18-GL07D1-4 27
2GN SPLIT INSTALLER’S GUIDE
OPERATING PARAMETERS
2GN-026 thru 2GN-064
(with TAMG Series Air Handler)
First Stage Operation
Second Stage Operation
COOLING -- NO HOT WATER GENERATOR
ENTERING
WATER
TEMP °F
WATER
FLOW GPM/
TON
2GN026 THRU 2GN064 2GN026 THRU 2GN064
SUCTION
PRESSURE
PSIG
DISCHARGE
PRESSURE
PSIG
SUPER
HEAT
SUB
COOLING
WATER
TEMP
RISE °F
AIR TEMP
DROP °F
DB
50
1.5 130-150 193-230 8-16 7-14 7-20 18-24
3.0 128-153 190-230 8-16 3-10 9-14 18-25
70
1.5 130-150 238-282 6-16 4-16 9-18 18-25
3.0 130-155 238-262 6-18 5-11 5-10 18-24
90
1.5 133-148 308-340 7-16 6-18 4-11 19-25
3.0 138-153 303-333 7-18 7-14 5-9 17-22
HEATING -- NO HOT WATER GENERATOR
ENTERING
WATER
TEMP °F
WATER
FLOW GPM/
TON
2GN026 THRU 2GN064 2GN026 THRU 2GN064
SUCTION
PRESSURE
PSIG
DISCHARGE
PRESSURE
PSIG
SUPER
HEAT
SUB
COOLING
WATER
TEMP
DROP °F
AIR TEMP
RISE °F DB
30
1.5 78-100 275-325 6-11 4-16 2-8 20-29
3.0 78-110 285-325 6-11 4-16 3-7 20-32
50
1.5 105-120 305-350 5-12 4-16 5-12 24-32
3.0 110-125 305-355 9-15 2-14 4-9 20-34
70
1.5 140-155 305-355 5-12 2-14 8-12 24-39
3.0 145-160 330-360 7-17 7-15 4-9 24-39
COOLING -- NO HOT WATER GENERATOR
ENTERING
WATER
TEMP °F
WATER
FLOW GPM/
TON
2GN026 THRU 2GN064 2GN026 THRU 2GN064
SUCTION
PRESSURE
PSIG
DISCHARGE
PRESSURE
PSIG
SUPER
HEAT
SUB
COOLING
WATER
TEMP RISE
°F
AIR TEMP
DROP °F
DB
50
1.5 120-140 200-245 7-17 6-14 7-16 19-26
3.0 115-140 195-290 7-15 4-11 8-12 20-24
70
1.5 121-136 265-310 9-15 6-18 7-15 19-25
3.0 123-139 265-310 10-16 8-16 8-12 18-24
90
1.5 122-140 310-360 8-14 6-18 10-16 18-24
3.0 123-139 310-350 8-14 7-15 8-12 17-23
HEATING -- NO HOT WATER GENERATOR
ENTERING
WATER
TEMP °F
WATER
FLOW GPM/
TON
2GN026 THRU 2GN064 2GN026 THRU 2GN064
SUCTION
PRESSURE
PSIG
DISCHARGE
PRESSURE
PSIG
SUPER
HEAT
SUB
COOLING
WATER
TEMP
DROP °F
AIR TEMP
RISE °F DB
30
1.5 72-89 295-350 7-18 10-20 4-13 18-24
3.0 73-87 305-330 7-18 10-20 4-16 18-27
50
1.5 100-120 320-365 6-14 6-18 4-10 23-34
3.0 105-120 355-365 6-14 6-18 4-9 20-37
70
1.5 142-158 360-380 6-12 4-15 6-15 28-38
3.0 138-152 365-390 7-14 4-15 6-12 24-42
NOTES: Cooling performance based on entering air temperatures of 80°F DB, 67°F WB.
Heating performance based on entering air temperatures of 70°DB.
5/29/08
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