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PERFORMANCE DATA (cont)
583A WET COIL PRESSURE DROP
UNIT SIZE
583A
AIRFLOW
(cfm)
PRESSURE DROP
(in. wg)
024
700 0.0535
800 0.067
900 0.123
030
900 0.0687
1000 0.083
1100 0.150
036
1100 0.084
1200 0.100
1300 0.177
042
1300 0.099
1400 0.177
1500 0.204
048
1500 0.199
1600 0.137
1700 0.156
060
1900 0.108
2000 0.120
2100 0.132
ECONOMIZER/1-in. FILTER PRESSURE DROP (in. wg)
UNIT 583A PRESSURE DROP
024-036 0.20
042-060 0.25
OUTDOOR SOUND: ONE-THIRD OCTAVE BAND DATA — DECIBELS
UNIT 583A
Frequency (Hz) 024 030 036 042 048 060
63 43.6 52.6 49.5 56.8 54.7 55.5
125 54.1 47.3 56.4 56.9 64.0 64.1
250 57.1 58.2 61.0 64.0 69.9 66.6
500 64.9 63.2 67.4 68.0 73.3 70.6
1000 67.6 66.1 68.1 67.7 73.5 72.6
2000 64.1 64.0 65.8 64.6 70.4 69.8
4000 59.7 61.3 64.8 61.3 66.7 67.5
8000 53.5 57.0 56.8 55.5 60.5 61.6
Bels — Sound Levels (1 bel = 10 decibels)
16