Trane 7½ - 20 Tons Manual page 17

Performance Data
10 Tons Gross Cooling Capacities and Capacity Curves
Table 8. Gross Cooling Capacities (MBh) 10 Tons TWA120A Heat Pump Only
Outdoor
Temp (°F)
Head press PSIG
65 Cap. Btuh/1000
Unit kW
Head press PSIG
75 Cap. Btuh/1000
Unit kW
Head press PSIG
85 Cap. Btuh/1000
Unit kW
Head press PSIG
95 Cap. Btuh/1000
Unit kW
Head press PSIG
105 Cap. Btuh/1000
Unit kW
Head press PSIG
115 Cap. Btuh/1000
Unit kW
Notes:
1. Performance data calculated at 15°F subcooling and 20°F superheat and does not include capacity loss due to refrigerant lines.
Figure 9. Capacity Curves 10 Tons TWA120A Heat Pump Only
SSP-PRC001-EN
Suction Temperature (°F)
30 35
167 172
110.6 121.1 132.1
7.87 8.04 8.22
192 197
105.4 115.4 126.1
8.56 8.75 8.95
219 224
100 109.6 119.9
9.38 9.59 9.82
248 254
94.5 103.7 113.5
10.35 10.58
281 287
88.8 97.6
11.45 11.7 11.96
316 322
83.1 91.4 100.3
12.69 12.95 13.21
40 45 50
178 183 189
143.7 155.9
8.41 8.61
202 208 214
137.3 149.1
9.16 9.38
230 236 243
130.7 142
10.05 10.3
260 267 274
123.8 134.7
10.82 11.07
293 300 307
107 116.8 127.1
12.22 12.48
329 336 343
109.6 119.2
13.48 13.73
55
195
168.6
8.83
221
161.4
9.62
250
153.9
10.55
281
146.1
11.59
315
137.8
12.74
351
129.2
13.98
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