221
Outdoor pipe dimension
Oil equalization pipe connection
The pipe “a, b, c, d” should be conrmed as per the below table.
Note: When the single pipe length is over 90m, the above pipe should be enlarged as the former information.
Total outdoor capacity before the gather pipe (kW)
Liquid pipe(a,c) (mm)
Gas pipe(b,d) (mm)
~62.0
62.0~96.0
96.0~101.0
Over 101.0
12.7
15.88
15.88
19.05
28.58
31.8
38.1
38.1
16~24HP
16~24HP
26~36HP
26~36HP
Max. length Pipe in above gure
Single way total pipe length
300
L1+L2+ L3+ L4+ L5+ L6+ L7+L8+ L9+ L10+
L11+ L12+ L13+ L14+ L15
Single way max. pipe equivalent length 150 L1+ L3+ L5+ L7+ L14+ L13
Max. pipe length after 1st branch pipe 40 L7+L13+L14
Main pipe equivalent length 110 L5
Height difference between indoors 15 --
Height difference between outdoors 5 --
Liquid pipe
Gas pipe
a
b
Liquid pipe
Gas pipe
a
c
b
d
Oil equalization pipe Ø9.52mm Oil equalization pipe Ø9.52mm
T-shape pipe
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