Carrier specifications 50RTG Electrical Data, 50RTG03 Blower Performance

Page 9

Table 3 — 50RTG Electrical Data

UNIT

 

POWER

 

 

COMPRESSOR

 

 

BLOWER

 

MAX. FUSE

MINIMUM

 

SUPPLY

 

 

 

(each)

 

 

MOTOR

 

OR HACR

CIRCUIT

50RTG

 

 

 

 

 

 

 

 

Voltage

Hz

Ph

RLA

 

LRA

 

QTY

HP

FLA

 

QTY

BREAKER

AMPACITY

 

 

 

 

 

03

 

208/230

60

3

10.7

 

63.0

 

1

1

3.6

 

1

25

Amp

17.0

 

460

60

3

5.0

 

31.0

 

1

1

1.8

 

1

15

Amp

8.1

 

 

 

 

 

04

 

208/230

60

3

13.9

 

88.0

 

1

1

3.6

 

1

30

Amp

21.0

 

460

60

3

6.4

 

44.0

 

1

1

1.8

 

1

15

Amp

9.8

 

 

575

60

3

5.3

 

34.0

 

1

1

1.6

 

1

15

Amp

8.2

05

 

208/230

60

3

20.0

 

123.0

 

1

1

3.6

 

1

45

Amp

28.6

 

460

60

3

7.5

 

49.5

 

1

1

1.8

 

1

15

Amp

11.2

 

 

575

60

3

6.4

 

40.0

 

1

1

1.6

 

1

15

Amp

9.6

07

 

208/230

60

3

20.7

 

156.0

 

1

2

6.2

 

1

50

Amp

32.1

 

460

60

3

10.0

 

70.0

 

1

2

3.1

 

1

25

Amp

15.6

 

 

575

60

3

8.2

 

54.0

 

1

2

2.3

 

1

20

Amp

12.6

08

 

208/230

60

3

13.9

 

88.0

 

2

2

6.2

 

1

50

Amp

37.5

 

460

60

3

6.4

 

44.0

 

2

2

3.1

 

1

20

Amp

17.5

 

 

575

60

3

5.3

 

34.0

 

2

2

2.3

 

1

15

Amp

14.2

10

 

208/230

60

3

20.0

 

123.0

 

2

2

6.2

 

1

70

Amp

51.2

 

460

60

3

7.5

 

49.5

 

2

2

3.1

 

1

25

Amp

20.0

 

 

575

60

3

6.4

 

40.0

 

2

2

2.3

 

1

20

Amp

16.7

12

 

208/230

60

3

19.3

 

123.0

 

2

3

9.2

 

1

70

Amp

52.6

 

460

60

3

10.0

 

62.0

 

2

3

4.3

 

1

35

Amp

26.8

 

 

575

60

3

7.8

 

50.0

 

2

3

3.4

 

1

25

Amp

21.0

15

 

208/230

60

3

20.7

 

156.0

 

2

3

9.2

 

1

70

Amp

55.8

 

460

60

3

10.0

 

70.0

 

2

3

4.3

 

1

35

Amp

26.8

 

 

575

60

3

8.2

 

54.0

 

2

3

3.4

 

1

30

Amp

21.9

20

 

208/230

60

3

33.3

 

232.0

 

2

5

13.2

 

1

125

Amp

88.1

 

460

60

3

17.0

 

116.0

 

2

5

6.6

 

1

60

Amp

44.9

 

 

575

60

3

12.8

 

97.0

 

2

5

5.6

 

1

45

Amp

34.4

 

LEGEND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FLA

—

Full Load Amps

HACR —

Heating, Air Conditioning and Refrigeration

LRA

—

Lock Rotor Amps

RLA

—

Rated Load Amps

NOTE: Contact factory for oversize blower motor electrical data.

Table 4 — 50RTG03 Blower Performance

SCFM

 

 

 

 

 

 

EXTERNAL STATIC PRESSURE (in. wg)

 

 

 

 

 

AIRFLOW

 

0.1

 

 

0.2

0.3

0.4

 

0.5

0.6

0.7

 

0.8

 

 

0.9

1.0

975

BHP

0.12

B

0.14

0.17

0.19

 

0.21

0.23

0.26

 

0.29

 

 

0.31

0.33

RPM

550

609

667

724

 

779

833

885

 

933

 

 

980

1024

 

Turns Out

5.0

 

 

3.5

4.5

3.5

 

2.5

1.5

1.0

 

0.0

 

 

2.0

1.5

1050

BHP

0.14

 

 

0.17

0.19

0.22

 

0.24

0.26

0.30

 

0.32

 

 

0.35

0.37

RPM

580

 

 

636

691

745

 

798

849

898

 

946

 

 

991

1035

 

Turns Out

4.0

 

 

3.0

4.0

3.0

 

2.5

1.5

0.5

 

0.0

 

 

2.0

1.5

1125

BHP

0.18

 

 

0.20

0.23

0.25

A

0.28

0.31

0.33

 

0.36

 

 

0.39

0.42

RPM

619

 

 

670

721

772

821

870

917

 

963

 

 

1008

1051

 

Turns Out

3.5

 

 

4.5

3.5

3.0

 

2.0

1.0

0.5

 

2.5

 

 

2.0

1.0

1200

BHP

0.22

 

 

0.24

0.26

0.29

 

0.32

0.35

0.37

 

0.41

 

 

0.44

0.46

RPM

658

 

 

705

752

799

 

846

892

937

 

982

 

 

1025

1066

 

Turns Out

4.5

 

 

4.00

3.00

2.5

 

1.5

1.0

0.0

 

2.0

 

 

1.5

1.0

1275

BHP

0.26

 

 

0.29

0.31

0.33

 

0.36

0.40

0.42

 

0.45

C

0.48

0.52

RPM

688

 

 

732

777

822

 

867

911

954

 

997

1038

1079

 

Turns Out

4.0

 

 

3.5

2.5

2.0

 

1.5

0.5

2.5

 

2.0

 

 

1.5

1.0

1350

BHP

0.29

 

 

0.32

0.35

0.39

 

0.41

0.44

0.47

 

0.51

 

 

0.54

0.57

RPM

721

 

 

764

807

850

 

893

935

976

 

1017

 

 

1057

1096

 

Turns Out

3.5

 

 

3.0

2.5

1.5

 

1.0

0.0

2.0

 

1.4

 

 

1.0

0.5

1425

BHP

0.4

 

 

0.40

0.42

0.44

 

0.46

0.50

0.53

 

0.56

 

 

0.61

0.64

RPM

763

 

 

803

843

883

 

923

963

1003

 

1041

 

 

1080

1118

 

Turns Out

3.0

 

 

2.5

1.5

1.0

 

0.5

2.5

2.0

 

1.5

 

 

1.0

0.5

LEGEND

BHP — Brake Horsepower

SCFM — Standard Cubic Feet Per Minute

NOTES:

1.Fan BHP includes drive losses.

2.Region “A” is standard drive package.

3.Regions “B” and “C” require optional drive packages.

4.For applications requiring higher static pressures, contact your local representative.

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Contents Safety Considerations ContentsGeneral InstallationUnit 50RTG Physical Data Aquazone 50RTG03-20 UnitsRefrigerant to AIR Heat Exchanger Number of Circuits Blower Data50RTG Dimensional Data Return Air Supply Condensate Drain 50RTG Curb InstallationWater Quality Guidelines Electrical Wiring50RTG03-07 with Economizer and Complete C Controller 50RTG03 Blower Performance 50RTG Electrical Data50RTG05 Blower Performance 50RTG04 Blower Performance50RTG08 Blower Performance 50RTG07 Blower Performance50RTG12 Blower Performance 50RTG10 Blower Performance50RTG20 Blower Performance 50RTG15 Blower PerformancePRE-START-UP Low Voltage WiringControl Jumper Settings See Fig Control Jumper SettingsField Selectable Inputs DIP Switch Block S2 Accessory 1 Relay Options Control Accessory Relay ConfigurationsDIP Switch Block S2 Accessory 2 Relay Options START-UPUnit Start-Up Heating Mode Unit Start-Up Cooling ModeOperating Limits 50RTG Units AIR Limits Cooling HeatingApproximate Fluid Volume gal Per 100 Ft of Pipe Antifreeze Percentages by Volume50RTG Coaxial Water Pressure Drop Units with Aquazone Complete C Control OperationUnits with Aquazone Deluxe D Control System TestService Control Current LED Status Alarm Relay OperationsControl LED Code Fault Descriptions Alarm Relay Description Status LED Test LEDESD Troubleshooting Refrigerant ChargingAir Coil Fan Motor Removal FP1 and FP2 Thermistor Location Fault Heating Cooling Possible Cause Solution TroubleshootingUnit Does Not Operate Copyright 2002 Carrier Corporation II. START-UP 50RTG START-UP ChecklistCooling Cycle Analysis Heating Cycle Analysis

50RTG specifications

The Carrier 50RTG represents a significant advancement in the field of rooftop air conditioning systems, combining performance, efficiency, and reliability for commercial applications. Designed to meet the rigorous demands of today’s buildings, the 50RTG series is ideally suited for a variety of environments, including retail, office spaces, and industrial facilities.

One of the standout features of the Carrier 50RTG is its energy efficiency. Utilizing the latest in compressor technology, these units achieve high Seasonal Energy Efficiency Ratios (SEER) and Energy Efficiency Ratios (EER), which translates to lower energy costs for users. This efficiency is further enhanced by the incorporation of environmentally friendly refrigerants that comply with current regulations, reducing the overall carbon footprint of the unit.

Another notable characteristic of the 50RTG series is its modular design. The unit can be tailored to specific requirements, making it versatile for different installation scenarios. This modularity not only simplifies maintenance and repair operations but also allows for easy upgrades as technologies evolve or as space demands change.

The advanced control system in the 50RTG is another key technology that sets it apart from competing products. Intuitive user interfaces and smart controls enable precise temperature regulation and improved energy management. These controls often include features such as variable speed fans and integrated economizers, which optimize the system's performance in real-time based on current load requirements.

Durability is also a hallmark of the Carrier 50RTG. Constructed with robust materials and designed to withstand harsh weather conditions, these units provide dependable operation year-round. The corrosion-resistant finish and weather-tight construction ensure that the systems maintain their performance levels and aesthetic appeal over time.

Additionally, the 50RTG series is designed with a focus on low noise operation. With quieter components and advanced noise control technology, these units are ideal for noise-sensitive environments, ensuring that occupants can work, live, or shop in comfort without disruptive background noise.

In summary, the Carrier 50RTG series exemplifies the perfect combination of energy efficiency, advanced technology, customization potential, durability, and low noise operation, making it a top choice for commercial heating and cooling needs. Its innovative features and reliable performance solidify its status as a leader in rooftop HVAC solutions, catering to the evolving requirements of modern buildings.
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