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528150-YTG-G-1210
Johnson Controls Unitary Products 123
Indoor Sound Power Levels (Horizontal Ducted Discharge, Standard Static Belt Drive)
UNIT DESCRIPTION / MODEL ZH/ZJ/ZR061 / 5 Ton / Standard Static Belt Drive
TEST CONFIGURATION Horizontal (Side Return) Ducted Inlet
Indoor Blower Speed (RPM)
814 - 3 Turns Open Equivalent 918 - 1 Turn Open Equivalent
External Static Pressure (IWG)
0.6 0.8
Airflow (CFM)
1700 1950
Blower Motor BHP
0.42 0.88
Octave Center Freq. Hz
ID Blower Only (dB) Cooling Operation
1
(dB) ID Blower Only (dB) Cooling Operation
1
(dB)
63
77 81 85 82
125
71 80 68 81
250
63 67 64 68
500
58 60 60 61
1000
56 57 58 59
2000
52 53 55 55
4000
51 51 54 54
8000
47 47 48 48
1. Cooling Operation – ID blower, compressor and outdoor fan operating at 230 VAC.
• Tested in accordance with ARI Standard 260-2001. Refer to 2001 Standard for Sound Rating of Ducted Air Moving and Conditioning
Equipment.
• Testing datum includes effect of standard inlet air filters.
• Test duct dimension: 18 in. wide x 28 in. high x 8 ft. long, no elbows.
• Test duct termination is flush with reverberant room wall.
• Duct end (sound reflection) corrections included: (7.2, 3.4, 1.2, 0.4, 0.1, 0, 0, 0) dB at (63, 125, 250, 500, 1k, 2k, 4k, 8k) Hz respectively.
UNIT DESCRIPTION / MODEL ZH/ZJ/ZR037 / 3 Ton / Standard Static Belt Drive
TEST CONFIGURATION Horizontal (Side Supply) Ducted Discharge
Indoor Blower Speed (RPM)
610 - 3 Turns Open Equivalent 710 - 1 Turn Open Equivalent
External Static Pressure (IWG)
0.5 0.6
Airflow (CFM)
850 950
Blower Motor BHP
0.37 0.42
Octave Center Freq. Hz
ID Blower Only (dB) Cooling Operation
1
(dB) ID Blower Only (dB) Cooling Operation
1
(dB)
63
77 78 79 79
125
74 75 75 76
250
66 68 70 70
500
61 61 65 64
1000
60 62 65 66
2000
52 52 58 58
4000
52 52 59 60
8000
44 44 50 50
1. Cooling Operation – ID blower, compressor and outdoor fan operating at 230 VAC.
• Tested in accordance with ARI Standard 260-2001. Refer to 2001 Standard for Sound Rating of Ducted Air Moving and Conditioning
Equipment.
• Testing datum includes effect of standard inlet air filters.
• Test duct dimension: 18 in. wide x 28 in. high x 8 ft. long, no elbows.
• Test duct termination is flush with reverberant room wall.
• Duct end (sound reflection) corrections included: (7.2, 3.4, 1.2, 0.4, 0.1, 0, 0, 0) dB at (63, 125, 250, 500, 1k, 2k, 4k, 8k) Hz respectively.