1010
7-2. PERFORMANCE CURVE
65
70
75
75
70
65
12
10
6
4
8
Indoor intake air DB temperat
ure (°F)
= 381 CFM
Airflow
15525354555
Outdoor intake air WB temperature (°F)
0.4
0.6
0.8
Indoor intak
e air DB temperature
(°F
)
Total power consumption
(kW)
Total capacity
(10
3
Btu/h)
65
70
75
75
70
65
18
16
14
8
6
12
10
0.6
0.5
Indoor intake air
DB
temperature (°F)
= 420 CFM
Airflow
15525354555
Outdoor intake air WB temperature (°F)
0.7
0.8
0.9
1.0
Indoor intake air DB temperature (°F)
Total power consumption
(kW)
Total capacity
(10
3
Btu/h)
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
71
67
63
13
12
11
10
7
9
8
0.7
0.6
0.5
Indoor intake air WB te
mperature (°F)
Indoor intake air
WB te
mpe
rature (°F)
SHF at rating condition = 0.76
= 307 CFM
Airflow
65 75 85 95 105 115
Outdoor intake air DB temperature (°F)
Total power consumption
(kW)
Total capacity
(10
3
Btu/h)
71
63
67
71
63
67
14
15
12
10
13
11
9
1.2
1.1
1.0
0.9
0.8
0.7
Indoor
intak
e air WB temperat
ure
(°F)
Ind
oor intake air WB temperature (°F)
SHF at rating condition = 0.73
= 350 CFM
Airflow
65 75 85 95 105 115
Outdoor intake air DB temperature (°F)
Total power consumption
(kW)
Total capacity
(10
3
Btu/h)
MUZ-FD09NA
MUZ-FD12NA
Heating
MUZ-FD09NA
MUZ-FD12NA