Table 5.4 Refrigerant Pipe System&Additional Refrigerant Quantity
Outdoor Unit
Oil Trap is recommended
at every 30meters lift
System
Item
Example of system
Base on the connection of the one outdoor
Max.Pipe Length
Max. Length of econcmic pipe Lt
Total Length of pipe
Max.height
between Outdoor
and Indoor Unit
Situation that position of outdoor
Max.height difference between all indoor
units or the indoor unit and multi-Kit
Max.Pipe Length
between Branch
Pipe and Indoor
Choose Branch
Pipe
From "a" Branch Pipe to
Indoor of Max. Distance
From every Branch Pipe
to Indoor of connecting
this system is calculted
in the following formula.
Total refrigerant charge
of
thereinto
Total Liquid
Length
Total Liquid
Total Liquid
Total Liquid
Length
Liquid
Pipe
Total
with
<Example>
Symbol
Mark
Size
Line Branch System
RAS-4 6FSVN1Q
~
RAS-5 6FSYN1Q
~
RAS-5FSVN1Q
unit and six indoor units as example.
The pipes should be provided at site.
difference
unit is higher than that of
indoor unit
Situation that position of indoor
unit is higher than that of
outdoor unit
