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Table 5.4 Refrigerant Pipe System&Additional Refrigerant Quantity
Item
Example
One outdoor unit joint six indoor units,
pipe materials are acquired from local
Max.Saving Length Lt
Total Pipe Lentth
Max.Pipe Length
Outdoor is Higher than
High Distance
Indoor Unit
between Outdoor
Indoor is Higher than
and Indoor Unit
Outdoor Unit
Max.High Distance betwen Indoor and
Indoor or
Indoor and Branch Pipe
From "a" Branch Pipe to
Max.Pipe Length
Indoor of Max. Distance
between Branch
From every Branch Pipe
Pipe and Indoor
to Indoor of connecting
Choose Branch
Pipe(KBtu/h)
Total refrigerant charge
of
this system is calculted
in the following formula.
thereinto
Total Liquid
Total Liquid
Length
Total Liquid
Total Liquid
Length
System
Outdoor Unit
38 54
~
<Example>
Liquid
Pipe
Total
Branch pipe for Line Branch
Oil Trap is recommended
at every 10meters lift
with
AVW-54UCSC
Symbol
Model
Length
10
HFQ-052F
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