Bryant 549B User Manual

Page 92

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92

PERFORMANCE DATA — 549B, 549C (cont)

INSTANTANEOUS AND INTEGRATED HEATING RATINGS (cont)

LEGEND

NOTES:

1.

indicates integrated ratings.

2. Integrated capacity is maximum (instantaneous) capacity less the

effect of frost on the outdoor coil and the heat required to defrost it.

FAN PERFORMANCE — VERTICAL DISCHARGE UNITS

LEGEND

*Motor drive range: 639 to 936 rpm. All other rpms require field-

supplied drive.

NOTES:

1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 0.58.
3. See page 103 for General Fan Performance Notes.

549C060 (5 Tons)
Return

Air

(F db)

Cfm

(Standard

Air)

Temperature Air Entering Outdoor Coil (F db)

–20

–10

0

10

17

30

40

47

50

60

55

1500

Cap. 16.9 15.6 22.1 20.3 27.5 23.4 33.3 30.6 38.5 35.1 46.3 40.6 53.7

53.7

59.6

59.6

63.5

63.5

67.8

67.8

kW

3.15

3.26

3.36

3.47

3.56

3.74

3.9

4.04

4.14

4.25

1750

Cap. 17.4

16

22.6 20.8

28

23.8 33.9 31.1 39.1 35.7 46.9 41.1 54.4

54.4

59.9

59.9

63.4

63.4

67.2

67.2

kW

3.19

3.29

3.38

3.47

3.55

3.69

3.83

3.94

4.01

4.09

2000

Cap. 17.8 16.4

23

21.2 28.4 24.1 34.4 31.6 39.6 36.1 47.9

42

54.9

54.9

59.9

59.9

62.7

62.7

66.9

66.9

kW

3.25

3.33

3.41

3.48

3.56

3.69

3.8

3.88

3.93

4.01

2500

Cap. 18.5

17

23.7 21.8 29.2 24.8 35.2 32.3 40.4 36.9 48.7 42.7 55.2

55.2

59.0

59.0

62.0

62.0

65.5

65.5

kW

3.36

3.43

3.49

3.55

3.61

3.71

3.79

3.85

3.89

3.94

70

1500

Cap. 13.8 12.7 19.5 17.9 25.2 21.5 31.2 28.7 36.2

33

44.4 38.9 51.5

51.5

57.6

57.6

62.1

62.1

67.2

67.2

kW

3.45

3.62

3.77

3.92

4.04

4.24

4.45

4.63

4.76

4.91

1750

Cap. 14.3 13.2

20

18.4 25.8 21.9 31.8 29.2 36.9 33.6 45.1 39.5 52.6

52.6

58.4

58.4

62.8

62.8

67.3

67.3

kW

3.5

3.65

3.79

3.92

4.02

4.19

4.37

4.51

4.62

4.74

2000

Cap. 14.8 13.6 20.5 18.8 26.3 22.4 32.4 29.7 37.5 34.2 45.7

40

53.2

53.2

59.1

59.1

62.9

62.9

67.2

67.2

kW

3.55

3.7

3.82

3.93

4.02

4.17

4.33

4.45

4.53

4.63

2500

Cap. 15.5 14.3 21.3 19.6 27.1 23.1 33.2 30.5 38.4

35

46.7 40.9 54.1

54.1

59.9

59.9

63

63

66.3

66.3

kW

3.67

3.8

3.9

3.99

4.06

4.19

4.31

4.4

4.46

4.51

80

1500

Cap. 11.2 10.3 17.2 15.8 23.3 19.8 29.5 27.1 34.6 31.5 42.6 37.4

50

50

56.2

56.2

60.6

60.6

65.7

65.7

kW

3.63

3.85

4.05

4.24

4.38

4.61

4.84

5.05

5.2

5.37

1750

Cap. 11.6 10.7 17.8 16.4 23.9 20.3 30.2 27.7 35.3 32.2 43.4 38.1 50.8

50.8

57.1

57.1

61.5

61.5

66.8

66.8

kW

3.68

3.89

4.07

4.23

4.36

4.55

4.75

4.93

5.06

5.2

2000

Cap. 12.1 11.1 18.3 16.8 24.5 20.8 30.7 28.2 35.9 32.7 44.1 38.7 51.6

51.6

57.8

57.8

62.1

62.1

66.9

66.9

kW

3.74

3.94

4.1

4.25

4.36

4.52

4.71

4.86

4.96

5.07

2500

Cap. 12.8 11.8 19.1 17.6 25.4 21.6 31.7 29.1 36.8 33.6 45.3 39.7

53

53

58.9

58.9

62.8

62.8

66.9

66.9

kW

3.87

4.04

4.19

4.31

4.4

4.53

4.69

4.8

4.87

4.95

Cap. — Heating Capacity (1000 Btuh) (includes indoor-fan motor heat)
kW

Total Power Input (includes compressor motor power input,

outdoor-fan motor input, and indoor-fan motor input)

rh

Relative Humidity

549C024 (2 TONS) STANDARD MOTOR (BELT DRIVE)*

Airflow

(Cfm)

External Static Pressure (in. wg)

0.1

0.2

0.4

0.6

0.8

1.0

Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp

600

500

0.08

531

0.08

607

0.14

713

0.21

788

0.29

878

0.37

700

529

0.09

567

0.09

633

0.16

739

0.24

816

0.32

902

0.41

800

547

0.1

592

0.12

660

0.19

761

0.27

845

0.37

937

0.47

900

570

0.13

620

0.14

691

0.22

793

0.32

870

0.42

957

0.53

1000

599

0.15

650

0.16

717

0.26

818

0.36

894

0.47

981

0.58

Bhp

Brake Horsepower Input to
Fan

Watts — Input Watts to Motor

549B

, 549

C

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