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ENGLISH
Size of the pipe between branch joints (B)
Select the pipe size according to the sum of indoor unit capacity which will be connected after the branch.
࢜
However, if the size of the pipe between branch joints (B) is bigger than the size of the pipe connected to
the outdoor unit (A), apply the pipe size (A).
Branch pipe length within 45m Branch pipe length between 45~90m
Liquid pipe
(mm)
Low pressure
gas pipe(mm)
High pressure
gas pipe(mm)
Liquid
pipe(mm)
Low pressure
gas pipe(mm)
High pressure
gas pipe(mm)
15.0 kW and below
Ø 9.52
Ø 15.88
Ø 15.88
Ø 12.70
Ø 19.05
Ø 15.88
ߣߧߣǮߤߤߦǮ Ø 19.05 Ø 22.22
ߤߤߧǮߤߪߣǮ Ø 22.22
Ø 19.05
Ø 25.40
note1)
Ø 19.05
ߤߪߤǮߥߥߨǮ
Ø 12.70
Ø 28.58
Ø 15.88
Ø 28.58
ߥߥߩǮߦߢߢǮ
Ø 22.22 Ø 22.22ߦߢߣǮߦߧߢǮ
Ø 31.75
note2)
ߦߧߣǮߧߢߦǮ
Ø 15.88 Ø 19.05ߧߢߧǮߨߥߥǮ
Ø 28.58 Ø 28.58ߨߥߦǮߩߢߥǮ
Ø 34.92 Ø 38.10
note3)
ߩߢߦǮ߫ߪߦǮ
Ø 19.05 Ø 22.22߫ߪߧǮߣߥߧߤǮ
Ø 41.28 Ø 34.92
Ø 41.28
Ø 34.92
ߣߥߧߥǮߣߨ߫ߢǮ
Ø 53.98
Over 169.0 kW Ø 22.22 Ø 53.98 Ø 41.28 Ø 25.40
note1)
Ø 41.28
Note1) If Ø 25.40 pipe is not available on site, use Ø 28.58 pipe.
Note2) If Ø 31.75 pipe is not available on site, use Ø 34.92 pipe.
Note3) If Ø 38.10 pipe is not available on site, use Ø 41.28 pipe
Size of the pipe between the branch joint and the indoor unit
Make a selection according to outdoor unit capacity.
Indoor unit capacity (kW)
ťΧʪϑіʪ࣑ĮU࣒
Liquid pipe Gas pipe
ߨߢǮɇʒɵʪͱи Ø 6.35 Ø 12.70
ߨߣǮߣߨߢǮ Ø 9.52 Ø 15.88
ߣߨߣǮߤߥߢǮ Ø 9.52 Ø 19.05
ĮЭʪθߤߥߢǮ Ø 9.52 Ø 22.22