PERFORMANCE DATA — 549B, 549C

COOLING CAPACITIES

 

 

 

549B036 (3 Tons)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Temp (F)

 

 

 

Indoor Entering Air — Cfm/BF

 

 

 

 

 

 

 

Outdoor

 

900/0.12

 

 

 

1200/0.15

 

 

 

1500/0.18

 

 

 

 

Entering Air

 

 

 

Indoor Entering Air — Ewb (F)

 

 

 

 

 

 

 

 

(Edb)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

72

67

62

 

72

67

62

 

72

67

62

 

 

 

 

 

 

 

 

 

 

 

75

 

TC

41.2

37.8

34.4

 

42.9

39.6

36.3

 

43.6

40.6

37.5

 

 

 

 

SHC

19.8

24.5

28.8

 

21.5

27.6

32.9

 

22.5

30.1

36.3

 

 

 

 

 

kW

2.11

2.08

2.05

 

2.12

2.10

2.07

 

2.12

2.10

2.08

 

 

 

85

 

TC

39.9

36.5

33.1

 

41.9

38.2

34.9

 

42.5

39.2

36.1

 

 

 

 

SHC

19.4

24.0

28.2

 

21.2

27.2

32.4

 

22.6

29.8

35.9

 

 

 

 

 

kW

2.36

2.34

2.31

 

2.38

2.35

2.33

 

2.38

2.36

2.35

 

 

 

95

 

TC

38.6

35.0

31.7

 

40.4

36.7

33.4

 

41.3

37.6

34.8

 

 

 

 

SHC

18.9

23.4

27.4

 

20.8

26.6

31.6

 

22.4

29.2

34.7

 

 

 

 

 

kW

2.65

2.62

2.58

 

2.66

2.63

2.61

 

2.67

2.64

2.63

 

 

 

105

 

TC

37.1

33.2

30.0

 

38.7

35.0

31.5

 

39.3

36.0

33.2

 

 

 

 

SHC

18.3

22.7

26.6

 

20.3

26.1

30.7

 

21.7

29.0

33.2

 

 

 

 

 

kW

2.96

2.92

2.88

 

2.98

2.95

2.90

 

2.97

2.96

2.93

 

 

 

115

 

TC

35.1

31.4

28.0

 

36.7

32.8

29.7

 

37.7

33.8

31.6

 

 

 

 

SHC

17.6

21.9

25.6

 

19.7

25.2

29.6

 

21.5

28.1

31.6

 

 

 

 

 

kW

3.29

3.25

3.20

 

3.31

3.27

3.23

 

3.32

3.29

3.26

 

 

 

125

 

TC

33.0

29.0

25.7

 

34.4

30.6

27.8

 

35.4

31.5

29.8

 

 

 

 

SHC

16.9

21.0

24.5

 

19.0

24.3

27.8

 

20.9

27.1

29.7

 

 

 

 

 

kW

3.65

3.59

3.53

 

3.68

3.62

3.57

 

3.69

3.64

3.61

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

549B048 (4 Tons)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Temp (F)

 

 

 

Indoor Entering Air — Cfm/BF

 

 

 

 

 

 

 

Outdoor

 

1200/0.1

 

 

 

1600/0.12

 

 

 

2000/0.15

 

 

 

 

Entering Air

 

 

 

Indoor Entering Air — Ewb (F)

 

 

 

 

 

 

 

 

(Edb)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

72

67

62

 

72

67

62

 

72

67

62

 

 

 

 

 

 

 

 

 

 

 

75

 

TC

51.0

48.9

43.9

 

52.3

50.2

46.0

 

53.7

51.5

48.1

 

 

 

 

SHC

24.1

33.1

40.3

 

26.0

37.0

44.2

 

27.8

40.9

48.0

 

 

 

 

 

kW

2.65

2.64

2.60

 

2.66

2.65

2.61

 

2.67

2.66

2.63

 

 

 

85

 

TC

48.9

47.1

41.9

 

50.7

48.4

44.2

 

52.6

49.8

46.6

 

 

 

 

SHC

22.9

32.2

40.2

 

25.4

36.4

43.4

 

27.9

40.6

46.6

 

 

 

 

 

kW

2.99

2.98

2.94

 

3.01

3.00

2.96

 

3.03

3.01

2.99

549C

 

 

95

 

TC

47.1

45.1

39.2

 

49.0

46.3

42.1

 

50.8

47.6

44.9

 

 

 

SHC

22.3

31.5

39.2

 

24.9

35.6

42.1

 

27.4

39.8

44.9

 

 

 

kW

3.37

3.37

3.31

 

3.40

3.38

3.34

 

3.42

3.39

3.37

 

 

 

 

 

 

 

549B,

 

 

105

 

TC

44.9

42.9

37.5

 

46.8

44.1

40.3

 

48.7

45.4

43.2

 

 

 

SHC

21.3

30.7

37.5

 

24.1

34.8

40.3

 

26.9

39.0

43.1

 

 

 

TC

42.9

40.8

35.2

 

44.6

41.9

38.3

 

46.3

43.0

41.3

 

 

 

 

 

kW

3.79

3.78

3.71

 

3.82

3.80

3.75

 

3.84

3.81

3.79

 

 

 

115

 

SHC

20.4

30.1

35.2

 

23.3

34.0

38.3

 

26.1

37.9

41.3

 

 

 

 

 

kW

4.24

4.23

4.15

 

4.26

4.24

4.19

 

4.29

4.25

4.23

 

 

 

125

 

TC

40.9

38.2

32.9

 

42.2

39.3

36.1

 

43.5

40.5

39.3

 

 

 

 

SHC

19.8

29.1

32.9

 

22.4

33.0

36.1

 

25.1

36.9

39.3

 

 

 

 

 

kW

4.72

4.70

4.62

 

4.73

4.71

4.66

 

4.74

4.72

4.71

Standard Ratings

LEGEND

BF — Bypass Factor Edb — Entering Dry-Bulb Ewb — Entering Wet-Bulb

kW — Compressor Motor Power Input

SHC — Sensible Heat Capacity (1000 Btuh) Gross TC — Total Capacity (1000 Btuh) Gross

NOTES:

1.Direct interpolation is permissible. Do not extrapolate.

2.The following formulas may be used:

 

 

sensible capacity

tldb = tedb

(Btuh)

1.10 x cfm

 

 

tlwb = Wet-bulb temperature corresponding to enthalpy of air leaving evaporator coil (hlwb)

 

 

total capacity

hlwb = hewb

(Btuh)

4.5 x cfm

 

 

Where: hewb = Enthalpy of air entering evapo- rator coil

3.The SHC is based on 80 F edb temperature of air entering evaporator coil.

Below 80 F edb, subtract (corr factor x cfm) from SHC.

Above 80 F edb, add (corr factor x cfm) to SHC.

Correction Factor = 1.10 x (1 – BF) x (edb – 80).

 

 

ENTERING AIR

 

 

 

DRY-BULB TEMP (F)

BYPASS

79

78

77

76

75

under

FACTOR

 

 

 

 

 

75

(BF)

81

82

83

84

85

over

 

85

 

 

 

 

 

 

 

 

Correction Factor

 

.05

1.04

2.07

3.11

4.14

5.18

Use

.10

.98

1.96

2.94

3.92

4.90

formula

.20

.87

1.74

2.62

3.49

4.36

shown

 

 

 

 

 

 

below.

.30

.76

1.53

2.29

3.05

3.82

Interpolation is permissible.

Correction Factor = 1.10 x (1 – BF) x (edb – 80).

549B060 (5 Tons)

 

Temp (F)

 

 

 

 

 

 

Indoor Entering Air — Cfm/BF

 

 

 

 

 

 

 

Outdoor

 

1500/0.17

 

 

1750/0.25

 

 

2000/0.31

 

 

2500/0.42

 

Entering Air

 

 

 

 

 

 

Indoor Entering Air — Ewb (F)

 

 

 

 

 

 

 

 

(Edb)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

72

67

62

57

72

67

62

57

72

67

62

57

72

67

62

57

 

 

 

75

 

TC

70.2

65.3

59.9

56.6

71.7

66.8

61.9

59.7

72.8

67.8

63.4

62.4

74.1

69.9

65.8

65.8

 

SHC

31.6

40.6

49.2

54.1

33.3

43.5

53.8

57.0

34.8

46.0

57.8

59.6

37.5

51.8

62.9

62.9

 

 

kW

3.51

3.47

3.45

3.43

3.52

3.48

3.46

3.44

3.45

3.49

3.47

3.46

3.55

3.51

3.48

3.48

85

 

TC

68.7

63.3

57.4

54.2

70.3

65.1

59.3

57.8

71.8

66.3

60.9

60.5

73.2

68.5

64.5

64.4

 

SHC

31.3

40.0

48.3

51.8

33.1

43.2

52.8

55.2

34.9

46.2

56.8

57.7

38.0

52.5

61.6

61.5

 

 

kW

3.95

3.91

3.89

3.87

3.96

3.92

3.89

3.89

3.98

3.93

3.91

3.91

4.00

3.96

3.93

3.92

95

 

TC

66.7

60.6

52.0

50.1

68.4

62.4

55.5

54.7

69.1

63.8

58.2

58.2

71.2

65.6

62.2

62.2

 

SHC

30.7

39.1

46.2

47.8

32.7

42.5

51.3

52.3

34.2

45.8

55.5

55.5

38.0

51.6

59.4

59.4

 

 

kW

4.43

4.39

4.34

4.32

4.45

4.41

4.37

4.37

4.46

4.43

4.39

4.40

4.48

4.43

4.42

4.42

105

 

TC

63.7

55.4

45.8

45.8

65.6

58.6

50.2

50.1

66.9

60.5

53.3

53.6

68.2

62.4

59.5

59.5

 

SHC

29.8

37.4

43.5

43.7

31.9

41.3

47.9

47.9

33.9

44.8

50.9

51.2

37.3

51.1

56.8

56.8

 

 

kW

4.96

4.91

4.81

4.81

4.99

4.94

4.86

4.86

5.00

4.96

4.90

4.90

5.00

4.97

4.95

4.95

115

 

TC

60.2

47.9

41.2

41.2

62.0

50.9

45.2

45.2

63.3

52.8

48.2

48.2

65.1

56.2

54.2

54.1

 

SHC

28.8

34.8

39.3

39.3

30.9

38.8

43.1

43.2

32.9

42.4

46.1

46.0

36.8

49.2

51.8

51.7

 

 

kW

5.55

5.43

5.33

5.33

5.57

5.46

5.40

5.40

5.58

5.49

5.44

5.44

5.59

5.53

5.50

5.50

82

Page 82
Image 82
Bryant manual Performance Data 549B, 549C, Shc