10 dj048 indoor sound power levels (vertical, Ducted inlet), 11 dj048 indoor sound power levels (vertical – York DJ 048 User Manual

Page 11: Ducted discharge)

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254596-YTG-A-0306

Unitary Products Group

11

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)

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