Cooling/Heating Capacity Characteristics - Toshiba MMU-AP0072H2UL Engineering Data Book

2
Equipment selection procedure

2-3. Cooling/heating capacity characteristics

2-3-1. Heat recovery
2-3-1-1. Correction charts for cooling capacity calculation
[Chart 1] Indoor air wet bulb temperature vs. capacity correction value
[Chart 2] Outdoor air dry bulb temperature vs. capacity correction value
[Chart 3] Connecting pipe length and lift difference between indoor and outdoor units vs.
ho
hc
1.2
1.1
1
0.9
0.8
59 61 63
1.2
1.15
1.1
1.05
1
0.95
0.9
0.85
14 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105
capacity correction value
Outdoor unit
L is the longest one of (lo + la, lo + lb, lo + lc)
lo
H = ho + (Largest one of ha, hb, and hc)
ha
hb
la
A
lb
B Indoor unit
lc
C
65 67 69 71
Indoor air wet bulb temp. (°F WB)
Outdoor air dry bulb temp. (°F DB)
10
73 75
Outdoor unit
capacity type
072
096
120
144
168
192
216
240
288
312
336
Graph
A1
B1
A2
A3
B2
A3
B2
A3
B2