14
7-2. PERFORMANCE CURVE
Cooling
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.
71
67
63
65
75
85
95
105
115
0.6
0.7
0.8
0.9
1.0
1.1
Indoor intake air WB temperature (°F)
SHF at rating condition = 0.70
= 417 CFM
Airflow
Outdoor intake air DB temperature (°F)
Total power consumption
(kW)
MUFZ-KJ12NAHZ
MUFZ-KJ15NAHZ
Cooling capacity
(at Rated frequency)
0.9
1.0
1.1
1.2
1.3
1.4
1.5
14
23
32
41
50
59
68
77
86
95
104
113
Outdoor intake air DB temperature(°F)
Capacity correction factors
76
75
68
64
72
Indoor intake air Wet-bulb
temperature( F)
Indoor air W
et-bulb temperature
difference (°F)
71
67
63
65
75
85
95
105
115
0.8
0.9
1.0
1.1
1.2
1.3
1.4
Indoor intake air WB temperature (°F)
SHF at rating condition = 0.66
= 431 CFM
Airflow
Outdoor intake air DB temperature (°F)
Total power consumption
(kW)
71
67
63
65
75
85
95
105
115
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
Indoor intake air WB temperature (°F)
SHF at rating condition = 0.65
= 491 CFM
Airflow
Outdoor intake air DB temperature (°F)
Total power consumption
(kW)
71
67
63
65
75
85
95
105
115
0.4
0.5
0.6
0.7
0.8
Indoor intake air WB temperature (°F)
SHF at rating condition = 0.79
= 417 CFM
Airflow
Outdoor intake air DB temperature (°F)
Total power consumption
(kW)
MUFZ-KJ09NAHZ
MUFZ-KJ18NAHZ
OBH753A
