1. Catalogs
  2. Emerson Commercial & Residential Solutions
  3. Copeland™ Stream Compressorsfor R744 Refrigeration

Copeland™ Stream Compressorsfor R744 Refrigeration

Copeland™ Stream Compressorsfor R744 Refrigeration
1 / 13 PagesView full catalog

Copeland™ Stream Compressorsfor R744 Refrigeration

Product catalog summary
Pioneering Technologies and Global Expertise
Emerson is at the forefront of compressor technology innovation, focusing on scroll and semi-hermetic reciprocating compressors. Scroll compressors are compact and ideal for small retail businesses, featuring vapor injection and digital modulation. Semi-hermetic reciprocating compressors are suited for large-scale commercial refrigeration. Emerson's history includes the introduction of semi-hermetic compressors in the 1940s and the development of high-efficiency Stream compressors.
Challenging Applications Require Superior Technologies
The Stream compressor range includes innovations like digital modulation, multi-refrigerant capabilities, and CoreSense™ Diagnostics, making them suitable for applications that require easy servicing and capacity unloading.
Scroll and Semi-Hermetic Technology Features
  • Scroll Technology: Offers cost-effectiveness, high seasonal efficiency, compactness, reliability, and the ability to handle liquid slugging.
  • Semi-Hermetic Technology: Repairable, ideal for central installations, with a mature design and integrated electronics for diagnostics.
Stream Technology and Its Key Benefits
Stream compressors provide continuous capacity modulation, high efficiency, low sound levels, and multi-refrigerant capabilities. CoreSense™ Diagnostics enhances system reliability and reduces service costs through advanced protection and diagnostics.
Stream for HFC and R744 Refrigerants
The Stream range supports HFCs and low GWP refrigerants, reducing operational costs and environmental impact. It includes models optimized for R744-transcritical applications with frequency inverters.
CoreSense™ Diagnostics
CoreSense technology uses the compressor as a sensor for advanced motor protection, diagnostics, and communication, helping to quickly identify potential problems and improve performance and reliability.
Discus Valve Technology
Discus valve technology in Stream compressors minimizes heat gain and optimizes gas flow, resulting in superior capacity and efficiency compared to conventional compressors.
Efficiency and Environmental Impact
Emerson focuses on energy efficiency to balance ecological and economic aspects. Stream compressors with Discus valve technology offer up to 15% energy cost reduction compared to competitors, demonstrating significant savings and reduced carbon footprint.
Overview: The document discusses Emerson's compressor technology, focusing on energy efficiency, multi-refrigerant capabilities, and sound reduction. It highlights the advantages of using Emerson's Stream compressors with Discus™ valve technology and digital modulation for various refrigeration applications.
Specifications: Stream compressors are designed to work with multiple refrigerants, including R404A, R134a, R407F, R407A, R407C, and R22, offering a universal model that simplifies logistics and maintenance.
Procedures: The document explains the operation of Stream compressors, emphasizing Discus™ valve technology to minimize pressure drop and re-expansion volume, leading to higher efficiency. Digital modulation technology allows for precise capacity control, reducing energy consumption and improving system stability.
Norms and Standards: The compressors meet high design and burst pressures, ensuring safety and durability, and are equipped with CoreSense™ technology for diagnostics and monitoring.
Recommendations: Emerson recommends using their "Select" software to choose the best compressor technology based on energy efficiency and environmental impact. It suggests moving from R404A to R134a to reduce Global Warming Potential (GWP) and improve system efficiency.
Key Features: Stream compressors offer sound reduction technology, with a sound shell reducing noise emissions by up to 15 dBA. They provide flexibility in modulation options, with both inverter and digital technologies available.
Conclusion: Emerson's Stream compressors provide a versatile and efficient solution for refrigeration needs, focusing on reducing environmental impact and operational costs through advanced technology and design.
Technical Specifications:
The document provides detailed specifications for various compressor models, focusing on the Stream HFC Digital series. It includes data on evaporating and condensing temperatures, cooling capacities, and coefficients of performance (COP) for different refrigerants like R404A, R134a, and R407F. Models are categorized by medium and low temperature applications, with specifications on net weight, footprint, and nominal horsepower.
Technical Overview:
The overview highlights the operating envelopes of compressors with R404A refrigerant, emphasizing 100% capacity modulation. It details improvements in Stream compressor design, such as larger gas passageways, robust terminal boxes, optimized motor sizes, and compact cylinder banks for enhanced efficiency and compactness.
Stream Continuous Improvements:
The document outlines advancements in the Stream compressor series, including reduced dimensions and weight, a wide operating envelope suitable for various applications, and the availability of two motor versions per displacement. It mentions the elimination of the cooling fan for low-temperature applications, integrated protection and sensing devices, and remote communication capabilities via Modbus®.
Company Overview:
Emerson Climate Technologies is presented as a leading provider of HVAC and refrigeration solutions, offering energy-efficient systems that enhance comfort, safeguard food, and protect the environment. The document emphasizes Emerson's commitment to innovation and reliability in climate systems.
See more

Catalog excerpts

Copeland™ Stream Compressorsfor R744 Refrigeration-1

Stream - The State Of The Art Semi-Hermetic Piston Technology

 Open the catalog to page 1
Copeland™ Stream Compressorsfor R744 Refrigeration-2

Production Launch of Stream Pioneering Technologies And Global Expertise Challenging Applications Require Superior Technologies For more than 80 years we have been introducing pioneering technologies to the market, from the first semi hermetic and hermetic compressor in the 1940s and 1950s, to the brand new and high efficiency semi hermetic “Stream “and scroll compressors of nowadays. With our strong investment in R&D and in product engineering combined with technically superior Staying abreast of the market´s challenges Emerson continues to develop and improve its compressor technologies: scroll...

 Open the catalog to page 2
Copeland™ Stream Compressorsfor R744 Refrigeration-3

Stream Technology And Its 5 Key Benefits MULTI REFRIGERANTS CORE SENSE EFFICIENCY Diagnostics CoreSense™ Diagnostics technology helps your refrigeration equipment last longer. This technology offers advanced compressor protection, diagnostics, communication and power consumption measurement. Efficiency Its unique valve technology makes Stream 10% more efficient than any other compressor and therefore helps you reduce the carbon footprint and running cost of your installation. EFFICIENCY MULTI REFRIGERANTS CORE SENSE MULTI REFRIGERANTS EFFICIENCY CORE SENSE Multi Refrigerant Its unique valve technology...

 Open the catalog to page 3
Copeland™ Stream Compressorsfor R744 Refrigeration-4

MULTI REFRIGERANTS CORE SENSE Stream - A Broad Family For The Perfect Application Fit Stream For HFC Refrigerants Our Stream range provides best in class performance for today’s commonly used HFCs and uprising low GWP refrigerants. The result? Significantly smaller cost of operation and reduced environmental impact compared to competing products. The range comprises 4 and 6 cylinder models that are qualified for inverter applications as well as 4 and 6 cylinder digital models for continuous cooling capacity modulation. The compressors can be fitted with a dedicated sound shell for sound sensitive...

 Open the catalog to page 4
Copeland™ Stream Compressorsfor R744 Refrigeration-5

MULTI REFRIGERANTS CORE SENSE Intelligent CoreSense™ Diagnostics Add Value To Your System What It Means To You Advanced Motor Protection Using proprietary algorithms, CoreSense goes beyond conventional basic motor protection. It protects the compressor from severe damagecausing failures like locked rotor, single phasing and voltage imbalances. Furthermore CoreSense provides discharge temperature protection. CoreSense Architecture CoreSense Diagnostics Control Module CoreSense Diagnostics Features Discharge Temperature Sensor It enables remote reset capability and remote monitoring of the compressor...

 Open the catalog to page 5
Copeland™ Stream Compressorsfor R744 Refrigeration-6

Environmental impact and energy consumption is at the center of every discussion relating to sustainable refrigeration. Retailers face important challenges as they strive to find the right balance between ecological and economical aspects. Therefore energy efficiency is always under scrutiny as it impacts both the carbon footprint and the costs relative to an installation. Conventional Compressor With “Reed” Valve Technology Stream Compressor With Discus™ Valve Technology By leveraging and improving the Discus valve technology, the new Stream features a series of design characteristics that make...

 Open the catalog to page 6
Copeland™ Stream Compressorsfor R744 Refrigeration-7

MULTI REFRIGERANTS CORE SENSE Multi Refrigerant One Compressor - Multiple Applications At Best Efficiency SOUND Today’s most commonly used refrigerant is R404A. Improving system architectures, changing compressor technology or moving to a refrigerant with a lower Global Warming Potential (GWP) can significantly improve the carbon footprint of an installation. Efficiency Comparison Moving from R404A to R134a is one of many ways to reduce the GWP (from 3922 to 1430). While this requires a compressor of bigger displacement for the same capacity, the GWP is reduced by 64% and the system’s efficiency...

 Open the catalog to page 7
Copeland™ Stream Compressorsfor R744 Refrigeration-8

Modulation SOUND One Compressor - Two Modulation Options There is a common goal shared by many in refrigeration: preserve and display food at safe temperatures and reasonable operating cost. Varying the capacity available to meet the load is the most significant way to achieve this objective. This ability leads to a more stable temperature in the refrigerated areas and does so at favorable power consumption since producing excess capacity is avoided. What It Means To You All Stream compressors are released for applications using inverter technology. In addition, and in an effort to give technology...

 Open the catalog to page 8
Copeland™ Stream Compressorsfor R744 Refrigeration-9

Modulation SOUND Our Digital Technology - Your Benefits Apart from these benefits digital modulation offers significiant additional advantages as described to the right. Features & Benefits êê o specific precautions are necessary with respect N to oil return as Stream Digital runs at constant speed just like a standard compressor Noise Emissions - A Serious Concern Cycle Time The compressor capacity is controlled by modulating the solenoid valve input over time. Example 1 : •  Cycle time: 20 sec •  Valve active/open: 10 sec •  Valve inactive/closed: 10 sec •  Resulting capacity: 50% The Quietest...

 Open the catalog to page 9
Copeland™ Stream Compressorsfor R744 Refrigeration-10

Designed For Durability And Best-In-Class Performance Technical Specifications The Stream line of 4 cylinder R744 compressors is the ideal solution for R744 medium temperature cascade and booster systems. It is characterised by a design pressure of 135 bar. Refrigerant flow and heat transfer have been optimized for best performance. All compressors are equipped with CoreSenseTM technology and offer the possibility to diagnose system related problems faster or even before they occur. Operating Envelopes With R744 Evaporating Temperature°C Technical Overview Model Features & Benefits Designed for...

 Open the catalog to page 10
Copeland™ Stream Compressorsfor R744 Refrigeration-11

Technical Specifications Technical Specifications Operating Envelopes With R404A Operating Envelopes With R404A (100% Capacity Modulation) Large Motor 60 50 Large Motor Small Motor Evaporating Temperature°C Evaporating Temperature°C Small Motor Evaporating Temperature°C Evaporating Temperature°C For envelopes with R134a, R407F, R407A/C, R22 refer to Selection Software. For envelopes with R134a, R407F, R407A/C, R22 refer to Selection Software. Technical Overview Technical Overview (100% Capacity Modulation) Evaporating -10°C, condensing 45°C, suction gas temperature 20°C, subcooling 0K Evaporating...

 Open the catalog to page 11
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.