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38
Performance
Data
Table PD-25 — Gross Cooling Capacities (MBh) - Both Compressors - (I-P)
TTA155C Condensing Unit Only
OD Temp
°F
Head press. PSIG
65
Cap. Btuh/1000
OD Unit KW
Head press. PSIG
75
Cap. Btuh/1000
OD Unit KW
Head press. PSIG
85
Cap. Btuh/1000
OD Unit KW
Head press. PSIG
95
Cap. Btuh/1000
OD Unit KW
Head press. PSIG
105
Cap. Btuh/1000
OD Unit KW
Head press. PSIG
115
Cap. Btuh/1000
OD Unit KW
Performance Data Calculated at 15 deg. subcooling and 15 deg. superheat.
Table PD-25 — Gross Cooling Capacities (kW) - Both Compressors - (SI)
TTA155C Condensing Unit Only
OD Temp
°C
Head pressure (kPA)
18.3
Capacity (kW)
OD Unit Power (kW)
Head pressure (kPA)
23.9
Capacity (kW)
OD Unit Power (kW)
Head pressure (kPA)
29.4
Capacity (kW)
OD Unit Power (kW)
Head pressure (kPA)
35.0
Capacity (kW)
OD Unit Power (kW)
Head pressure (kPA)
40.6
Capacity (kW)
OD Unit Power (kW)
Head pressure (kPA)
46.1
Capacity (kW)
OD Unit Power (kW)
Performance Data Calculated at 8.3 deg. subcooling and 8.3 deg. superheat.
Condensing Unit
Suction Reference Temperature °F
30
35
40
45
169.8
176.2
183.0
190.1
144.3
159.3
175.0
191.1
9.8
10.0
10.3
10.6
195.5
202.2
209.2
216.8
140.0
154.3
169.1
184.4
10.8
11.1
11.4
11.7
223.5
230.5
237 .9
245.9
134.2
147 .9
161.9
176.5
12.0
12.3
12.6
12.9
253.9
261.2
269.0
277 .2
127 .5
140.3
153.7
167 .4
13.3
13.6
13.9
14.3
286.6
294.1
302.2
310.8
119.7
131.8
144.3
157 .3
14.8
15.1
15.4
15.8
321.6
329.3
337 .7
346.5
111.1
122.4
134.2
146.5
16.5
16.8
17 .1
17 .4
Suction Reference Temperature °C
-1.1
1.7
4.4
7 .2
1171
1215
1262
1311
42.3
46.6
51.2
56.0
9.79
10.04
10.31
10.60
1348
1394
1443
1495
41.0
45.2
49.5
54.0
10.79
11.07
11.36
11.68
1541
1589
1640
1695
39.3
43.3
47 .4
51.7
11.97
12.26
12.57
12.91
1751
1801
1854
1911
37 .3
41.1
45.0
49.0
13.32
13.62
13.94
14.28
1976
2028
2084
2143
35.0
38.6
42.3
46.1
14.83
15.12
15.44
15.78
2217
2270
2328
2389
32.5
35.8
39.3
42.9
16.49
16.77
17 .08
17 .41
50
55
197 .8
206.0
207 .7
224.9
10.9
11.3
224.9
233.4
200.2
216.4
12.0
12.4
254.3
263.0
191.4
206.8
13.3
13.6
285.9
294.9
181.6
196.2
14.6
15.0
319.8
329.0
170.8
184.6
16.1
16.5
355.9
365.5
159.2
172.4
17 .8
18.1
10.0
12.8
1364
1421
60.8
65.9
10.92
11.26
1551
1609
58.6
63.4
12.02
12.37
1753
1813
56.1
60.5
13.26
13.62
1971
2034
53.2
57 .4
14.63
15.01
2205
2269
50.0
54.0
16.14
16.51
2454
2520
46.6
50.5
17 .77
18.14
SS-PRC003-EN
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