Trane CG-PRC007-EN Table GD-1- General Data - 10-60TonUnits, Model Number, Compressor Data

General Data

Table GD-1 — General Data — 10–60Ton Units

	10Ton	15Ton	20Ton	25Ton	30Ton	40Ton	50Ton	60Ton
Model Number	CGA120	CGA180	CGAF-C20	CGAF-C25	CGAF-C30	CGAF-C40	CGAF-C50	CGAF-C60
Compressor Data
Model	Scroll	Scroll	Scroll	Scroll	Scroll	Scroll	Scroll	Scroll
Quantity	2	2	2	1/1	2	4	2/2	4
Nominal Tons per Compressor	5	7.5	10	10/15	15	10	10/15	15
Evaporator
Nominal Size (Tons)	10	15	20	25	30	40	50	60
Water Storage Capacity (Gallons)²	1.4	1.5	2.2	2.7	3.2	4.1	5.0	7.4
Min. Flow Rate (GPM)	12.0	18.0	24	30	36	48	60	72
Max. Flow Rate (GPM)	36.0	54.0	72	90	108	144	180	216
Max EWT At Start-Up — Deg F³	100	100	108	108	108	108	108	108
Condenser
Nominal Size (Tons)	10	15	20	25	30	40	50	60
Number of Coils	1	2	1	2	2	2	2	2
Coil Size (ea., Inches)4	28 x 108	28 x 83	61 x 71	45 x 71/35 x 71	56 x 70	56 x 70	57 x 96	57 x 96
Number of Rows	2	2	3	3	3	3	3	4
Subcooler Size (ea., Inches)	4 x 108	4 x 83	10 x 71	14 x 71	9 x 70	9 x 70	9 x 96	9 x 96
Condenser Fans
Quantity	1	2	2	3	4	4	6	6
Diameter (Inches)	28	26	26	26	26	26	26	26
CFM (Total)	8,120	11,600	15,000	21,650	29,200	29,200	42,300	40,700
Nominal RPM	1100	1100	1140	1140	1140	1140	1140	1140
Tip Speed (Ft/Min)	8060	7490	7750	7750	7750	7750	7750	7750
Motor HP (ea.)	1.0	1/2	1.0	1.0	1.0	1.0	1.0	1.0
Drive Type	Direct	Direct	Direct	Direct	Direct	Direct	Direct	Direct
Minimum Outdoor Air Temperature Permissible
For Mechanical Cooling¹
Standard Ambient Control Unit (°F)	50	50	30	30	30	30	30	30
Standard Ambient w/Hot Gas Bypass (°F)	60	60	40	40	40	40	40	40
Low Ambient Option (°F)	0	0	0	0	0	0	0	0
Low Ambient Control w/Hot Gas Bypass(°F) 15		15	10	10	10	10	10	10
General Unit
Unload Steps	100-50	100-50	100-50	100-60-40	100-50	100-75-50-25 100-80-60-30100-75-50-25
No. of Independent Refrig. Circuits	2	2	1	1	1	2	2	2
Refrigerant Charge (lbs. R22/Circuit)	8.25	11.5	40.5	54.0	72.0	38.0	49.0	75.00
Oil Charge (Pints/Circuit)	4.1	7.5	17.0	22.3	27.6	17.0	22.3	27.6

*Unloading steps depend upon which compressor is lead compressor. Notes:

1.Minimum start-up ambient based on unit at minimum step of unloading and a 5 mph wind across the condenser.

2.Includes piping internal to chiller.

3.At 95°F ambient.

4.Does not include subcooling portion of coil.

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