Cooling capacity — 20 Tons
Tab.7-29
Air
Flow
CFM
Ent
DB
(F)
MBH
61
SHC
MBH
67
85
SHC
MBH
73
SHC
MBH
61
SHC
MBH
67
95
SHC
MBH
73
SHC
MBH
61
SHC
MBH
67
105
SHC
MBH
73
SHC
MBH
61
SHC
MBH
115
67
SHC
MBH
73
SHC
MBH
61
SHC
MBH
67
125
SHC
MBH
73
SHC
Notes: 1.All capacities are gross and have not considered indoor fan heat.To obtain NET cooling capacity
subtract indoor fan heat.
2.MBH=Total Gross Capacity.(Unit:1000Btu/h)
3.SHC=Sensible Heat Capacity.(Unit:1000Btu/h)
7500
75
80
85
9
0
75
216.1
218.7
228.5
241.3
222.0
173.7
205.9
221.6
234.1
183.3
242.1
245.1
247.8
251.2
249.3
138.3
168.8
197.9
228.5
144.5
255.8
260.7
263.9
267.2
258.7
95.4
127.9
154.5
180.2
97.2
202.6
207.5
217.3
231.7
205.2
165.6
197.9
210.7
224.8
175.3
226.9
230.1
233.4
238.1
236.4
132.0
162.5
193.1
223.6
137.5
249.4
252.5
255.6
259.0
251.2
91.2
123.0
151.6
178.6
93.1
188.5
193.4
203.1
219.4
195.0
158.0
187.6
197.0
212.8
169.0
225.9
217.8
216.1
219.4
224.3
125.0
156.0
186.7
218.9
144.0
245.4
247.0
248.6
250.3
248.6
86.6
117.8
147.6
175.5
88.6
172.3
178.8
195.0
211.3
177.1
151.3
173.4
189.2
204.9
160.7
203.1
206.4
208.0
211.3
204.8
130.0
149.8
180.4
211.3
136.5
229.1
232.4
235.6
237.3
235.6
82.1
113.1
143.8
173.9
83.9
162.5
168.6
184.0
199.3
167.1
147.2
163.6
178.4
193.3
151.6
191.6
194.7
196.2
210.3
193.2
122.6
141.3
170.2
189.3
128.8
216.2
219.2
222.3
223.8
222.3
77.4
106.7
135.7
164.0
79.1
8000
8500
80
85
90
7
5
8
0
226.7
236.4
249.3
224.4
230.1
218.7
229.3
241.8
193.1
223.2
251.1
252.5
254.2
252.4
254.3
175.3
207.5
238.1
146.9
180.2
270.2
262.0
265.5
262.3
267.2
130.8
158.0
183.1
99.0
132.0
214.0
226.9
239.7
212.4
217.3
205.5
217.8
230.1
185.1
210.7
240.0
241.3
242.9
244.6
246.4
202.8
236.4
142.8
175.5
170.5
254.0
257.9
262.3
253.5
256.8
127.2
155.7
185.1
94.9
129.4
199.9
216.1
225.9
198.3
206.4
193.9
209.6
219.1
178.8
200.2
222.6
229.1
232.4
229.1
232.4
164.1
197.9
209.1
135.5
172.1
253.5
250.3
251.9
255.1
251.9
122.0
152.6
183.5
90.2
125.9
186.9
203.1
219.4
182.0
193.4
181.3
197.0
212.8
169.0
187.6
209.6
212.9
216.1
216.1
219.4
216.1
143.0
165.8
158.4
191.8
238.9
240.5
242.1
240.5
242.1
118.6
149.5
180.4
87.8
121.9
176.3
191.6
207.0
171.6
182.4
171.0
185.9
200.7
159.4
177.0
197.8
200.8
203.9
203.9
207.0
149.5
180.9
199.8
134.9
156.4
225.4
226.9
228.4
226.9
228.4
111.9
141.0
170.2
82.8
115.0
9000
8
5
9
0
7
5
8
0
8
5
244.6
255.8
233.4
236.4
249.4
237.2
248.1
201.2
229.3
242.0
255.8
257.7
254.3
255.8
259.0
214.0
247.8
150.2
185.1
220.4
268.6
273.0
271.9
265.5
269.8
160.7
189.8
100.6
133.4
162.7
233.4
246.2
217.3
225.2
239.7
226.3
238.8
193.1
218.5
232.5
248.0
249.3
245.4
248.6
250.7
183.5
220.4
212.4
246.2
146.7
260.0
261.6
258.4
263.3
266.5
159.4
189.8
96.7
131.5
162.5
224.3
238.9
203.1
214.5
230.8
217.5
231.7
185.1
208.1
223.8
238.9
234.0
237.3
240.5
235.6
207.5
238.9
140.4
178.6
217.3
256.8
255.1
256.8
253.5
255.1
156.7
188.2
92.0
127.6
160.6
211.3
227.5
186.9
199.9
217.8
220.7
180.9
193.9
211.2
204.9
224.3
227.5
221.0
224.3
227.5
173.9
212.9
199.9
227.5
134.6
243.8
245.4
242.1
243.8
245.4
156.0
190.1
87.8
126.8
159.3
199.3
214.6
176.3
188.6
205.4
193.3
208.2
170.3
182.9
199.3
208.5
211.6
214.6
211.6
214.6
188.6
210.3
126.9
164.0
200.8
230.0
231.5
228.4
230.0
231.5
147.2
179.4
82.8
119.6
150.2
I&O manual
29