Trane Official Manual for CGWF Refrigerators: Specifications and Features
Page 13

Model Number

Description

Model Number Description

CGW F

020

4

C

A0

U

A

A

1

C

L

1

D

0

N

N

0

0

N

0

X

0

X

1,2,3

4

5,6,7

8

9

10,11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

Digits 01, 02, 03, – Chiller series CGWF = Water cooled scroll

chiller

CCAF = Scroll compressor chiller (condenserless)

Digits 04, – Development sequence

Digits 05, 06, 07 – Unit nominal tonnage 020 = 20 Nominal tons

025 = 25 Nominal tons

030 = 30 Nominal tons

040 = 40 Nominal tons

050 = 50 Nominal tons

060 = 60 Nominal tons

Digit 08 – Unit voltage

G= 208-230/60/3 D = 380/60/3

N = 400/50/3 4 = 460/60/3 5 = 575/60/3

Digit 09 – Ship Cycle

C = Made to order

(C) = Packed stock (Contact BU)

Digit 10, 11 – Design sequence

XX = Factory/ABU assigned

Digit 12 – Agency listing

N = No agency listing

U = C/UL listing

Digit 13 – Pressure vessel code A = ASME code

C = Canadian code

Digit 14 – Shipping package

A= Ship via flat bed truck

B= Ship w/shrink wrap bag and skid

C= Ship w/skid

Digit 15 – Condenser temperature range 0 = None - CCAF units

1 = Standard 60-90°F [15.6-32.2°C] entering water temp

4 = High 90-130°F [32.2-54.4°C] entering water temp

Digit 16 – Condenser tube material N = None - CCAF units

C = Std copper finned tubes

Digit 17 – Condenser water connections

N = None - CCAF units

L = Left hand cond water connections (default)

R = Right hand cond water connections

Digit 18 – Evaporator temperature range 1 = Standard cooling 40-60°F[4.4-15.6°C] 2 = Ice making 26-39°F[-3.3-3.9°C]

3 = Low temp 10-25°F [-12.2-(-3.9)°C]

4 = Standard cooling/Ice making 20-60°F [-6.7-15.6°C]

Digit 19 – Power line connection type T = Terminal block

D = Non-fused disconnect switch

Digit 20 – Short circuit rating 0 = No short circuit rating

1 = With short circuit rating

Digit 21 – Control input options N = No options

R= Remote chilled water setpoint input C = Remote compressor inhibit and/or

icemaking input

B = Remote CWS and compressor inhibit/icemaking input

Digit 22 – Control output options N = No options

P= Programmable relays for remote alarm, run, etc.

Digit 23 – Auxiliary sensor options

0= None

1= Condenser water temp sensors (CGWF only)

2= Outdoor temp sensor -

CWR or Amb Lockout

3= Both condenser and outdoor temp sensor

Digit 24 – Communication options 0 = None

3= Tracer Summit interface

5= LonTalk LCI-C interface

Digit 25 – Hot gas bypass

N = NO HGBP valve/function

H = HGBP function included

Digit 26 – Sound attenuator

0 = No sound attenuator

1 = Sound attenuator - factory installed

Digit 27 – Ship-with accessories - isolators, WRV

X= No ship-with accessories N = Neoprene isolators

A = 1.5" 2-way water reg valve x 1 B = 2" 2-way water reg valve x 1 C = 2.5" 2-way water reg valve x 1 D = 1.5" 2-way water reg valve x 2 E = 2" 2-way water reg valve x 2 F = 2.5" 2-way water reg valve x 2 G = Neo isolators + 1.5" WRV x 1 H = Neo isolators + 2" WRV x 1 J = Neo isolators + 2.5" WRV x 1 K = Neo isolators + 1.5" WRV x 2 L = Neo isolators + 2" WRV x 2 M = Neo isolators + 1.5" WRV x 2

Digit 28 – Ship-with accessories - flow switches

0 = No flow switches

1 = 150 psi NEMA-1 flow switch (FS4-3) x 1

2 = 150 psi NEMA-1 flow switch (FS4-3) x 2

4 = 150 psi NEMA-4 flow switch (FS8-W) x 1

5 = 150 psi NEMA-4 flow switch (FS8-W) x 2

Digit 29 – Design special

X = Unit has no special features

S = Unit has special design feature

CG-PRC012-EN

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Contents Scroll Liquid Chillers Introduction Contents Easy Serviceability Features BenefitsBuild To Order Single-Source ResponsibilityOperating Torque Scroll Chiller Energy Usage SavingsInlet-First Orbit GeneralCompression-Second Orbit Discharge-Third OrbitOptions Features Benefits OptionsControls Safety ControlsHuman Interfaces Standalone ControlsChiller Hardwire Inputs Include Chiller Enable/DisableProgrammable Relays and Alarms Easy Interface to a Generic Building Management SystemRequired Options Additional Features That May Be UsedExternal Trane Devices Required Keeping Operators Informed Energy EfficiencySwift Emergency Response Easy Documentation for Regulatory ComplianceWater Treatment Unit LocationWater Pumps Remote CondenserModel Number Description Table GD-1. General data Cgwf water-cooled chiller General DataTable GD-2. General data Ccaf compressor chiller Compressor Chiller Ccaf Selection Example Scroll Liquid Chiller Cgwf Selection ExampleData PerformanceTable PD-1 Hz Cgwf performance data in English units COP Table PD-2 Hz Cgwf performance data in Metric unitsTable 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 Figure PAF-1. Ethylene glycol performance adjustment factors Performance AdjustmentTable PAF-2. Pressure drop correction factor Chart PD-1. Cgwf evaporator Chart PD-2. Cgwf condenser Table E-1. Electrical data for Cgwf water-cooled chillers Electrical Data ConnectionsElectrical 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-1. Weights, Cgwf chillers WeightsTable W-2. Weights, Ccaf compressor 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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