McQuay WGS130AA: WGS140AW, Operating Manual

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26 WGS 130A to 190A OM WGS-5
Figure 7, Evaporator Pressure Drop WGS 130 – WGS 190
100 200 300 400 500 600 7008009001000 2000
Flow Rate (GPM)
Pressure D
rop (f
t of water)
Flow Rate (L/s)
6 13 19 25 32 38 44 50 57 63
126
12
18
24
27
30
9
21
15
60
90
120
150
180
Press
ure
D
rop
(kP
a)
3
4
5
6
7
8
9
10
20
30
40
50
60
WGS 160, 170, 190
WGS 130, 140
Minimum Flow Nominal Flow Maximum Flow
Flow Rate Pressure Drop Flow Rate Pressure Drop Flow Rate Pressure Drop
WGS Model
gpm L/s Ft. kPa gpm L/s Ft. kPa gpm L/s Ft. kPa
130AW/AA
195 12.3 5.8 17.4 312 19.7 13.5 40.4 520 32.9 33.9 101.1
140AW/AA 211 13.4 6.7 20.0 338 21.4 15.6 46.6 563 35.6 39.0 116.5
160AW/AA 235 14.9 4.6 13.8 376 23.8 10.8 32.3 627 39.7 27.3 81.6
170AW/AA 254 16.1 5.3 15.9 407 25.8 12.5 37.3 678 42.9 31.6 94.2
190AW/AA
273 17.3 6.1 18.1 437 27.7 14.2 42.5 728 46.1 35.9 107.2
Note: Minimum, nominal, and maximum flows are at a 16

F, 10

F, and 6

F chilled water temperature range respectively and at ARI tons.