IM 1167
113
Pressure Drop Data
Figure 52: Evaporator Pressure Drop: AWS models 470/500/525/550 Standard Efficiency & 475/500/530 High Efficiency
AWS- B E va por a t or P r es sur e Dr op Cur v es
E v apor a t or E V 6 63 3 11 1 11 1/ 5 N 2
5 2 5 St an dar d
5 5 0 St an dar d
4 7 5 High
5 0 0 High
5 3 0 High
4 7 0 St an dar d
5 0 0 St an dar d
0
10
20
30
40
0
500
1000
1500
2000
2500
F lo w R at e (gpm )
P D
( ft )
gpm
ft.
l/s
kpa
gpm
ft.
l/s
kpa
gpm
ft.
l/s
kpa
470 Standard
60
551.0
3.0
34.8
9.0
1102.1
10.3
69.5
30.8
1775.5
23.9
112.0
71.4
500 Standard
60
586.0
3.4
37.0
10.2
1171.9
11.5
73.9
34.4
1775.5
23.9
112.0
71.4
525 Standard
60
621.2
3.7
39.2
11.1
1242.5
12.7
78.4
38.0
1775.5
23.9
112.0
71.4
550 Standard
60
656.8
4.1
41.4
12.3
1313.5
14.0
82.9
41.8
1775.5
23.9
112.0
71.4
475 High
60
564.4
3.1
35.6
9.3
1128.7
10.7
71.2
32.0
1775.5
23.9
112.0
71.4
500 High
60
599.3
3.5
37.8
10.5
1198.6
11.9
75.6
35.6
1775.5
23.9
112.0
71.4
530 High
60
634.0
3.9
40.0
11.7
1267.9
13.2
80.0
39.5
1775.5
23.9
112.0
71.4
Maximum
Model
Hz
Minimum
Nominal