CG-PRC012-EN14
Table GD-1. General data — CGWF water-cooled chiller
Size 20 25 30 40 50 60
Compressor
Quantity (1) 2 2 2 2/2 2/2 2/2
Nominal Size (tons) (2) 10/10 10/15 15/15 10-10/10-10 10-15/10-15 15-15/15-15
Steps of Unloading (%) 100,50 100,60 100,50 100,75,50,25 100,80,60,30 100,75,50,25
Evaporator
Water Storage (gallons) 12 11 16 13 21 40
(liters) 45 42 61 49 80 151
Min. Flow (gpm) 24 30 36 48 60 84
(L/s) 1.5 1.9 2.3 3.0 3.8 4.7
Max. Flow (gpm) 72 90 108 144 180 252
(L/s) 4.5 5.7 6.8 9.1 11.4 17.3
Condenser
Water Storage (gallons) 5.0 6.1 7.6 11.7 13.9 14.0
(liters) 18.9 23.2 28.9 44.2 52.7 53.1
Min. Flow (gpm) 30 36 50 60 72 90
(L/s) 1.9 2.3 3.2 3.8 4.5 5.7
Max. Flow (gpm) 90 108 146 180 216 325
(L/s) 5.7 6.8 9.2 11.4 13.6 20.5
General Unit
Refrigerant R-22 R-22 R-22 R-22 R-22 R-22
No. of Independent
Refrigerant Circuits 1 1 1 2 2 2
Refrigerant (pound) 50 50 90 50/50 50/50 75/75
Charge (kilogram) 22.7 22.7 40.8 22.7/22.7 22.7/22.7 34/34
Oil Charge (pints) 16 22 28 16/16 22/22 28/28
(liters) 7.6 10.4 13.2 7.6/7.6 10.4/10.4 13.3/13.3
Notes
1. Data containing information on two circuits shown as follows: CKT 1/CKT 2
2. Nominal compressor sizes based on 60 Hz.
Table GD-2. General data — CCAF compressor chiller
Size 20 25 30 40 50 60
Compressor
Quantity (1) 2 2 2 2/2 2/2 2/2
Nominal Size (tons) (2) 10/10 10/15 15/15 10-10/10-10 10-15/10-15 15-15/15-15
Steps of Unloading (%) 100,50 100,60 100,50 100,75,50,25 100,80,60,30 100,75,50,25
Evaporator
Water Storage (gallons) 12 11 16 13 21 19
(liters) 45 42 61 49 80 72
Min. Flow (gpm) 24 30 36 48 60 84
(L/s) 1.5 1.9 2.3 3.0 3.8 4.7
Max. Flow (gpm) 72 90 108 144 180 252
(L/s) 4.5 5.7 6.8 9.1 11.4 17.3
General Unit
Refrigerant R-22 R-22 R-22 R-22 R-22 R-22
No. of Independent
Refrigerant Circuits 1 1 1 2 2 2
Refrigerant (pound) 6 8 12 6/6 8/8 12/12
Charge (kilogram) 2.7 3.6 5.4 2.7/2.7 3.6/3.6 5.5/5.5
Oil Charge (pints) 16 22 28 16/16 22/22 28/28
(liters) 7.6 10.4 13.2 7.6/7.6 10.4/10.4 13.3/13.3
Notes:
1. Data containing information on two circuits shown as follows: CKT 1/CKT 2
2. Nominal compressor sizes based on 60 Hz.
General Data