Trane TTA120D300AA Service Facts page 9

Cooling Pressure Curves
Figure 2. TWE120D
TTA120D with TWE120D (English)
S uction P res s ure at 4 0 0 CFM/ Ton
170
160
150
140
130
120
110
100
55 65 75
Dis charge Pres s ure at 4 0 0 CFM/ Ton
650
600
550
500
450
400
350
300
250
200
55 65 75
SS-SVF15A-EN
85 95 105 115
Ambient DB - Degree F
85 95 105 115
Ambient DB - Degr ee F
TTA120D with TWE120D (Metric)
S uction P res s ure at 4 0 0 CFM/ Ton
1150
1100
1050
1000
950
900
850
68/57 DB/WB
74/62 DB/WB 800
80/67 DB/WB
86/72 DB/WB
750
13
125
Dis charge P res s ure at 4 0 0 CFM/ Ton
4500
4250
4000
3750
3500
3250
3000
2750
2500
2250
68/57 DB/WB
2000
74/62 DB/WB
1750
80/67 DB/WB
86/72 DB/WB
1500
13
125
18 24 29 35
Ambient DB - Degree C
18 24 29 35
Ambient DB - Degree C
20/14 DB/WB
23/17 DB/WB
27/19 DB/WB
30/22 DB/WB
41 46 52
20/14 DB/WB
23/17 DB/WB
27/19 DB/WB
30/22 DB/WB
41 46 52
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