Catalogue

CG-PRC017H-EN 19
General Data
Table 5. General data - 60 Hz - extra efficiency - IP
Size 20 26 30 35 40 52 60 70
Compressor
Number # 2 2 2 2 4 4 4 4
Tonnage/circuit¹ 10+10 13+13 15+15 15+20 10+10 13+13 15+15 15+20
Evaporator
Water storage (gal) 1.4 2.2 2.2 3.2 2.4 4.1 5.0 7.5
Min. flow (gpm) 30 38 42 50 57 74 84 100
Max. flow (gpm) 69 89 100 117 136 176 201 238
Water connection (in) 2 2.5 2.5 2.5 3 3 3 3
Condenser
Quantity of coils # 1 1 1 1 2 2 2 2
Coil length (in) 91 91 127 127 91 91 127 127
Coil height (in) 68 68 68 68 68 68 68 68
Number of rows # 3 3 3 3 3 3 3 3
Fins per foot (fpf) 192 192 192 192 192 192 192 192
Fan
Quantity # 2 2 3 3 4 4 6 6
Diameter (in) 28.8 28.8 28.8 28.8 28.8 28.8 28.8 28.8
Airflow per fan (cfm) 9413 9420 9168 9173 9413 9420 9168 9173
Power per motor (HP) 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3
Motor RPM (rpm) 840 840 840 840 840 840 840 840
Tip speed (ft/min) 6333 6333 6333 6333 6333 6333 6333 6333
General Unit
Refrig circuits # 1 1 1 1 2 2 2 2
Capacity steps % 50-100 50-100 50-100 43-100 25-50-75-100 25-50-75-100 25-50-75-100 21-43-71-100
Refrig charge/circuit ¹ (lbs) 45 48 68 68 42 42 66 62
Oil charge/circuit¹ (gal) 1.7 1.7 1.9 3.5 1.7 1.7 1.9 3.5
Min ambient - wide (°F) 0 0 0 0 0 0 0 0
Min ambient - high (°F) 32 32 32 32 32 32 32 32
Pump Package
Avail head pressure² (ft H2O) 78.2 77.7 71.1 67.6 67.1 58.6 76.7 63.5
Power (HP) 5 5 5 5 5 5 7.5 7.5
Expansion tank
volume
(gal) 5 5 5 5 5 5 5 5
Buffer tank volume (gal) 140 140 140 140 140 140 140 140
Partial Heat Recovery
Water storage/circuit¹ (gal) 0.02 0.02 0.02 0.03 0.02 0.02 0.02 0.03
Max flow (gpm) 39 39 39 39 78 78 78 78
Water connection (in) 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5
1. Data shown for circuit one only. The second circuits always matches.
2. Pump available head pressure is based on: 44/54°F evaporator with water, .0001 hr-ft²-°F/Btu, 95°F ambient and 0 ft elevation.