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Indoor air Outdoor intake air DB temperature
(
˚F
)
MS09NW
71
67
63
TC
10.3
9.74
9.16
SHC
5.93
6.91
7.72
TPC
0.76
0.71
0.68
TC
9.61
9.07
8.48
SHC
5.55
6.44
7.16
TPC
0.83
0.79
0.75
TC
9.03
8.4
7.9
SHC
5.21
5.95
6.66
TPC
0.89
0.85
0.81
TC
8.4
7.81
7.18
SHC
4.84
5.55
6.06
TPC
0.94
0.90
0.87
TC
7.73
7.18
6.55
SHC
4.46
5.10
5.53
TPC
0.98
0.94
0.90
IWB
(
˚F
)
75 85 95 105 115
Notes 1. IWB : Intake air wet-bulb temperature
TC : Total Capacity (x10
3
Btu/h), SHC : Sensible Heat Capacity (x10
3
Btu/h)
TPC : Total Power Consumption (kW)
2. SHC is based on 80˚F of indoor intake air DB temperature.
MODEL
Refrigerant piping length
(
one way
)
MS-09NW
1.0
25ft (std)
0.954
40ft
0.927
49ft
2) COOLING CAPACITY CORRECTIONS
5
5 DATA
1.PERFORMANCE DATE (ONE INDOOR UNIT WITH ONE OUTDOOR UNIT)
MS09NW✕ 2
MUM18NW
65
0.6
0.8
1.0
1.2
6
8
10
12
75 85 95 105 115
Outdoor intake air DB temperature (-F)
Total power consumption (kW) Total capacity (o 10
3
Btu/h)
Cooling capacity
SHF at rating condition = 0.71
Airflow = 279CFM
Bypass Factor = 0.24
Indoor intake air WB temperature (-F)
Indoor intake air WB temperature (-F)
63
67
71
63
67
71
1.PERFORMANCE CURVE (ONE INDOOR UNIT WITH ONE OUTDOOR UNIT)
NOTE : Apoint on the curve shows the reference point.
MS09NW
MUM18NW
OB202-1.qxp 26/9/97 11:07 AM Page 5