Burnham BV, BH Air Temperature Rise Conversion Factors, Steam Pressure Psig, Correction Factor

Page 15

Table 6: Air Temperature Rise Conversion Factors

Unit

Entering

 

 

 

 

 

 

STEAM PRESSURE (PSIG)

 

 

 

 

 

 

Heater

Air Temp.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Types

(°F)

0

2

5

10

15

20

30

40

50

60

70

75

80

90

100

125

150

 

 

 

-10

1.33

1.38

1.43

1.50

1.56

1.61

1.70

1.78

1.84

1.91

1.95

1.97

2.00

2.04

2.08

2.17

2.25

 

0

1.28

1.33

1.38

1.45

1.51

1.56

1.65

1.73

1.79

1.86

1.91

1.93

1.95

2.00

2.04

2.13

2.21

DELIVERY

10

1.24

1.27

1.33

1.40

1.46

1.52

1.60

1.68

1.74

1.81

1.86

1.89

1.91

1.95

1.99

2.09

2.17

20

1.17

1.22

1.27

1.35

1.42

1.46

1.55

1.62

1.69

1.75

1.81

1.84

1.86

1.90

1.95

2.04

2.12

 

 

30

1.12

1.17

1.21

1.29

1.36

1.41

1.51

1.58

1.65

1.71

1.76

1.79

1.82

1.86

1.89

1.99

2.07

 

40

1.07

1.11

1.16

1.24

1.10

1.36

1.46

1.54

1.60

1.66

1.71

1.74

1.76

1.81

1.85

1.94

2.03

HORIZONTAL

50

1.01

1.06

1.11

1.19

1.24

1.30

1.40

1.48

1.55

1.61

1.66

1.69

1.72

1.75

1.79

1.89

1.98

60

0.96

1.00

1.05

1.13

1.19

1.25

1.35

1.43

1.50

1.56

1.61

1.64

1.66

1.70

1.75

1.84

1.93

 

 

70

0.90

0.94

1.00

1.07

1.14

1.19

1.29

1.38

1.45

1.50

1.56

1.58

1.61

1.65

1.69

1.79

1.87

 

80

0.84

0.88

0.93

1.02

1.08

1.14

1.24

1.32

1.39

1.45

1.51

1.53

1.56

1.60

1.64

1.74

1.83

 

90

0.78

0.83

0.88

0.95

1.02

1.08

1.18

1.26

1.33

1.40

1.45

1.47

1.49

1.54

1.59

1.68

1.77

 

100

0.72

0.76

0.82

0.90

0.97

1.02

1.12

1.21

1.28

1.33

1.39

1.42

1.44

1.49

1.53

1.63

1.71

 

-10

1.36

1.41

1.46

1.54

1.61

1.67

1.77

1.85

1.92

1.99

2.05

2.08

2.10

2.15

2.19

2.29

2.39

 

0

1.31

1.35

1.40

1.48

1.55

1.61

1.71

1.79

1.86

1.93

1.99

2.02

2.04

2.09

2.14

2.24

2.33

 

10

1.25

1.29

1.35

1.43

1.49

1.55

1.65

1.74

1.81

1.88

1.94

1.96

1.99

2.04

2.08

2.18

2.27

DELIVERY

20

1.19

1.24

1.29

1.37

1.44

1.50

1.60

1.68

1.75

1.82

1.88

1.91

1.93

2.00

2.02

2.12

2.22

 

 

30

1.13

1.18

1.23

1.31

1.38

1.44

1.54

1.62

1.69

1.76

1.82

1.85

1.87

1.92

1.97

2.07

2.16

 

40

1.08

1.12

1.17

1.25

1.32

1.38

1.48

1.56

1.64

1.70

1.76

1.79

1.81

1.86

1.91

2.01

2.10

ERTICALV

50

1.02

1.06

1.12

1.20

1.26

1.32

1.42

1.51

1.58

1.65

1.70

1.73

1.75

1.80

1.85

1.95

2.04

80

0.84

0.88

0.94

1.02

1.09

1.15

1.25

1.33

1.40

1.47

1.53

1.56

1.58

1.63

1.67

1.77

1.87

 

60

0.96

1.00

1.06

1.14

1.20

1.26

1.36

1.45

1.52

1.58

1.65

1.67

1.70

1.74

1.79

1.89

1.99

 

70

0.90

0.94

1.00

1.08

1.14

1.20

1.30

1.39

1.46

1.53

1.59

1.62

1.64

1.69

1.73

1.83

1.93

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

90

0.78

0.82

0.88

0.96

1.02

1.08

1.18

1.27

1.34

1.41

1.47

1.50

1.52

1.57

1.61

1.71

1.81

 

100

0.72

0.76

0.82

0.89

0.97

1.02

1.12

1.21

1.28

1.35

1.41

1.43

1.46

1.51

1.55

1.65

1.75

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 7: Steam Unit Heater Mounting Height Correction Factors

Steam Pressure (PSIG)

2

5

10

15

20

30

40

50

60

70

80

90

100

125

150

175

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Correction Factor

1.00

0.97

0.94

0.92

0.89

0.86

0.84

0.82

0.80

0.79

0.77

0.76

0.75

0.74

0.72

0.71

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15

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Page 14 Page 16
Contents 8144A001R4-2/07 BH and BV Unit HeatersTable of Contents Important Information Read Carefully Before Installation II. General Information III. InstallationUnit Heater Mounting Height Wiring Instructions115V / 60Hz / 1PH Wiring Schematic Hot Water System Piping Recommended Maximum Mounting HeightIV. Operation Prior to OperationInitial START-UP Casings MaintenanceInspect Regularly MotorsLarge Factories, Fabrication Shops VI. Application GuidelinesGeneral Guidelines Typical BH Unit Arrangement Sound Class RatingsSteam Performance Data Steam Performance Data -- High Motor SpeedSteam Performance Data -- Reduced Motor Speed Selection Procedure Steam Application Application ProcedureGiven Design Conditions Fata = Eata + Atra Steam Calculation FormulasHeater Air Temp Types 100 125 150 Steam Correction FactorsSteam Heating Capacity Conversion Factors Unit EnteringCorrection Factor Air Temperature Rise Conversion FactorsSteam Unit Heater Mounting Height Correction Factors Steam Pressure PsigProperties of Steam Gauge Temp Latent HeatBtu/lb Hot Water Performance Data -- Reduced Motor Speed Hot Water Performance Data -- High Motor Speed125,020 Btu/hr Final Air Selection Procedure HOT Water ApplicationWater Temperature Water Flow RateBtuAG = BtuS or BtuA x Glycol Correction Factor HOT Water Calculation FormulasHot Water Unit Heater Mounting Height Correction Factors HOT Water Correction FactorsHot Water Heating Capacity Conversion Factors Ethylene Glycol Correction FactorsControl Sequences VII. OPTIONS, Accessories and Control SequencesField Installed Options for Horizontal and Vertical Models Field Installed Options for Horizontal Models onlyDescription Field Installed Options for Vertical Models onlyVertical Air Outlet Accessory Dimensions Cone-JetLou Truncone No Deflector Anemo Vertical Air Outlet Accessory Maximum Height and Spread123VIII. Dimensional Data BH Dimensional DataModel BH Dimensions BV Dimensional Data Model BV DimensionsMale NPT Fan Ship Model Voltage and Motor Type Motor/Power CodesMotor/Power Description Code IX. Motor DataLimited Warranty
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