Heatcraft Refrigeration Products HCS Coil Perfromance- Chilled Water MBH/SQ FT, Rows, Ent Air WB

Page 22

Coil Perfromance- Chilled Water MBH/SQ FT

 

Table 19

 

 

1/2" and 5/8" tube, entering air 80°F. DB, 67°F. WB

 

 

 

 

 

 

Chilled

 

Type A and Type 5, chilled water at 45°F., cooling capacities

 

 

 

 

 

Water

 

MBH per SQ FT of coil face area (Max. water veocity= 3 fps)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FPM, Type A Coils (1/2" DIA.)

 

FPM, Type 5 Coils (5/8" DIA.)

 

 

 

Rows

 

FPI

400

450

500

550

 

600

400

450

500

550

 

600

 

 

 

 

6

7.3

7.9

8.3

8.8

 

9.2

10.3

11.2

12.0

12.4

 

12.9

 

 

 

 

8

8.7

9.3

9.9

10.5

 

11.0

11.5

12.5

13.5

14.0

 

14.5

 

 

3

 

10

9.8

10.6

11.3

12.0

 

12.6

12.5

13.7

14.7

15.2

 

15.8

 

 

 

 

12

10.9

11.7

12.5

13.2

 

14.0

13.3

14.5

15.6

16.2

 

16.8

 

 

 

 

14

11.7

12.7

13.6

14.4

 

15.2

13.9

15.2

16.4

17.0

 

17.6

 

 

 

 

6

9.1

9.8

10.4

11.0

 

11.6

12.3

13.4

13.7

14.8

 

15.7

 

 

 

 

8

10.6

11.4

12.2

12.9

 

13.6

13.6

14.9

15.3

16.4

 

17.5

 

 

4

 

10

11.8

12.8

13.7

14.6

 

15.4

15.4

16.1

17.5

18.7

 

19.4

 

 

 

 

12

12.9

14.0

15.0

16.0

 

16.9

16.2

16.9

18.5

19.9

 

20.6

 

 

 

 

14

13.8

15.0

16.1

17.2

 

18.2

16.9

17.7

19.3

20.7

 

21.5

 

 

 

 

6

11.7

12.6

13.5

14.3

 

15.1

14.6

15.6

16.4

17.1

 

17.8

 

 

 

 

8

13.4

14.6

15.6

16.6

 

17.2

16.1

17.2

18.1

18.9

 

19.7

 

 

5

 

10

14.8

16.1

17.0

17.7

 

18.5

17.2

18.4

19.4

20.2

 

21.1

 

 

 

 

12

15.9

17.0

17.9

18.7

 

19.6

17.5

19.3

20.4

21.4

 

22.2

 

 

 

 

14

16.8

17.8

18.7

19.5

 

20.4

18.2

20.0

21.1

22.2

 

23.1

 

 

 

 

6

13.1

14.1

15.2

16.1

 

17.1

15.9

17.3

17.8

19.1

 

20.3

 

 

 

 

8

14.8

16.1

17.3

18.5

 

19.6

17.3

19.0

19.4

20.9

 

22.3

 

 

6

 

10

16.2

17.6

19.0

20.1

 

20.9

18.3

20.2

20.6

22.2

 

23.8

 

 

 

 

12

17.2

18.9

20.2

21.2

 

22.0

19.1

21.1

21.5

23.2

 

24.9

 

 

 

 

14

18.1

19.9

21.0

22.0

 

22.9

19.8

21.9

22.5

24.4

 

26.2

 

 

 

 

6

16.0

17.4

19.0

20.0

 

20.8

18.3

20.1

20.6

21.7

 

22.6

 

 

 

 

8

17.7

19.4

20.6

21.7

 

22.6

19.6

21.6

22.3

23.4

 

24.5

 

 

8

 

10

19.0

20.5

21.8

23.0

 

23.9

20.5

22.7

23.4

24.7

 

25.9

 

 

 

 

12

19.9

21.4

22.7

23.9

 

25.0

21.4

23.7

24.3

25.7

 

26.9

 

 

 

 

14

20.4

22.0

23.4

24.7

 

25.8

21.8

24.2

24.9

26.3

 

27.7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Note:

Please contact your representative for ARI ratings for coils. These tables are only estimates.

 

 

 

For estimates for other wet bulb and water temperatures, multiply by correction factor in

 

 

Table 20.

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 20

Actual capacity. will vary

with coil circuiting

and flow rate

 

 

 

 

Capacity Correction Factors* To Coil Performance

 

 

 

 

 

 

 

 

 

Of 67°F. Wb Air And 45 Entering Water

 

 

 

 

Ent Air WB

 

 

 

 

Entering Water Temperature °F.

 

 

 

 

 

 

TEMP. °F.

40

41

42

 

43

44

45

 

46

 

47

48

49

50

60

0.805

0.782

0.736

 

0.702

0.666

0.630

 

0.594

 

0.556

0.518

0.480

0.440

61

0.853

0.819

0.785

 

0.750

0.715

0.680

 

0.643

 

0.606

0.568

0.529

0.490

62

0.903

0.869

0.836

 

0.801

0.765

0.730

 

0.693

 

0.656

0.618

0.579

0.540

63

0.954

0.921

0.887

 

0.852

0.817

0.781

 

0.745

 

0.707

0.670

0.631

0.591

64

1.007

0.974

0.940

 

0.905

0.870

0.834

 

0.798

 

0.760

0.722

0.684

0.644

65

1.062

1.028

0.994

 

0.959

0.924

0.888

 

0.852

 

0.815

0.777

0.738

0.699

66

1.117

1.083

1.049

 

1.014

0.979

0.943

 

0.907

 

0.870

0.832

0.793

0.754

67

1.173

1.140

1.106

 

1.071

1.036

1.000

 

0.963

 

0.926

0.888

0.850

0.810

68

1.230

1.197

1.163

 

1.128

1.093

1.057

 

1.021

 

0.984

0.946

0.907

0.868

69

1.290

1.256

1.223

 

1.188

1.152

1.117

 

1.080

 

1.043

1.005

0.966

0.927

70

1.350

1.316

1.283

 

1.248

1.213

1.177

 

1.140

 

1.103

1.065

1.026

0.987

71

1.412

1.378

1.344

 

1.309

1.274

1.238

 

1.202

 

1.165

1.127

1.088

1.049

72

1.475

1.441

1.407

 

1.372

1.337

1.301

 

1.265

 

1.228

1.190

1.151

1.112

73

1.540

1.506

1.472

 

1.437

1.402

1.366

 

1.330

 

1.293

1.255

1.216

1.177

74

1.606

1.572

1.538

 

1.503

1.468

1.432

 

1.396

 

1.359

1.321

1.282

1.243

* Note: correction factor = (enthalpy of air temperature - enthalpy of water temperature) in BTU /LB divided by 13.97.

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Contents Air Handlers Index Quality StandardNomenclature Cabinet style Fan TypeStandard Unit Features Water Coils Air Handler CoilsDirect Expansion Coils Heat Reclaim CoilsConstruction & Dimensions Accessories- Electric HeatUnit Heater Dimensions Size Maximum KW Electric Heater Selection ExampleComponent 208 240 460 480 Accessories Auxilary Sections- All unit Sizes Dimensions, Page 29 to Filters And Auxiliary SectionsMotor Drive Starter Motor Horsepower Description Accessories for Fan and Coil SectionsAvailable Motors, Drives, Motor Starters per Horsepower ‘A’ = AvailableAir Handler Selection Selection ConditionsSelection Procedure Selection ExampleSteam Air volume at Air handler DX air Refrigerant Chilled waterAir Handler Performance Quick Reference Cu m/hAir Handler Performance- Direct Expansion Coil1339 Saturated Suction TemperatureAir Handler Perfromance- Direct Expansion 1553Row Coils Air Handler Performance- Chilled WaterSize Air Area Air Handler Perfromance- Chilled Water Std FaceAir Handler Performance- Hot Water/Steam Heating 0F. AirOne Row Two Row Heating 60F. AirSize Air Sq. Ft Two Row One RowCoil Perfromance- Heat Reclaim MBH/SQ FT Temperature DifferenceType a and Type 5, hot gas reclaim, heating capacities Actual capacity will vary With coil circuiting Refrigerant Evaporating Temperature FCoil Performance- Direct Expansion MBH/SQ FT 400 450 500 550 600Rows Coil Perfromance- Chilled Water MBH/SQ FTChilled FPM, Type a Coils 1/2 DIA FPM, Type 5 Coils 5/8 DIA500 600 650 700 400 Coil Performance- Heating, Water & SteamFPM, Type 5 Coils 5/8 DIA Rows FPM, Type 8 Coils 1 DIA RowsFan Performance SizeCoil Total Size 14 and Size RPM BHPSize 20 and Size 32 3/8 Airfoil Fan Size 65 and Size High Efficiency Filter Sections- DimensionsDimensions inches High Efficiency Filter SectionMixbox Inlet Duct Connections Accessory Flange PatternDimensions Size Sizes 03 Sizes 20Mix box DimensionsReference Motor and coil connectionSizes 03 41 FC DischargeSizes 50 75 AF 12 5/8 Rows 15 5/8 For All Units Sizes10 1/8 MixboxSizes 50 65 AF Depth is dimensionDimension ‘T’ ‘D’ added toFor All Unit Sizes Sizes 03 Mounting Locations For Vibration IsolatorsSize Edge All mounting holes are 5/8 inch diameter Rows Inch filters For All Unit SizesOne and two row heating coils do not have Models Coil SectionVibration Isolators, Quantity Required Air Flow Reheat Position Preheat PositionTo estimate weights for other coils Net Weights and Metal GaugesWeight in pounds Air Handler Component Unit SizeFace Areas- Air Pressure Drops, Dry Coils Face Area Air Handler Unit Size Square FeetDepth Flat & hi 35% Efficient , Pleated Air Pressure Drops- Cabinets, Filters, Wet CoilsFin Air Velocity Feet Per minute Physical Data 19.25 25.50 34.00 40.38 49.50 64.58 74.91 Small Unit SizeCFM Range Cooling 16.04 21.25 27.63 31.88 40.50 51.67 59.42Mechanical Specification
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