Carrier 40RU manual FACTORY-SUPPLIED Pressure Drop English, Unit Airflow Pressure Drop

Page 36

Legend and Notes for Tables 10A and 10C

LEGEND

Bhp --- Brake Horsepower Input to Fan

ESP --- External Static Pressure

NOTES:

1.Maximum allowable fan speed for size 25 units is 1200 rpm . Maximum allowable fan speed for size 28 and 30 units is 1100 rpm.

2.Fan performance is based on deductions for wet coil, clean 2-in. filters, and unit casing. See table at right for factory-supplied filter pressure drop.

3.Refer to fan motor and drive tables for additional data.

FACTORY-SUPPLIED PRESSURE DROP — ENGLISH

UNIT

AIRFLOW

PRESSURE DROP

(Cfm)

(in. wg)

 

 

 

 

40RUA*25

6,000

0.12

8,000

0.19

40RUQ*25

40RUS*25

10,000

0.26

 

 

 

 

 

7,500

0.15

40RUA*28

10,000

0.22

40RUS*28

12,500

0.30

 

 

 

 

 

9,000

0.19

40RUA*30

12,000

0.29

40RUS*30

15,000

0.40

 

 

 

 

40RU

Legend and Notes for Tables 10B and 10D

LEGEND

ESP --- External Static Pressure

NOTES:

1.Maximum allowable fan speed for size 25 units is 20 r/s. Maximum allowable fan speed for size 28 and 30 units is 18.3 r/s.

2.Fan performance is based on deductions for wet coil, clean 51---mm filters, and unit casing. See table at right for factory-supplied filter pressure drop.

3.Refer to fan motor and drive tables for additional data.

FACTORY-SUPPLIED PRESSURE DROP — SI

UNIT

AIRFLOW

PRESSURE DROP

(L/s)

(Pa)

 

 

 

 

40RUA*25

2900

32

3800

47

40RUQ*25

40RUS*25

4700

64

 

 

 

 

40RUA*28

3500

36

4700

55

40RUS*28

5900

76

 

 

 

 

40RUA*30

4250

47

5650

71

40RUS*30

7050

98

 

 

 

 

36

Image 36
Contents Installation, Start---Up Service Instructions PRE-INSTALLATION 40RUA Physical Data, English Cooling Units 40RUA Physical Data, SI Cooling Units 40RUQ Physical Data, English Heat Pump Units Unit 40RUQ40RUA Physical Data, SI Heat Pump Units Operating charge kgFins/m 591 13840RUS Physical Data, English Chilled Water Units Unit 40RUSChilled Water Coil Operating Weight kg Base Unit 40RUS Physical Data, SI Chilled Water UnitsFace Area sq m Upper Face Area sq m Lower Rows...Fins/m Max Working Pressure kPag at 125 CUnit Unit Weight 40RUA*2540RUQ*25 40RUS*25Dimensions Sizes 28 40RUA*28 1050 40RUA*30 1062 40RUS*28 1035 40RUS*30 1042U 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 Factory-Installed Nozzle and Distributor Data Fitting RequirementsUnit Coil Type TXV Distributor STD Feeder Tubes PER DistributorFitting Requirement 40RUA*28Typical 40RUS Chilled Water Piping Condensate Drains Fire Hazard Electrical Data, Standard Motors Electrical Data, Alternate MotorsUnit Voltage Maximum 40RUHolding VA 25, 28Typical Fan Discharge Connections for Multiple Fan Units Label, TXV Adjustment 40RUA and 40RUQ onlyLubricant Data Manufacturer LubricantFan Rotation Fan Pulley Alignment Align as followsRemove Filter Retainer Clip Fan Motor Data, Standard Motor English Fan Motor Data, Alternate Motor EnglishFan Motor Data, Standard Motor SI Fan Motor Data, Alternate Motor SIStandard Drive Data, 60 Hz English Medium-Static Drive Data, 60 Hz EnglishMotor Drive FAN DriveHigh-Static Drive Data, 60 Hz English Standard Drive Data, 60 Hz SIMedium-Static Drive Data, 60 Hz SI High-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 FACTORY-SUPPLIED Pressure Drop English Unit Airflow Pressure Drop40RU Catalog No 40RU---07SI START-UP Checklist 40RUA, 40RUQCheck Voltage Imbalance Comp A1 Comp B1

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.