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Table 8C — Superheat Charging Table, 48SS030
TEMP (F)
AIR ENT
COND
EVAP AIR — CFM
1000
Evap Air — Ewb (F)
54 56 58 60 62 64 66 68 70 72 74 76
65 SPH 14.2 15.1 16.1 17.1 19.2 21.3 23.3 24.7 25.9 27.2 27.8 28.5
70 SPH 13.6 14.1 14.6 15.0 17.1 19.2 21.3 22.8 24.2 25.7 26.3 26.9
75 SPH 13.0 13.0 13.0 13.0 15.1 17.2 19.2 20.9 22.6 24.2 24.8 25.4
80 SPH 10.9 11.0 11.0 10.9 13.6 16.1 18.7 20.1 21.4 22.7 23.6 24.4
85 SPH 8.9 8.9 8.9 8.9 12.0 15.1 18.2 19.2 20.2 21.2 22.4 23.5
90 SPH 8.3 8.4 8.4 8.3 10.9 13.6 16.2 17.7 19.2 20.8 21.6 22.5
95 SPH 7.8 7.8 7.8 7.8 9.9 12.0 14.1 16.1 18.2 20.2 20.9 21.7
100 SPH 7.3 7.3 7.3 7.3 9.3 11.4 13.6 15.6 17.6 19.7 20.2 20.7
105 SPH 6.7 6.7 6.7 6.7 8.8 10.9 13.0 15.0 17.1 19.1 19.4 19.8
110 SPH ****6.78.910.9 13.0 15.0 17.1 18.0 18.9
115 SPH *****6.88.910.9 13.0 15.0 16.5 18.0
LEGEND
Ewb — Entering Wet Bulb
SPH — Superheat at Compressor (F)
*Do not attempt to charge system under these conditions — refrig-
erant slugging may occur.
Table 8D — Superheat Charging Table, 48SS036
TEMP (F)
AIR ENT
COND
EVAP AIR — CFM
1200
Evap Air — Ewb (F)
54 56 58 60 62 64 66 68 70 72 74 76
65 SPH 8.4 8.4 8.4 8.4 12.5 16.7 18.7 20.7 22.0 23.4 24.8 26.1
70 SPH 5.0 5.0 5.0 5.0 9.0 13.1 15.9 18.6 20.0 21.3 22.7 24.0
75 SPH ****5.49.613.1 16.6 17.9 19.3 20.6 22.0
80 SPH **** * 6.010.3 14.5 15.9 17.3 18.6 20.0
85 SPH **** * * 7.512.5 13.9 15.2 16.5 17.9
90 SPH **** * * 5.410.4 12.5 14.6 16.8 18.8
95 SPH **** * * * 8.411.314.1 17.0 19.8
100 SPH **** * * * 6.410.0 13.5 17.1 20.7
105 SPH **** ****8.713.0 17.3 21.7
110 SPH **** ****9.312.4 15.6 18.7
115 SPH **** ****10.0 11.9 13.8 15.8
LEGEND
Ewb — Entering Wet Bulb
SPH — Superheat at Compressor (F)
*Do not attempt to charge system under these conditions — refrig-
erant slugging may occur.
Table 8E — Superheat Charging Table, 48SS042
TEMP (F)
AIR ENT
COND
EVAP AIR — CFM
1400
Evap Air — Ewb (F)
54 56 58 60 62 64 66 68 70 72 74 76
65 SPH 11.0 11.0 11.0 14.0 17.0 20.0 22.0 24.0 26.0 26.0 27.7 28.6
70 SPH 7.5 7.5 7.5 10.4 13.4 16.4 18.9 21.4 24.0 25.0 26.1 27.1
75 SPH * * * 6.9 9.9 12.9 15.9 18.9 21.9 23.2 24.4 25.7
80 SPH * * * 5.9 8.4 10.8 13.8 16.8 19.8 21.3 22.8 24.9
85 SPH * * * 5.0 6.9 8.8 11.8 14.8 17.8 19.5 21.1 22.8
90 SPH * * * * 6.0 6.8 10.2 13.7 17.3 18.6 20.0 21.4
95 SPH * * * * * 5.0 8.7 12.7 16.7 17.8 18.9 20.0
100 SPH ******6.510.5 14.6 16.4 18.2 20.0
105 SPH *******8.412.6 15.1 17.6 20.0
110 SPH *******8.012.0 14.2 16.4 18.6
115 SPH *******7.711.513.4 15.3 17.2
LEGEND
Ewb — Entering Wet Bulb
SPH — Superheat at Compressor (F)
*Do not attempt to charge system under these conditions — refrig-
erant slugging may occur.
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