Carrier WEATHERMAKER 48A2020 - Page 146

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Fig. 52 — Charging Chart — 48/50A035 with R-410A Refrigerant
LEGEND
MCHX— Microchannel Heat Exchanger
SST — Saturated Suction Temperature
35 Ton MCHX CIRCUIT A Charging Chart
All C ompr e ssors on a Circuit Must be Operating
All O utdoor Fans Must be Operating
85
90
95
100
105
110
115
120
125
130
135
140
145
150
55 60 65 70 75 80 85 90 95 100 105 110 115 120
Outdoor Air Temperature (deg F)
Saturated Condensing Temperature (deg F)
Reduce Charge if Above Curve
Add Charge if Below Curve
SST= 45 F
SST= 55 F
SST= 3 5 F
35 Ton MCHX CIRCUIT B Charging Chart
All C ompr e ssors on a Circuit Must be Operating
All O utdoor Fans Must be Operating
85
90
95
100
105
110
115
120
125
130
135
140
145
150
155
55 60 65 70 75 80 85 90 95 100 105 110 115 120
Outdoor Air Temperature (deg F)
Saturated Condensing Temperature (deg F)
Reduce Charge if Above Curve
Add Charge if Below Curve
SST= 45 F
SST= 55 F
SST= 3 5 F