Design and Technical Manual

2. MODEL SELECTION
Fig 3
z
Indoor unit
connecting
capacity (%)
Outdoor
temperature
Indoor temperature
DB WB
60°F DB 65°F DB 70°F DB 75°F DB 78°F DB
°F °F
TC IP TC IP TC IP TC IP TC IP
●●●
●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●●
●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●●
100
5 3 35.8 5.55 34.1 5.52 32.8 5.50 31.4 5.48 31.0 5.45
14 12 43.7 5.60 41.6 5.61 40.3 5.62 38.6 5.64 37.5 5.66
23 19 49.1 5.70 47.1 5.78 45.4 5.75 44.0 5.72 42.7 5.40
32 28 53.6 5.76 51.5 5.78 49.5 5.74 47.1 5.68 43.7 5.38
41 37 58.0 5.76 55.3 5.61 51.2 5.23 47. 8 4.92 45.0 4.79
47 43 63.1 5.70 59.4 5.35 54.0 4.89 49.5 4.55 46.1 4.46
50 47 63.5 5.56 59.7 5.25 54.6 4.80 50.2 4.53 46.7 4.37
59 50 64.1 5.19 60.1 4.80 56.0 4.61 51.2 4.33 47. 4 4.05
68 59 64.8 4.63 60.7 4.45 57.0 4.36 52.5 4.08 48.5 3.77
75 65 65.2 4.05 61.4 3.92 58.0 3.81 56.0 3.73 53.9 3.51
(a)
(c)(c')
B-3: Capacity change rate by temperature conditions
(c) / (a) = 59.7 / 54.0 = 1.106 (Example 3)
(c’) / (a) = 55.3 / 54.0 = 1.024 (Example 4)
- (02 - 11) -
MODEL SELECTION MODEL SELECTION