Heatcraft Refrigeration Products H-ENGM0806, H-ENGM0408 manual English Conversion Factors & Data

Page 36

Table 32.

Table 33.

English Conversion Factors & Data

English to Metric Conversion Factors

To Convert Measurements

 

From

To

Multiply By

Cubic Feet

Cubic Inches

1728

Cubic Inches

Cubic Feet

0.00058

Cubic Feet

Gallons

7.48

Gallons

Cubic Feet

0.1337

Cubic Inches

Gallons

0.00433

Gallons

Cubic Inches

231

Barrels

Gallons

42

Gallons

Barrels

0.0238

Imperial Gallons

U.S. Gallons

1.2009

 

 

 

U.S. Gallons

Imperial Gallons

0.8326

Feet

Inches

12

Inches

Feet

0.0833

Square Feet

Square Inches

144

Square Inches

Square Feet

0.00695

Short Tons

Pounds

2000

Liters

U.S. Gallons

0.2642

 

 

 

 

 

To Convert Pressure (at 32ºF.)

 

From

To

Multiply By

Inches of Water

Pounds per Sq. Inch

0.03612

Pounds per Sq. Inch

Inches of Water

27.866

Feet of Water

Pounds of Sq. Inch

0.4334

Pounds per Sq. Inch

Feet of Water

2.307

Inches of Mercury

Pounds per Sq. Inch

0.4912

Pounds per Sq. Inch

Inches of Mercury

2.036

Atmospheres

Pounds per Sq. Inch

14.696

Pounds per Sq. Inch

Atmosphere

0.06804

 

 

 

 

 

 

To Convert Power

 

 

From

To

Multiply By

Horsepower

Metric Horsepower

1.014

Horsepower

Ft./Pounds per Min.

33000

Horsepower

Kilowatts

0.746

Kilowatts

Horsepower

1.3404

British Thermal Units

Foot/Pounds

778.177

Foot/Pounds

British Thermal Units

0.001285

British Thermal Units

Horsepower Hours

0.0003927

Horsepower Hours

British Thermal Units

2544.1

British Thermal Units

Kilowatt Hours

0.0002928

Kilowatt

British Thermal Units

3415

Watt Hour

British Thermal Units

3.415

 

 

 

 

To Convert Measurements

 

 

 

From

To

Multiply By

 

 

Cubic Feet

Cubic Centimeters

28317

 

 

Cubic Inches

Cubic Centimeters

16.387

 

 

Cubic Feet

Liters

28.32

 

 

Gallons

Liters

3.7854

 

 

Cubic Inches

Liters

0.0164

 

 

Gallons

Cubic Centimeters

3785.4

 

 

Barrels

Cubic Meters

1.0551

 

 

Imperial Gallons

Cubic Meters

0.0045461

 

 

U.S. Gallons

Cubic Meters

0.0037854

 

 

 

 

 

 

 

 

 

Feet

Meters

0.3048

 

 

Inches

Meters

0.0254

 

 

Square Feet

Square Meters

0.0929

 

 

Square Inches

Square Centimeters

6.452

 

 

Ton (Short, 2000lb.)

Kilograms

907.2

 

 

Liter

Cubic Meter

0.0001

 

 

Pounds

Kilograms

0.45359

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

To Convert Pressure (at 32ºF.)

 

 

 

From

 

To

 

Multiply By

 

 

Inches of Water

 

Newton/Sq. Meter

 

249.082

 

 

Pounds per Sq. Inch

 

Newton/Sq. Meter

 

6894.8

 

 

Feet of Water

 

Newton/Sq. Meter

 

2988.98

 

 

Pounds per Sq. Inch

 

Kilograms/Sq. Cent.

 

0.07031

 

 

Inches of Mercury

 

Newton/Sq. Meter

 

3386.4

 

 

Pounds per Sq. Inch

 

Dyne/Sq. Cent.

 

68948

 

 

Atmospheres

 

Newton/Sq. Meter

 

101325

 

 

Pascal

 

Newton/Sq. Meter

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

To Convert Power

 

 

 

 

 

From

To

Multiply By

 

 

Horsepower

Watt

745.7

 

 

British Thermal Units

Joule

1054.35

 

 

Foot – Pounds

Joule

1.3558

 

 

British Thermal Units

Calorie

252.0

 

 

British Thermal Units

Watt Second

1054.35

 

 

Watt – Second

Joule

1

 

 

Calorie

Joule

4.184

 

 

Watt Hours

Joule

3600

 

 

Kilocalorie/Minute

Watt

69.73

 

 

Ton (Refrigerated)

Watt

3516.8

 

 

BTU/Hour

Watt

0.29288

 

 

BTU/In/Hr. Ft.2 ºF.

Watt/Meter ºK.

0.14413

 

 

BTU/Hr. at 10ºF. T.D.

Kcal/Hr. at 6ºC. T.D.

0.252

 

 

BTU/Hr. at 15ºF. T.D.

Kcal/Hr. at 8ºC. T.D.

0.252

 

 

 

 

 

 

 

 

 

Volume – Weight Conversions

Wt. lbs.

 

 

1 Cubic Foot of Water

62.4*

 

 

1 Cubic Inch of Water

0.0361*

 

 

1 Gallon of Water

8.33*

 

 

1 Cubic Foot of Air

0.075†

 

 

1 Cubic inch of Steel

0.284

 

 

1 Cubic Foot of Brick (Building)

112-120

 

 

1 Cubic Foot of Concrete

120-140

 

 

1 Cubic Foot of Earth

70-120

 

* at 32ºF.

† at 70ºF. and 29.92” Hg.

 

Volume – Weight Conversions

Wt. Kilograms

 

 

1 Cubic Foot of Water

28.3*

 

 

1 Cubic Inch of Water

0.0164*

 

 

1 Gallon of Water

3.788*

 

 

1 Cubic Foot of Air

0.034†

 

 

1 Cubic inch of Steel

0.1288

 

 

1 Cubic Foot of Brick (Building)

51-54

 

 

1 Cubic Foot of Concrete

54-64

 

 

1 Cubic Foot of Earth

32-54

 

* at 32ºF.

† at 70ºF. and 29.92” Hg.

36

Image 36
Contents Engineering Manual Table of Contents ForwardTables Wall heat loads Insulated block K factorsOpenings and infiltration Job Survey Refrigeration Load CalculationsSafety Factor Air Change LoadProduct Load Daily figureTemperature above 32ºF 20-22 hr Hourly Heat LoadLoad Calculation Forms 50ºF. rooms and higher with coilExample 35ºF Convenience Store Cooler With Glass Doors Example 35ºF Beef Cooler Inches Type Ceiling Walls Floor Example -20ºF Ice Cream Hardening Freezer Example -10ºF Beef Freezer Gallons of ice cream @ Overrun Appendix Tables Wall Heat LoadsEffective K Factor in Block Thickness of Insulation Allowance for Sun EffectVolume For long storage multiply the above values byStorage Room 40ºF .4ºC 50ºF ºCStorage requirements and properties of perishable products Not based on maintaining nutritional valueMaple Sugar BTU / LB. / 24 Hrs Storage Temperature Degree F Product Heat of Respiration ApproxºF. Other Heat gain due to operation of battery operated lift truck BTU / 24 HRHeat equivalent of electric motors Heat equivalent of OccupancyBanana Ripening Room Banana Rooms Refrigeration RequirementsRapid load selection for back bars Refrigeration requirements for hardening ice creamSummer outside air and ground temperature design conditions DesignDry Bulb Temp State CityTemperature Difference Product Safety/Capacity ControlRefrigeration Equipment Selection Equipment BalanceDerating Factors Type of Operation/Air FlowRecommended Air Changes/Hour Effects of Altitude on Air Cooled EquipmentGeneral Guidelines Unit Cooler Recommended Coil Replacement Left Large cooler or freezer RightLeft Cooler or freezer with glass display doors Right Line Sizing Recommended Line Sizes for R-134a+30˚F 150 200 100Expansion Valve 21/8Recommended Line Sizes for R-22 Equivalent Lengths100 150 200 Receiver to 200 100Recommended Line Sizes for R-404A and R-507 Recommended Line Sizes for R-404A and R-507 30˚F 40˚FEquivalent Feet of Pipe Due to Valve and Fitting Friction Recommended Remote Condenser Line Sizes 134a R507 & R-404A Liquid Line NetRefrigerant Fahrenheit Celsius Temperature Conversion Chart CelsiusFahrenheit Celsius FahrenheitSingle Phase Loads Ohm’s Law for direct current Conversion Factors constantAir Coils = WattsEnglish Conversion Factors & Data English to Metric Conversion FactorsUse of the Psychrometric Chart DefinitionsSR/lb dry air 7000Appendix Charts Atmospheric PressureAt other altitude Courtesy of Ashrae Reproduced by permissionCourtesy of Ashrae Reproduced by permission Glossary of Refrigeration Terms Dimension Quick Selection GuideBtuh Load +35 Room +30 Room FloorTips for Quick Selection Guide Rapid Load Calculator for Large Coolers and Freezers Heatcraft Refrigeration Products LLC

H-ENGM0408, H-ENGM0806 specifications

Heatcraft Refrigeration Products offers a diverse range of commercial refrigeration solutions designed to meet various operational needs. Among their notable offerings are the H-ENGM0806 and H-ENGM0408 models, which stand out for their efficiency and innovative features.

The H-ENGM0806 model boasts a robust construction and high-performance capabilities, making it ideal for large-scale refrigeration requirements. This model is engineered with an advanced compressor that provides powerful cooling while maintaining energy efficiency. The unit operates at low sound levels, making it suitable for environments where noise reduction is essential, such as restaurants and grocery stores. Additionally, the H-ENGM0806 incorporates a reliable fan system designed to ensure optimal air circulation, promoting even cooling throughout the refrigerated space.

Meanwhile, the H-ENGM0408 model is designed for medium-sized applications that require flexibility without compromising on performance. This unit features a compact design, making it an excellent choice for businesses with limited space. Its energy-efficient compressor reduces operational costs, and its user-friendly digital controls allow for easy temperature adjustments and monitoring. The H-ENGM0408 is engineered to operate in various ambient conditions, ensuring reliability and consistent performance regardless of the environment.

Both models feature a state-of-the-art microprocessor control system that allows for precise temperature management. These systems not only optimize performance but also enhance the longevity of the refrigeration units. The H-ENGM0806 and H-ENGM0408 come with a robust evaporator coil design, facilitating rapid cooling and reducing the downtime associated with equipment maintenance.

In terms of durability, both products are constructed with high-quality materials resistant to corrosion and wear, making them suitable for demanding commercial environments. Additionally, they comply with industry standards and regulations, ensuring safety and reliability in operation.

In conclusion, Heatcraft's H-ENGM0806 and H-ENGM0408 models combine efficiency, flexibility, and advanced technology to provide reliable refrigeration solutions. Their thoughtful design and robust features make them ideal choices for businesses looking to maintain optimal temperature control while minimizing energy consumption and operational costs.