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12
12 SEER - Refrigerant Charging Tables for Heating Mode of Operation - Continued
3-1/2 Ton
3 Ton
- Shaded Boxes indicate
flooded conditions
* Note: All pressures are listed in psig. and all temperatures in °F.
- Rated Design Values. Suction Pressure will be lower than design value if indoor air
flow, entering dry bulb, or entering wet bulb temperatures are lower than design.
- Discharge temperatures greater than charted
values indicate an undercharged system.
Pressures shown are for heat pump operating only without back-up heat.
OUTDOOR TEMPERATURE (DEG. F)
0
10
20
30
40
Suc.
Disch.
Disch.
Suc.
Disch.
Disch.
Suc.
Disch. Disch.
Suc.
Disch.
Disch.
Suc.
Disch.
Disch.
Press
Press. Temp.
Press.
Press. Temp.
Press.
Press. Temp.
Press.
Press. Temp.
Press.
Press. Temp.
13
120
118
22
136
126
31
152
135
40
167
143
48
169
155
14
127
116
23
142
124
32
156
133
41
171
141
49
176
152
15
134
114
24
148
122
33
161
131
42
174
139
50
183
149
16
141
112
25
154
120
34
166
129
43
178
137
51
190
146
17
148
110
26
159
118
35
171
127
44
182
135
52
197
143
18
155
108
27
165
116
36
175
125
45
185
133
53
204
141
19
162
106
28
171
114
37
180
123
46
189
131
54
211
138
50
60
Suc.
Disch.
Disch.
Suc.
Disch.
Disch.
Press.
Press. Temp.
Press.
Press. Temp.
57
179
170
65
189
185
58
186
165
66
196
179
59
193
161
67
203
173
60
200
156
68
210
167
61
207
152
69
217
160
62
214
147
70
224
154
63
221
143
71
231
148
OUTDOOR TEMPERATURE (DEG. F)
0
10
20
30
40
Suc.
Disch.
Disch.
Suc.
Disch.
Disch.
Suc.
Disch.
Disch.
Suc.
Disch.
Disch.
Suc.
Disch.
Disch.
Press
Press. Temp.
Press.
Press. Temp.
Press.
Press. Temp.
Press.
Press. Temp.
Press.
Press. Temp.
21
133
124
25
146
127
29
160
130
34
173
132
43
183
155
22
140
122
26
152
125
30
164
128
35
176
130
44
190
152
23
147
120
27
158
123
31
169
126
36
180
128
45
197
150
24
154
118
28
164
121
32
174
124
37
184
126
46
204
147
25
161
116
29
170
119
33
179
122
38
187
124
47
211
144
26
168
114
30
176
117
34
184
120
39
191
122
48
218
141
27
175
112
31
182
115
35
188
118
40
195
120
49
225
138
50
60
Suc.
Disch.
Disch.
Suc.
Disch.
Disch.
Press.
Press. Temp.
Press.
Press. Temp.
56
213
198
70
243
242
57
220
194
71
250
235
58
227
189
72
257
229
59
234
185
73
264
223
60
241
180
74
271
217
61
248
176
75
278
211
62
255
171
76
285
205