Specifications

035-17377-000 REV A (0201)
Unitary Products Group 53
8.5 ton high efficiency unit uses TXV. Charge the unit to 10° subcooling.
10 ton high efficiency unit uses TXV. Charge the unit to 10° subcooling.
TABLE 58: 7.5 TON HIGH EFFICIENCY SUPERHEAT CHARGING
Outdoor
Temp (°F)
Superheat at Compressor Suction (°F)
Airflow = 3000 CFM
Indoor WB Temp (°F)
55 57 59 61 63 65 67 69 71 73 75
65 19.6 20.8 22.0 23.2 24.4 25.6 26.9 28.4 29.9 31.4 32.9
70 16.0 17.2 18.4 19.7 20.9 22.1 23.4 25.4 27.4 29.4 31.4
75 12.3 13.6 14.8 16.1 17.3 18.6 19.9 22.4 24.9 27.4 29.9
80 8.7 10.0 11.2 12.5 13.8 15.1 16.4 19.4 22.4 25.4 28.4
85 5.1 6.4 7.7 9.0 10.3 11.6 12.9 16.4 19.9 23.4 26.9
90 5.3 6.3 7.3 8.2 9.2 10.2 11.2 14.9 18.7 22.4 26.2
95 5.6 6.3 6.9 7.6 8.2 8.9 9.5 13.5 17.5 21.4 25.4
100 5.2 5.8 6.5 7.1 7.8 8.4 9.1 12.3 15.6 18.8 22.1
105 - 5.4 6.1 6.7 7.3 8.0 8.6 11.1 13.7 16.2 18.7
110 - 5.0 5.6 6.3 6.9 7.6 8.2 10.0 11.8 13.6 15.3
115 - - 5.2 5.9 6.5 7.1 7.8 8.8 9.9 10.9 12.0
TABLE 59: 12.5 TON HIGH EFFICIENCY SUPERHEAT CHARGING
Outdoor
Temp (°F)
Superheat at Compressor Suction (°F)
Airflow = 5000 CFM
Indoor WB Temp (°F)
55 57 59 61 63 65 67 69 71 73 75
65 7.9 10.7 13.6 16.4 19.3 22.2 25.0 26.9 28.7 30.5 32.4
70 7.3 9.7 12.2 14.6 17.1 19.5 22.0 24.2 26.5 28.8 31.0
75 6.7 8.7 10.8 12.8 14.8 16.9 18.9 21.6 24.3 27.0 29.7
80 6.1 7.7 9.3 11.0 12.6 14.3 15.9 19.0 22.1 25.2 28.3
85 5.5 6.7 7.9 9.2 10.4 11.6 12.9 16.4 19.9 23.5 27.0
90 5.6 6.5 7.4 8.4 9.3 10.2 11.2 14.9 18.7 22.5 26.2
95 5.6 6.3 6.9 7.6 8.2 8.8 9.5 13.5 17.5 21.5 25.5
100 5.2 5.8 6.5 7.1 7.8 8.4 9.0 12.3 15.6 18.8 22.1
105 - 5.4 6.0 6.7 7.3 8.0 8.6 11.1 13.7 16.2 18.7
110 - - 5.6 6.2 6.9 7.5 8.2 10.0 11.8 13.6 15.4
115 - - 5.1 5.8 6.4 7.1 7.7 8.8 9.9 10.9 12.0