
30
1. Standard length of connection pipe
ƔPPP
4. The additional refrigerant oil and refrigerant charging required after prolonging
connection pipe
Ɣ $IWHUWKHOHQJWKRIFRQQHFWLRQSLSHLVSURORQJHGIRUPDWWKHEDVLVRI
VWDQGDUGOHQJWK\RXVKRXOGDGGPORIUHIULJHUDQWRLOIRUHDFKDGGLWLRQDOP
of connection pipe.
Ɣ
The calculation
P
ethod of additional refrigerant charging
DPRX
nt (on the
EDV
is
of liquid pipe):
$GGLWLRQDOUHIULJHUDQWFKDUJLQJDPRXQW SURORQJHGOHQJWKRIOLTXLGSLSHî
DGGLWLRQDOUHIULJHUDQWFKDUJLQJDPRXQWSHUPHWHU
Cooling
FDSDFLW\
Cooling
FDSDFLW\
%WXK
:
%WXK
:
%WXK
:
%WXK
:
%WXK
:
%WXK
:
%WXK
:
%WXK
:
%WXK
:
%WXK
:
Max height
difference
Max height
difference
Max length
of connec-
tion pipe
Max length
of connec-
tion pipe
10
30
10
30
20
20
30
10
20
30
10
20
2.
0LQOHQJWKRIFRQQHFWLRQSLSHLVP
3.
0D[OHQJWKRIFRQQHFWLRQSLSHDQGPD[KLJKGL
fference.
Ɣ%DVLQJRQWKHOHQJWKRIVWDQGDUGSLSHDGGUHIULJHUDQWDFFRUGLQJWRWKH
UHTXLUHPHQWDVVKRZQLQWKHWDEOH7KHDGGLWLRQDOUHIULJHUDQWFKDUJLQJDPRXQW
SHUPHWHULVGL
f
IHUHQWDFFRUGLQJWRWKHGLDPHWHURIOLTXLGSLSH6HHWKH
IROORZLQJVKHHW
Configuration of connection pipe