Trane CGWF, CCAF manual General Data, Table GD-1. General data Cgwf water-cooled chiller

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General Data

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.

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Contents Scroll Liquid Chillers Introduction Contents Build To Order Features BenefitsEasy Serviceability Single-Source ResponsibilityScroll Chiller Energy Usage Savings Operating TorqueCompression-Second Orbit GeneralInlet-First Orbit Discharge-Third OrbitFeatures Benefits Options OptionsHuman Interfaces Safety ControlsControls Standalone ControlsProgrammable Relays and Alarms Chiller Enable/DisableChiller Hardwire Inputs Include Easy Interface to a Generic Building Management SystemExternal Trane Devices Required Additional Features That May Be UsedRequired Options Swift Emergency Response Energy EfficiencyKeeping Operators Informed Easy Documentation for Regulatory ComplianceWater Pumps Unit LocationWater Treatment Remote CondenserModel Number Description Table GD-2. General data Ccaf compressor chiller General DataTable GD-1. General data Cgwf water-cooled chiller Scroll Liquid Chiller Cgwf Selection Example Compressor Chiller Ccaf Selection ExampleTable PD-1 Hz Cgwf performance data in English units PerformanceData Table PD-2 Hz Cgwf performance data in Metric units COPTable PD-3 Hz Cgwf performance data in English units Table PD-4 Hz Cgwf performance data in Metric units Table PD-7 Hz Ccaf performance data in English units Table PD-8 Hz Ccaf performance data in English units Table PD-9 Hz Ccaf performance data in Metric units Part Load Performance Adjustment Figure PAF-1. Ethylene glycol performance adjustment factorsTable PAF-2. Pressure drop correction factor Chart PD-1. Cgwf evaporator Chart PD-2. Cgwf condenser Electrical Data Connections Table E-1. Electrical data for Cgwf water-cooled chillersElectrical Data Connections Electrical Data Connections Field Layout Electrical Data Connections Field Layout Dimensional Cgwf 40-50 Ton Dimensional Data Ccaf 20-30 Ton Ccaf 40-60 Ton Table W-2. Weights, Ccaf compressor chillers WeightsTable W-1. Weights, Cgwf chillers Mechanical Specifications Starter Trane

CCAF, CGWF specifications

The Trane CGWF and CCAF series are notable advancements in the field of commercial air conditioning and heating solutions. Designed to provide efficient climate control, these units are favored for their reliability, energy efficiency, and innovative technologies.

The Trane CGWF series is characterized by its water-cooled chiller design, making it suitable for a variety of commercial applications. Its primary feature is the use of the eco-friendly refrigerant R-134a, which not only minimizes environmental impact but also complies with evolving regulations regarding refrigerants. The CGWF models are equipped with high-efficiency scroll compressors, which contribute to reduced energy consumption while ensuring optimal performance.

The Series also boasts a range of cooling capacities, making it adaptable to various building sizes and requirements. The intelligent control systems embedded within the CGWF units allow for precise monitoring and adjustment of temperature settings, contributing to stable indoor conditions. Additionally, these chillers feature a robust construction that enhances durability, ensuring long-life service in demanding environments.

On the other hand, the Trane CCAF series reflects an advanced approach to air handling. These units are built with focus on energy efficiency as well, featuring the latest in variable frequency drive (VFD) technology. VFDs enable the system to adjust motor speed according to load requirements, resulting in significant energy savings and lower operational costs. The CCAF series also incorporates advanced filtration options, which improve indoor air quality by ensuring that particulates and contaminants are effectively removed from the air.

A notable characteristic of the CCAF models is their modular design, allowing for easy installation and maintenance. The plug-and-play configuration simplifies the setup, accommodating various spaces without requiring extensive modifications. Furthermore, both the CGWF and CCAF series support connectivity with advanced building management systems, facilitating real-time monitoring and control through smart technology.

In summary, the Trane CGWF and CCAF units stand out for their exceptional efficiency, cutting-edge technology, and flexibility in application. Their design and features reflect a commitment to sustainability and innovation, making them a compelling choice for businesses looking to optimize their HVAC systems while meeting contemporary environmental standards. With Trane’s reputation for quality and reliability, these series are trusted solutions for commercial climate control needs.
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