Design and Technical Manual

2. MODEL SELECTION
Fig 1
z
Indoor unit
connecting
capacity (%)
Outdoor
temperature
(°F)
Indoor temperature
70°F DB 75°F DB 80°F DB 85°F DB 90°F DB
60°F WB 63°F WB 67°F WB 71°F WB 73°F WB
TC IP TC IP TC IP TC IP TC IP
●●●
●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●●
●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●● ●●●
100
23 45.0 2.00 49.5 2.11 53.2 2.25 59.7 2.40 64.8 2.50
32 45.0 2.08 49.5 2.14 53.2 2.30 59.7 2.45 64.8 2.55
41 45.0 2.12 49.5 2.19 53.2 2.40 59.7 2.50 64.8 2.65
50 45.0 2.16 49.5 2.25 53.2 2.50 59.7 2.60 64.8 2.80
59 45.0 2.21 49.5 2.40 53.2 2.75 59.7 2.80 64.8 3.00
68 44.0 2.45 49.1 2.63 52.9 3.00 59.4 3.10 64.8 3.20
77 43.0 2.80 48.5 3.20 52.2 3.50 58.7 3.90 62.8 4.00
86 41.6 3.81 47.4 4.15 51.9 4.41 58.0 4.70 60.4 5.00
95 39.9 4.67 46.1 4.95 48.0 5.19 53.2 5.26 54.6 5.34
104 38.2 5.01 42.7 5.12 44.4 5.21 48.5 5.32 51.2 5.41
115 35.5 4.75 37.5 4.97 39.2 5.05 42.7 5.10 44.0 5.15
(a)(c)
B-3: Capacity change rate by temperature conditions
(c) / (a) = 47.4 / 48.0 = 0.988
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MODEL SELECTION MODEL SELECTION