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7-2. PERFORMANCE CURVE
Cooling
Cooling capacity
1.5
1.4
1.3
1.2
1.1
1.0
0.9
14
23
32
41
Outdoor intake air DB temperature(°F)
MUZ-FS06NA MUZ-FS06NAH
SHF at rating condition = 0.96
0.5
0.4
0.3
0.2
0.1
65
75
85
Outdoor intake air DB temperature (°F)
MUZ-FS12NA MUZ-FS12NAH
SHF at rating condition = 0.83
1.1
1.0
0.9
0.8
0.7
0.6
65
75
85
Outdoor intake air DB temperature (°F)
MUZ-FS18NA MUZ-FS18NAH
SHF at rating condition = 0.67
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0.9
65
75
85
Outdoor intake air DB temperature (°F)
This value of frequency is not the same as the actual frequency in operating. Refer to 7-5 and 7-6 for the relationships
between frequency and capacity.
OBH873
(at Rated frequency)
Indoor intake air Wet-bulb
temperature( F)
50
59
68
77
86
= 381 CFM
Airflow
71
67
63
95
105
115
= 437 CFM
Airflow
71
67
63
95
105
115
Airflow
= 437 CFM
71
67
63
95
105
115
76
75
72
68
64
95
104
113
MUZ-FS09NA MUZ-FS09NAH
SHF at rating condition = 0.92
0.7
0.6
0.5
0.4
0.3
65
75
Outdoor intake air DB temperature (°F)
MUZ-FS15NA MUZ-FS15NAH
SHF at rating condition = 0.7
1.2
1.1
1.0
0.9
0.8
0.7
65
75
Outdoor intake air DB temperature (°F)
15
= 381 CFM
Airflow
85
95
105
115
= 437 CFM
Airflow
85
95
105
115
71
67
63
71
67
63
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