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Operating Parameters
Suction
Water Flow
EWT °F
Pressure
(GPM/ Ton)
PSIG
1.5
20
2.25
3.0
1.5
30
2.25
108-113
102-109
3.0
1.5
141-156
50
2.25
130-146
3.0
121-139
1.5
152-162
2.25
70
139-151
3.0
135-144
1.5
155-168
90
2.25
141-155
3.0
132-150
1.5
110
2.25
145-164
133-149
3.0
1.5
120
2.25
145-158
3.0
139-151
NOTES: Based on Nominal 400 cfm per ton airfl ow and 70°F EAT heating and 80/67°F EAT cooling
Cooling air and water numbers can vary greatly with changes in humidity
No Hot Water Generator
Suction
Water Flow
EWT °F
Pressure
(GPM/ Ton)
PSIG
1.5
2.25
20
3.0
1.5
30
2.25
118-114
3.0
106-114
1.5
144-159
50
2.25
133-149
3.0
125-142
1.5
155-166
70
2.25
142-155
3.0
138-147
1.5
157-170
90
2.25
147-159
3.0
139-153
1.5
110
2.25
148-167
3.0
143-157
1.5
120
2.25
149-160
3.0
144-156
NOTES: Based on Nominal 400 cfm per ton airfl ow and 70°F EAT heating and 80/67°F EAT cooling
Cooling air and water numbers can vary greatly with changes in humidity
No Hot Water Generator
Suction
Discharge
EWT °F
Pressure
Pressure
PSIG
PSIG
30
69-82
275-311
50
103-117
288-327
70
139-153
300-343
NOTES: Water Heating mode allows only high capacity compressor operation.
No Hot Water Generator
1st Stage Operating Parameters 038-072
Forced Air Cooling
Discharge
Super-heat
Sub-cooling
Pressure
°F
°F
PSIG
Operation Not Recommended
Operation Not Recommended
141-178
22° - 40°
4° - 18°
154-192
22° - 40°
4° - 18°
170-222
9° - 19°
7° - 18°
188-224
7° - 17°
7° - 18°
208-239
8° - 18°
7° - 18°
232-242
7° - 15°
8° - 18°
247-281
7° - 14°
8° - 18°
269-309
7° - 13°
8° - 18°
311-335
7° - 18°
9° - 18°
327-361
6° - 14°
9° - 18°
348-387
6° - 15°
9° - 18°
Operation Not Recommended
421-453
6° - 12°
9° - 18°
439-481
6° - 12°
10° - 20°
Operation Not Recommended
481-511
6° - 12°
10° - 20°
491-528
6° - 12°
10° - 20°
2nd Stage Operating Parameters 038-072
Forced Air Cooling
Discharge
Super-heat
Sub-cooling
Pressure
°F
°F
PSIG
Operation Not Recommended
Operation Not Recommended
144-182
22° - 40°
4° - 18°
154-192
22° - 40°
4° - 18°
172-225
9° - 19°
7° - 18°
191-228
7° - 17°
7° - 18°
210-242
8° - 18°
7° - 18°
234-246
8° - 15°
8° - 18°
253-289
7° - 14°
8° - 18°
274-319
7° - 13°
8° - 18°
313-338
7° - 18°
9° - 18°
331-365
7° - 14°
9° - 18°
351-392
6° - 15°
9° - 18°
Operation Not Recommended
425-458
7° - 12°
9° - 18°
444-485
6° - 12°
10° - 20°
Operation Not Recommended
487-519
7° - 12°
10° - 20°
496-534
6° - 12°
10° - 20°
80°F ELT
Super-heat
Sub-cooling
°F
°F
9° - 17°
10° - 19°
9° - 18°
13° - 20°
11° - 17°
15° - 24°
Water
Air Temp
Suction
Temp Rise
Drop °F
Pressure
°F
DB
PSIG
57-64
8-13
14-22
73-87
8-12
18-25
68-81
8-15
18-25
125-136
7-12
22-26
107-122
8-13
21-25
98-114
7-18
18-23
163-185
6-14
18-25
147-162
8-12
20-25
132-156
8-19
17-21
195-215
9-15
18-23
177-202
9-13
19-23
158-189
7-12
18-22
7-11
18-22
8-14
17-21
5-12
17-21
Water
Air Temp
Suction
Temp Rise
Drop °F
Pressure
°F
DB
PSIG
57-64
8-13
14-22
77-90
8-13
18-25
71-85
8-15
18-25
127-139
7-12
22-26
111-126
8-13
21-25
102-118
7-16
18-23
166-189
6-13
18-25
151-168
8-14
20-25
138-160
8-19
17-21
198-219
6-13
18-23
181-206
9-13
19-23
162-193
5-12
18-22
7-11
18-22
8-19
17-21
5-12
17-21
038-072
Water Heating
100°F ELT
Suction
Discharge
Super-heat
Pressure
Pressure
°F
PSIG
PSIG
71-84
368-407
8° - 15°
106-122
380-419
8° - 16°
142-157
394-432
8° - 17°
31
T2GY INSTALLER'S GUIDE
Forced Air Heating
Discharge
Super-heat
Sub-cooling
Pressure
°F
°F
PSIG
Operation Not Recommended
272-282
12° - 21°
8° - 16°
Operation Not Recommended
244-279
7° -18°
3° - 16°
282-298
7° - 18°
3° - 16°
271-320
10° - 17°
4° - 17°
288-326
7° - 15°
4° - 17°
310-338
7° - 18°
4° - 17°
301-357
12° - 21°
4° - 17°
321-368
9° - 13°
4° - 17°
351-382
8° - 16°
4° - 17°
320-392
12° - 24°
2° - 14°
351-398
9° - 18°
2° - 14°
378-418
12° - 24°
2° - 14°
Operation Not Recommended
Operation Not Recommended
Forced Air Heating
Discharge
Super-heat
Sub-cooling
Pressure
°F
°F
PSIG
Operation Not Recommended
272-282
12° - 21°
8° - 16°
Operation Not Recommended
249-284
3° -18°
3° - 16°
288-305
6° - 18°
3° - 16°
273-325
10° - 17°
4° - 17°
292-330
6° - 15°
4° - 17°
315-343
6° - 18°
4° - 17°
305-361
12° - 21°
4° - 17°
326-371
6° - 13°
4° - 17°
355-386
8° - 16°
4° - 17°
322-398
12° - 24°
2° - 14°
355-402
9° - 18°
2° - 14°
382-422
12° - 24°
2° - 14°
Operation Not Recommended
Operation Not Recommended
120°F ELT
Suction
Discharge
Sub-cooling
Pressure
Pressure
°F
PSIG
PSIG
10° - 19°
73-88
462-502
13° - 20°
110-124
472-512
15° - 24°
148-162
483-523
Water
Air Temp
Temp Rise
Drop °F
°F
DB
3 - 8
16-20
4 - 9
16-20
3 - 8
18-23
4 - 10
21-29
4 - 9
20-29
4 - 8
22-30
6 - 10
22-28
5 - 9
28-36
4 - 8
30-37
8 - 12
23-32
6-10
32-42
4 - 9
37-42
Water
Air Temp
Temp Rise
Drop °F
°F
DB
3 - 8
16-20
4 - 9
16-20
3 - 8
18-23
4 - 9
21-29
4 - 8
20-29
4 - 8
22-30
6 -10
22-28
5 - 9
28-36
4 - 9
30-37
8 -12
23-32
6 -10
32-42
4 - 9
37-42
Super-heat
Sub-cooling
°F
°F
10° - 19°
11° - 19°
7° - 14°
9° - 20°
8° - 15°
7° - 24°
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