKRXOGEHVWRSSHGWRWUHDWDFFRUGLQJWRWKH
RYHUORDGSURWHFWLRQ
&OHDUWKHWURXEOHDWWKHPRGHRISRZHUWXUQRIIKHDWLQJDQGWKHSURWHFWLRQWLPHVDUHQRWFRXQWHG
