Performance water-cooled data, 20 ton – Trane PKG-PRC002-EN User Manual
Page 32
Performance
Water-Cooled
Data
PKG-PRC002-EN
32
Table PD-2. SCWF/SIWF 20 - Economizer Full Capacity - 8,000 cfm
Entering Water Temp
Entering Air
45 F
55 F
EDB
EWB
Flow
Total
Sensible
LWT
Total
Sensible
LWT
F
F
gpm
MBh
MBh
F
MBh
MBh
F
50
210.3
189.3
53.4
132.5
132.5
60.3
62
60
220.8
193.7
52.4
136.2
136.2
59.5
70
228.8
197.1
51.5
138.9
138.9
59.0
50
265.7
160.4
55.6
155.2
119.1
61.2
75
67
60
284.6
167.9
54.5
164.4
122.4
60.5
70
299.0
173.7
53.5
171.8
125.0
59.9
50
339.2
133.9
58.6
221.4
92.8
63.9
72
60
364.8
143.3
57.2
238.3
98.5
62.9
70
383.9
150.5
56.0
251.4
103.0
62.2
50
230.9
226.2
54.2
165.6
165.6
61.6
62
60
239.2
234.5
53.0
170.2
170.2
60.7
70
245.2
240.6
52.0
173.5
173.5
60.0
50
271.3
204.6
55.9
171.1
166.8
61.8
80
67
60
288.1
211.3
54.6
178.2
169.4
60.9
70
300.9
216.5
53.6
183.7
171.4
60.2
50
338.5
176.3
58.5
222.0
135.4
63.9
72
60
363.9
185.8
57.1
238.0
140.8
62.9
70
383.0
193.1
55.9
250.6
145.1
62.2
50
262.5
262.5
55.5
198.6
198.6
62.9
62
60
270.4
270.4
54.0
204.1
204.1
61.8
70
275.9
275.9
52.9
208.0
208.0
60.9
50
283.5
251.3
56.3
199.2
199.2
63.0
85
67
60
298.0
257.1
54.9
204.8
204.8
61.8
70
309.0
261.6
53.8
208.8
208.8
61.0
50
340.7
219.3
58.6
230.6
180.5
64.2
72
60
364.4
228.2
57.1
244.2
185.1
63.1
70
382.6
235.1
55.9
255.1
188.8
62.3
20 Ton
Table PD-3. SCWF/SIWF 20 - Economizer Low Capacity - 8,000 cfm
Entering Water Temp
Entering Air
45 F
55 F
EDB
EWB
Flow
Total
Sensible
LWT
Total
Sensible
LWT
F
F
gpm
MBh
MBh
F
MBh
MBh
F
50
140.0
135.3
50.6
92.8
92.8
58.7
62
60
147.0
144.0
49.9
96.1
96.1
58.2
70
152.4
146.2
49.4
98.4
98.4
57.8
50
175.6
114.8
52.0
102.0
88.3
59.1
75
67
60
188.4
119.7
51.3
107.8
90.3
58.6
70
198.0
123.3
50.7
112.6
92.0
58.2
50
224.3
90.6
54.0
146.7
64.5
60.9
72
60
241.1
96.5
53.0
157.3
68.0
60.2
70
253.7
101.0
52.2
165.5
70.7
59.7
50
160.2
160.2
51.4
116.1
116.1
59.6
62
60
166.4
166.4
50.5
120.1
120.1
59.0
70
170.7
170.7
49.9
123.0
123.0
58.5
50
177.8
149.8
52.1
116.4
111.3
59.7
80
67
60
189.3
154.2
51.3
120.8
115.7
59.0
70
198.1
157.5
50.7
124.2
119.1
58.5
50
223.8
124.8
54.0
146.2
98.8
60.8
72
60
240.5
130.7
53.0
156.8
102.2
60.2
70
253.1
135.2
52.2
165.0
104.8
59.7
50
183.2
183.2
52.3
139.3
139.3
60.6
62
60
190.2
190.2
51.3
144.1
144.1
59.8
70
195.1
195.1
50.6
147.6
147.6
59.2
50
188.1
187.8
52.5
139.6
139.6
60.6
85
67
60
197.7
191.4
51.6
144.4
144.4
59.8
70
205.0
194.3
50.9
147.9
147.9
59.2
50
223.6
158.9
53.9
151.1
134.6
61.0
72
60
240.0
164.7
53.0
159.8
137.4
60.3
70
252.6
169.2
52.2
166.7
139.7
59.8