Water Pressure Drop; Water Volume; Cooling Water Pressure Drops - Trane Axiom GEHB 006 Installation, Operation And Maintenance Manual

Water Pressure Drop

Table 3 and Table 4 should be used to
define feet of head/pressure drop.
Please note the feet of pressure (ft/
head) provided is at ARI/ISO
standard.
To calculate feet of head, when using
gauges that read in PSIG, multiply
PSI by 2.31.
Table 3.

Cooling water pressure drops

(WPD) in feet of head
Unit Unit
Size Size EWT
60 HZ 50 HZ F GPM
006 - 86 1.5
009 006 86 2.1
012 009 86 2.8
015 012 86 3.5
018 015 86 4.2
024 018 86 5.5
030 024 86 6.9
036 030 86 8.3
040 - 86 9.2
042 036 86 9.7
048 042 86 11.0
060 048 86 14.5
- 060 86 14.5
GEH 072 - 86 18.0
GEH 090 GEH 072 86 22.5
GEH 120 GEH 090 86 30.0
GEH 150 GEH 120 86 37.5
GEH 180 GEH 150 86 45.0
GEV 072 - 86 18.0
GEV 090 GEV 072 86 22.5
GEV 120 GEV 090 86 30.0
GEV 150 GEV 120 86 37.5
GEV 180 GEV 150 86 45.0
GEV 240 GEV 180 86 60.0
GEV 300 GEV 240 86 75.0
86
Operation Pressures
Table 4. Heating water pressure drops
(WPD) in feet of head
Unit Unit
Size Size
60 HZ 50 HZ
006 -
009 006
012 009
015 012
018 015
024 018
Ft.
030 024
Press
ure
036 030
2.5
040 -
4.2
042 036
7.6
048 042
6.5
060 048
6.9
- 060
6.9
GEH 072 -
12.6
GEH 090 GEH 072 68
8.7
GEH 120 GEH 090 68
11.4
GEH 150 GEH 120 68
12.4
GEH 180 GEH 150 68
9.1
GEV 072 -
12.5
GEV 090 GEV 072 86
12.5
GEV 120 GEV 090 86
12.7
GEV 150 GEV 120 86
13.2
GEV 180 GEV 150 86
13.6
GEV 240 GEV 180 86
13.7
GEV 300 GEV 240 86
19.3
12.7
13.2
13.6
13.7
19.3
13.2
13.1

Water Volume

Table 5
calculating glycol requirements for
Ft.
EWT Press
the unit.
F GPM ure
Table 5.
68 1.5 2.7
68 2.1 4.7
Unit
68 2.8 8.3
Size
68 3.5 7.2 60 HZ
68 4.2 7.6 006-
009
68 5.5 8.1
012
68 6.9 14.5
015-
68 8.3 9.9
018
68 9.2 12.5
024
68 9.7 14.0
030
68 11.0 9.7
036
68 18.0 14.2
042
68 14.5 13.5
048
68 18.0 14.4
060
22.5 16.9
072
30.0 15.5
090
37.5 16.4
120
45.0 19.3
150,
86 18.0 12.7
180
22.5 13.2
240
30.0 13.6
300
37.5 13.7
45.0 19.3
60.0 13.2
18.0 12.7
is provided for use in
Water volume
Water Water
Side Side Water
Unit Volume Volume Side
Size Cubic Cubic Volume
50 HZ In. Ft. Gallons
006 13.6 0.008 0.059
009 17.0 0.010 0.074
015 36.0 0.021 0.156
018 48.0 0.028 0.208
024 55.0 0.032 0.238
030 71.0 0.041 0.307
036 76.0 0.044 0.329
042 105.0 0.061 0.455
048, 171.0 0.099 0.740
060
- 181.0 0.105 0.783
072 214 0.125 0.927
090 390 0.227 1.690
120, 508 0.296 2.201
150
180 779 0.453 3.374
240 1057 0.615 4.576
WSHP-SVX01E-EN