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18 Unitary Products Group
TABLE 10: DJ048 INDOOR SOUND POWER LEVELS (VERTICAL DUCTED INLET)
UNIT DESCRIPTION / MODEL
CONFIGURATION
Indoor Blower Speed (RPM)
Blower Static Pressure (IWG)
Airflow (CFM)
Blower Motor BHP
63 76 95 77 93 80 91 79 91
125 68 84 67 82 76 84 73 80
250 54 57 52 56 63 61 57 59
500 48 53 46 53 54 57 50 53
1000 43 44 40 41 52 52 47 47
2000 40 43 38 42 49 51 44 46
4000 38 43 36 40 49 54 43 45
8000 43 43 43 43 45 47 44 44
DJ048 / 4 Ton / Belt Drive
Vertical Ducted Inlet
791 794 1084 1095
0.2 0.5 0.2 1.0
1408 1000 2336 1275
0.54 0.42 1.12 0.73
Octave Center Freq.
ID Blower
Only (dB)
Cooling
Operation
2
(dB)
ID Blower
Only (dB)
4. Test duct termination is flush with reverberation room wall.
5. Duct end (sound reflection) correction: (11, 6, 3, 1, 0, 0, 0, 0) dB at (63, 125, 250, 500, 1k, 4k, 8k) Hz.
Cooling
Operation
2
(dB)
1. Tested in accordance with ARI Standard 260. Refer to 2001 Standard for Sound Rating of Ducted Air Moving and Conditioning Equipment.
2. Cooling Operation – ID blower, compressor and outdoor fan operating.
3. Test Duct Dimension: 12 in. wide x 18 in. high x 8 ft. long (0.30m x 0.46m x 2.44m).
Cooling
Operation
2
(dB)
ID Blower
Only (dB)
Cooling
Operation
2
(dB)
ID Blower
Only (dB)
TABLE 11: DJ048 INDOOR SOUND POWER LEVELS (VERTICAL DUCTED DISCHARGE)
UNIT DESCRIPTION / MODEL
CONFIGURATION
Indoor Blower Speed (RPM)
Blower Static Pressure (IWG)
Airflow (CFM)
Blower Motor BHP
63 78 95 77 93 85 92 82 91
125 73 84 72 82 84 87 78 82
250 56 58 53 56 68 68 60 61
500 51 54 48 53 61 62 54 55
1000 46 46 43 44 57 57 50 50
2000 42 44 38 42 53 54 46 48
4000 43 45 39 41 55 57 49 50
8000 44 44 43 43 52 52 46 47
DJ048 / 4 Ton / Belt Drive
Vertical Ducted Discharge
791 794 1084 1095
0.2 0.5 0.2 1.0
1408 1000 2336 1275
0.54 0.42 1.12 0.73
Cooling
Operation
2
(dB)
ID Blower
Only (dB)
Octave Center Freq.
ID Blower
Only (dB)
Cooling
Operation
2
(dB)
ID Blower
Only (dB)
4. Test duct termination is flush with reverberation room wall.
5. Duct end (sound reflection) correction: (11, 6, 3, 1, 0, 0, 0, 0) dB at (63, 125, 250, 500, 1k, 4k, 8k) Hz.
Cooling
Operation
2
(dB)
1. Tested in accordance with ARI Standard 260. Refer to 2001 Standard for Sound Rating of Ducted Air Moving and Conditioning Equipment.
2. Cooling Operation – ID blower, compressor and outdoor fan operating.
3. Test Duct Dimension: 12 in. wide x 18 in. high x 8 ft. long (0.30m x 0.46m x 2.44m).
Cooling
Operation
2
(dB)
ID Blower
Only (dB)