Haier MRV II AV08NMVERA Installation Manual page 24

61.5KW
68.0KW
73.0KW
80.0KW
85.0 KW
90.0 KW
96.0 KW
101.0KW
106.5KW
113.0KW
118.0KW
123.5KW
130.0 KW
135.0KW
Note: When the distance from outdoor to the longest indoor is over 90m, the main pipe
diameter should be enlarged.
d. Pipe "d" diameter (between gather pipes)
Total outdoor capacity
before the gather pipe
~68.0KW
69.0～96.0KW
97.0KW~
e. Pipe "e" diameter (between outdoor and the gather pipe)
outdoor capacity
8HP
10HP
12, 14 HP
16HP
Copper pipe selection:
hardness softness
Outer
φ6.35 φ9.52
diameter
Min.
0.8 0.8
thickness
Note: If the copper pipe with outer diameter φ19.05 is coil pipe, the thickness should be
over 1.1.
φ28.58 φ15.88
φ28.58 φ15.88
φ31.8 φ19.05
φ31.8 φ19.05
φ31.8 φ19.05
φ31.8 φ19.05
φ31.8 φ19.05
φ38.1 φ19.05
φ38.1 φ19.05
φ38.1 φ19.05
φ38.1 φ19.05
φ38.1 φ19.05
φ38.1 φ19.05
φ38.1 φ19.05
Liquid pipe (a, c)
φ15.88
φ19.05
φ19.05
Gas pipe
φ19.05
φ22.2
φ25.4
φ28.58
φ12.7 φ15.88 φ19.05
1.0 1.0 1.0
φ31.8
φ31.8
φ38.1
φ38.1
φ38.1
φ38.1
φ38.1
φ38.1
φ38.1
φ38.1
φ38.1
φ38.1
φ38.1
φ38.1
Gas pipe (b, d)
φ28.58
Φ31.8
Φ38.1
Liquid pipe Oil equalization pipe
φ9.52
φ12.7
φ12.7
Half-hardness
φ22.2 φ25.4 φ28.58
1.1 1.2 1.4
24
φ15.88
φ15.88
φ19.05
φ19.05
φ19.05
φ19.05
φ19.05
φ22.22
φ22.2
φ22.2
φ22.2
φ22.2
φ22.2
φ22.2
φ9.52
φ31.8 φ34.9 φ38.1
1.4 1.4 1.4
φ41.3
1.43