Operation Pressures

Water Pressure Drop

Tables 8 and 9 should be used to define feet of head/pressure drop. Please note the feet of pressure (ft/head) provided is at ARI/ISO stan- dard. Note: To calculate feet of head, when using gauges that read in PSIG,multiply PSI by 2.31.

Table 8: Cooling water pressure drops (WPD) in feet of head

Table 9: Heating water pressure drops (WPD) in feet of head

Unit Size

Unit Size

60 HZ

50 HZ

006

-

009

006

012

009

015

012

018

015

024

018

030

024

036

030

040

-

042

036

048

042

060

048

-

060

GEH 072

-

GEH 090

GEH 072

GEH 120

GEH 090

GEH 150

GEH 120

GEH 180

GEH 150

GEV 072

-

GEV 090

GEV 072

GEV 120

GEV 090

GEV 150

GEV 120

GEV 180

GEV 150

GEV 240

GEV 180

GEV 300

GEV 240

 

 

EWT

F

86

86

86

86

86

86

86

86

86

86

86

86

86

86

86

86

86

86

86

86

86

86

86

86

86

GPM

1.5

2.1

2.8

3.5

4.2

5.5

6.9

8.3

9.2

9.7

11.0

14.5

14.5

18.0

22.5

30.0

37.5

45.0

18.0

22.5

30.0

37.5

45.0

60.0

75.0

Ft.

Pressure

2.5

4.2

7.6

6.5

6.9

6.9

12.6

8.7

11.4

12.4

9.1

12.5

12.5

12.7

13.2

13.6

13.7

19.3

12.7

13.2

13.6

13.7

19.3

13.2

13.1

Unit Size

60HZ

006

009

012

015

018

024

030

036

040

042

048

060

-

GEH 072

GEH 090 GEH 120 GEH 150

GEH 180 GEV 072 GEV 090

GEV 120 GEV 150 GEV 180

GEV 240 GEV 300

Unit Size

50HZ

-

006

009

012

015

018

024

030

-

036

042

048

060

-

GEH 072 GEH 090 GEH 120 GEH 150

-

GEV 072 GEV 090 GEV 120 GEV 150 GEV 180 GEV 240

EWT

F

68

68

68

68

68

68

68

68

68

68

68

68

68

68

68

68

68

68

86

86

86

86

86

86

86

GPM

1.5

2.1

2.8

3.5

4.2

5.5

6.9

8.3

9.2

9.7

11.0

18.0

14.5

18.0

22.5

30.0

37.5

45.0

18.0

22.5

30.0

37.5

45.0

60.0

18.0

Ft. Pressure

2.7

4.7

8.3

7.2

7.6

8.1

14.5

9.9

12.5

14.0

9.7

14.2

13.5

14.4

16.9

15.5

16.4

19.3

12.7

13.2

13.6

13.7

19.3

13.2

12.7

Water Volume

Table 10 is provided for use in calculating glycol requirements for the unit.

Table 10: Water volume

Unit Size

Unit Size

60 HZ

50 HZ

006-009

006

012009

015-018 015

024

018

030

024

036

030

042

036

048

042

060

048, 060

072

-

090

072

120

090

150, 180

120, 150

240180

300240

Water Side Water Side Water Side

Volume

Volume

Volume

Cubic In.

Cubic Ft.

Gallons

13.6

0.008

0.059

17.0

0.010

0.074

36.0

0.021

0.156

48.0

0.028

0.208

55.0

0.032

0.238

71.0

0.041

0.307

76.0

0.044

0.329

105.0

0.061

0.455

171.0

0.099

0.740

181.0

0.105

0.783

214

0.125

0.927

390

0.227

1.690

508

0.296

2.201

779

0.453

3.374

1057

0.615

4.576

8 0

WSHP-SVX01D-EN

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Trane GEH, GEV manual Water Pressure Drop, Unit Size 60 HZ 50 HZ, Unit Size 50 HZ, Ft. Pressure, Water Volume

GEV, GEH specifications

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