7. UNIT SELECTION
7-3-2. Correction factors for the indoor units and branch pipe diameter
P50
1
0.90
0.80
0
10
Branch piping length (m)
P100, P125, P140
1
0.90
0.80
0
10
Branch piping length (m)
P200
1
0.90
0.80
0
10
Branch piping length (m)
12.7
Ø
20
30
40
15.88
Ø
20
30
40
22.2
Ø
19.05
Ø
20
30
40
OUTDOOR UNITS
P250
1
0.90
0.80
0
10
Branch piping length (m)
25.4
Ø
22.2
Ø
20
30
40
84