Trane RTAF-SVX001K-EN - Page 40

Installation Mechanical
40 RTAF-SVX001K-EN
Free-Cooling Unit with Propylene Glycol, With Turbulators
Figure 30. Evaporator water pressure drop, 35% propylene glycol, free-cooling on —
115 to 250 tons, 2-pass with turbulators
0
30
60
90
120
150
180
210
240
270
0 200 400 600 800 1000 1200
Pressure Drop (ft H2O)
Flow (GPM)
115
130
150
170
180
200
215
230
250
Figure 31. Evaporator water pressure drop, 35% propylene glycol, free-cooling on —
280 to 500 tons, 1-pass with turbulators
0
30
60
90
120
150
180
210
240
270
0 200 400 600 800 1000 1200 1400 1600 1800 2000
Pressure Drop (ft H2O)
Flow (GPM)
280
310
350
410
450
500