Carrier manual 40RUA Physical Data, English Cooling Units

Page 3

Table 1A — 40RUA Physical Data, English — Cooling Units

UNIT 40RUA*

25

 

28

 

30

NOMINAL CAPACITY (Tons)

20

 

25

 

30

 

 

 

 

 

 

OPERATING WEIGHT (lb)

 

 

 

 

 

Base Unit with TXV

730

 

1050

 

1062

Plenum

225

 

325

 

325

 

 

 

 

 

 

FANS

 

 

 

 

 

Qty...Diam. (in.)

2...15

 

2...18

 

2...18

Nominal Airflow (cfm)

8000

 

10000

 

12000

Airflow Range (cfm)

6000 – 10000

 

7500 – 12500

 

9000 – 15000

Nominal Motor Hp (Standard Motor)

 

 

 

 

 

208/230---3---60 and 460---3---60

5.0

 

7.5

 

10.0

575---3---60

5.0

 

7.5

 

10.0

Motor Speed (rpm)

 

 

 

 

 

208/230---3---60 and 460---3---60

1745

 

1745

 

1745

575---3---60

1745

 

1755

 

1755

 

 

 

 

 

 

REFRIGERANT

 

 

R--- 410A

 

Operating charge (lb)

3.5

 

4.5

 

5.0

(approx per circuit){

 

 

DIRECT---EXPANSION COIL

Enhanced Copper Tubes, Aluminum Sine--- Wave Fins

Max Working Pressure (psig)

 

650

 

 

Face Area (sq ft)

19.88

 

 

29.83

 

24.86

 

No. of Splits

2

 

2

 

2

No. of Circuits per Split

18

 

20

 

24

Split Type...Percentage

 

 

Face...50/50

 

Rows...Fins/in.

4...15

 

 

4...15

 

4...15

 

 

 

 

 

 

 

PIPING CONNECTIONS,

 

 

 

 

 

Quantity...Size (in.)

 

 

 

 

 

DX Coil — Suction (ODF)

2...11/8

 

2...13/8

 

2...13/8

 

 

DX Coil — Liquid Refrigerant (ODF)

 

 

2...5/8

 

 

Steam Coil, In (MPT)

 

1...21/2

 

 

Steam Coil, Out (MPT)

 

1...1/2

 

 

Hot Water Coil, In (MPT)

 

1...2

 

 

Hot Water Coil, Out (MPT)

 

1...2

 

 

Condensate (PVC)

 

 

1...11/4 ODM/1 IDF

 

FILTERS

Throwaway — Factory Supplied

Quantity...Size (in.)

4...16 x 20 x 2

 

4...20 x 24 x 2

 

4...16 x 24 x 2

 

4...20 x 25 x 2

 

 

Access Location

 

 

Either Side

 

 

 

 

 

 

 

STEAM COIL}

 

 

 

 

 

Max Working Pressure (psig at 260° F)

 

20

 

 

Total Face Area (sq ft)

13.33

 

 

15.0

 

15.0

 

Rows...Fins/in.

1...10

 

1...10

 

1...10

 

 

 

 

 

 

HOT WATER COIL}

 

 

 

 

 

Max Working Pressure (psig)

 

150

 

 

Total Face Area (sq ft)

13.33

 

 

15.0

 

15.0

 

Rows...Fins/in.

2...8.5

 

2...12.5

 

2...12.5

Water Volume

 

 

 

 

 

(gal)

13.9

 

 

 

14.3

 

(ft3)

 

 

1.90

 

LEGEND

DX — Direct Expansion

TXV — Thermostatic Expansion Valve

{Units are shipped without refrigerant charge.

}Field installed accessory only.

40RU

3

Image 3
Contents Installation, Start---Up Service Instructions PRE-INSTALLATION 40RUA Physical Data, English Cooling Units 40RUA Physical Data, SI Cooling Units Unit 40RUQ 40RUQ Physical Data, English Heat Pump Units138 40RUA Physical Data, SI Heat Pump UnitsOperating charge kg Fins/m 59140RUS Physical Data, English Chilled Water Units Unit 40RUSChilled Water Coil Max Working Pressure kPag at 125 C Operating Weight kg Base Unit40RUS Physical Data, SI Chilled Water Units Face Area sq m Upper Face Area sq m Lower Rows...Fins/m40RUS*25 Unit Unit Weight40RUA*25 40RUQ*2540RUA*28 1050 40RUA*30 1062 40RUS*28 1035 40RUS*30 1042 Dimensions Sizes 28U a a 2 5 a 1 a 6 0 a 0 a Preferred Suspension Technique Refrigerant and Chilled Water Piping Access Holes Face-Split Coil Suction and Liquid Line Piping Typical Feeder Tubes PER Distributor Factory-Installed Nozzle and Distributor DataFitting Requirements Unit Coil Type TXV Distributor STD40RUA*28 Fitting RequirementTypical 40RUS Chilled Water Piping Condensate Drains Fire Hazard Electrical Data, Alternate Motors Electrical Data, Standard Motors25, 28 Unit Voltage Maximum40RU Holding VATypical Fan Discharge Connections for Multiple Fan Units 40RUA and 40RUQ only Label, TXV AdjustmentManufacturer Lubricant Lubricant DataFan Pulley Alignment Align as follows Fan RotationRemove Filter Retainer Clip Fan Motor Data, Alternate Motor English Fan Motor Data, Standard Motor EnglishFan Motor Data, Alternate Motor SI Fan Motor Data, Standard Motor SIFAN Drive Standard Drive Data, 60 Hz EnglishMedium-Static Drive Data, 60 Hz English Motor DriveStandard Drive Data, 60 Hz SI High-Static Drive Data, 60 Hz EnglishHigh-Static Drive Data, 60 Hz SI Medium-Static Drive Data, 60 Hz SIUnit External Static Pressure kPa 000 542 577 1042 646 716 785 849 907 2830 10.77 11.94 13.08 1087 14.15 15.12 Unit Airflow Pressure Drop FACTORY-SUPPLIED Pressure Drop English40RU Catalog No 40RU---07SI 40RUA, 40RUQ START-UP ChecklistComp A1 Comp B1 Check Voltage Imbalance

40RU specifications

The Carrier 40RU is a highly regarded solution in the realm of commercial cooling systems, specifically designed for applications requiring reliable, long-lasting climate control. This unit stands out due to its engineering excellence, innovative features, and efficient operation.

One of the primary attributes of the Carrier 40RU is its robust construction. Engineered to withstand varying environmental conditions, this unit is built with high-quality materials that promote durability and longevity. The design incorporates corrosion-resistant finishes, which enhances its resilience, especially in outdoor installations.

The Carrier 40RU is equipped with advanced cooling technologies, including variable speed compressors and innovative coil designs. These technologies contribute to its exceptional energy efficiency, allowing the unit to optimize performance while minimizing energy consumption. The variable speed compressors adjust their output based on the current cooling demand, which not only saves energy but also reduces wear and tear on the equipment.

Additionally, the system features a sophisticated control platform that allows for ease of operation and monitoring. This control system offers numerous settings and modes, enabling users to customize their cooling experience based on specific needs. Integration with smart building systems is also possible, providing even greater flexibility and energy management capabilities.

The 40RU model includes a comprehensive filtration system that enhances indoor air quality by effectively capturing dust, allergens, and other particulates. This feature is essential for commercial spaces where maintaining a clean and healthy environment is paramount.

In terms of performance metrics, the Carrier 40RU offers impressive cooling capacities suitable for various applications, from small offices to large commercial buildings. Its noise levels are also minimized through the application of advanced acoustic insulation, ensuring a comfortable environment for occupants.

Moreover, the Carrier 40RU is designed with ease of maintenance in mind. Regular service points are readily accessible, allowing technicians to perform routine checks and repairs efficiently. This design consideration is crucial for minimizing downtime and ensuring the system operates optimally.

In summary, the Carrier 40RU combines rugged construction, energy-efficient technologies, advanced controls, and superior filtration to deliver an outstanding cooling solution for commercial applications. Its versatility, coupled with robust performance characteristics, makes it a preferred choice among HVAC professionals and building managers alike. Whether for new installations or upgrades, the 40RU ensures reliability and comfort in any environment.