173
Fig. 56 — Charging Chart — 75 Ton Standard Capacity, Standard Efficiency
Fig. 57 — Charging Chart — 75 Ton Standard Capacity, High Efficiency
155
145
135
125
115
105
95
85
75
65
40
60
50
70
90
40
80
40
100
120
110
OUTDOOR AIR TEMPERATURE (F)
SA
TURA
TED DISCHARGE TEMPERA
TURE (F)
REDUCE CHARGE IF ABOVE
ADD CHARGE IF BELOW CURVE
55 SST
45 SST
35 SST
155
145
135
125
115
105
95
85
75
65
40
60
50
70
90
40
80
40
100
120
110
OUTDOOR AIR TEMPERATURE (F)
SA
TURA
TED DISCHARGE TEMPERA
TURE (F)
REDUCE CHARGE IF ABOVE
ADD CHARGE IF BELOW CURVE
55 SST
45 SST
35 SST
Summary of Contents for WeatherExpert 48N2
Page 135: ...135 Fig 18 48 50N Typical Power Schematic Nominal 075 Ton Unit Shown ...
Page 136: ...136 Fig 19 48 50N Typical Power Schematic Nominal Ton 90 150 Units Shown ...
Page 137: ...137 Fig 20 48 50N Main Base Board Input Output Connections ...
Page 138: ...138 Fig 21 48 50N RXB EXB CEM Input Output Connections a48 9307 ...
Page 139: ...139 Fig 22 48 50N EXV SCB Input Output Connections a48 9308 ...
Page 140: ...140 Fig 23 48N Typical Modulating Gas Heat Unit Control Wiring ...
Page 141: ...141 Fig 24 50N Typical Electric Heat Unit Control Wiring ...
Page 144: ...144 Fig 27 48N Typical Gas Heat Section Wiring Nominal Ton 120 to 150 Units ...
Page 145: ...145 Fig 28 48 50N Typical Power Component Control Wiring 460 v ...
Page 146: ...146 Fig 29 48 50N Component Control Wiring 575 v Nominal Ton 075 to 150 Units ...
Page 147: ...147 Fig 30 48 50N Component Arrangement Power Box ...
Page 148: ...148 Fig 31 48 50N Component Arrangement Control Box ...
Page 240: ...240 APPENDIX D VFD INFORMATION CONT Fig G VFD Bypass Wiring Diagram WHEN USED ...