1. Product Lines and Refrigerants

The document details multiple Embraco compressor product lines identified by codes such as F, EG, EM, and others. These compressors are designed for refrigeration applications using refrigerants R134a, R600a, and R12 blends. They cover a range of operating pressures categorized as Low Back Pressure (LBP), Medium Back Pressure (MBP), and High Back Pressure (HBP), suitable for diverse cooling needs.

2. Company Contact Information

Embraco’s global manufacturing and sales presence includes Brazil, USA, Italy, China, Slovakia, and Mexico. Contact details such as phone and fax numbers are provided for technical support and sales inquiries.

3. Motor Types and Electrical Components

• RSIR: Resistive Start Inductive Run
• RSCR: Resistive Start Capacitive Run
• CSIR: Capacitive Start Inductive Run
• CSR: Capacitive Start and Run

These motor types define starting and running characteristics. The document also specifies starting relays, overload protectors, run capacitors, and starting capacitors with capacitance values critical for motor protection and reliable startup.

4. Operating Conditions and Test Parameters

Performance data is primarily for 60 Hz operation, with some 50 Hz references. Operating voltage ranges typically span 115-127 V or 220-240 V. Oil viscosity recommendations include ISO10, ISO22, and ISO32, matched to compressor models. Evaporating temperatures range from -30°F to 60°F, with condensing temperatures from 130°F to 242°F depending on frequency.

5. Performance Data and Specifications

Extensive tabulated data includes:

• Compressor model numbers with voltage and frequency ratings
• Displacement volumes (0.60 to over 6 cubic inches)
• Operating voltage ranges and oil viscosity types
• Cooling capacity (Btu/h) at various evaporating temperatures
• Power consumption (W) and current draw (A)
• Efficiency metrics (Btu/Wh)
• Starting relay and capacitor specifications

This data enables precise compressor selection based on application requirements and operating conditions.

6. Nomenclature and Classification

The document explains the compressor nomenclature system, covering:

• Efficiency levels from Standard (N) to advanced generations (E, S, I, T, U, Y, Z, V)
• Refrigerant types (R600a, R134a, R12, R22/R152a)
• Application categories (LBP, MBP, HBP)
• Electrical equipment configurations including relays, PTCs, and capacitors
• Capacity expressed in Btu/h at 60 Hz, correlating to displacement
• Additional features such as oil cooler tube presence

Examples illustrate how model codes convey detailed compressor characteristics.

7. Key Technical Insights and Recommendations

• Compressor selection must consider refrigerant compatibility, efficiency generation, and application pressure category.
• Operating voltage and frequency must align with compressor specifications to ensure reliability and efficiency.
• Oil viscosity type is critical for lubrication and varies by model and refrigerant.
• Starting relays and capacitor values must match model requirements to prevent motor damage and ensure proper startup.
• Performance data across evaporating temperatures supports accurate capacity and efficiency matching for system design.
• Use of oil cooler tubes, when present, enhances compressor cooling and longevity.

8. Data Tables and Their Significance

The document’s comprehensive tables provide engineers with essential parameters for system design, including capacity and power consumption curves, current draw, and efficiency metrics for different refrigerants and operating frequencies. Motor component specifications assist in maintenance and troubleshooting. Performance curves demonstrate improved capacity and efficiency at higher evaporating temperatures.

9. Limitations and Warnings

All data is subject to change without notice. Embraco disclaims responsibility for errors in printed materials. Users are advised to verify data before application to ensure compatibility and performance.

Summary

This Embraco technical document serves as a comprehensive reference for selecting, applying, and maintaining refrigeration compressors across various refrigerants and operating conditions. It emphasizes matching compressor models with appropriate motor types, electrical components, oil viscosities, and operating parameters to optimize performance, efficiency, and reliability in refrigeration and HVAC systems.