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Panasonic SCROLL C-SB Series

Panasonic SCROLL C-SB Series
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Ver.201909
Scroll Compressors
Application Manual
Panasonic Appliances Compressor (Dalian) Co., Ltd.
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Panasonic SCROLL C-SB Series Specifications

General IconGeneral
BrandPanasonic
ModelSCROLL C-SB Series
CategoryAir Compressor
LanguageEnglish

Summary

Safety Instructions

Structure and Operating Characteristics

Key Components

Identifies and describes the main parts of the scroll compressor.

C-SB Series Scroll Compressors

Details the construction and components of the C-SB series scroll compressor.

C-SC Series Scroll Compressor

Details the construction and components of the C-SC series scroll compressor.

Scroll Compressor Operating Characteristics

Explains the three-step compression process and its benefits.

Compressor Design Pressure

Presents design pressure values for different refrigerants.

Refrigerant Oil

Discusses the type and function of refrigerant oil used.

Oil Type

Lists oil models and types for different refrigerants.

Functions of Refrigerant Oil

Outlines the key functions of refrigerant oil in the compressor.

Motor Type

Details the types of motors used with the compressors.

System Design Considerations

Air-Conditioning System Design Criteria

Specifies design criteria for air-conditioning systems.

Condensing and Evaporating Pressure

Recommends condensing and evaporating pressures based on JIS standard.

Sub Cooling Degree

Explains the importance of sub-cooling for capacity and efficiency.

Superheating Degree

Details minimum superheating requirements for compressor protection.

Discharge Gas Temperature

States the recommended maximum discharge gas temperature.

Suction Accumulator

Explains the function and requirements for suction accumulators.

System Charge Limit

Specifies the required ratio of oil to refrigerant for system longevity.

Electrical Wiring and Voltage Balance

Selection of Electrical Wiring

Guides on selecting appropriate electrical wiring sizes.

Voltage Drop

Explains voltage drop and its impact on compressor starting.

Voltage Balance

Explains the importance of voltage balance for motor winding health.

Protection Devices

Internal Motor Protector

Details the function of the internal motor protector and its reset mechanism.

Protection Devices Required

Lists essential protective devices for AC or heat pump units.

Reverse Phase Protector

Explains the need for reverse phase protection in three-phase systems.

Discharge Gas Thermostat

Describes the discharge gas thermostat for preventing overheating.

Low Pressure Switch

Specifies low-pressure switch settings for refrigerant loss detection.

Crankcase Heater

Recommends crankcase heaters for preventing oil dilution during off-cycles.

High-Pressure Switch

Specifies high-pressure switch settings for overload conditions.

Application Standards and System Testing

Application Standard & Limit

Defines standard and limit operating conditions for compressor application.

Compressor Selection Table

Provides a table for gathering information to select a compressor.

System Test Data Table

Offers a table to record system test results for performance evaluation.

Maximum Operating Conditions

Outlines temperature conditions for maximum operating performance tests.

Low-Temperature Operation Test

Details temperature conditions for low-temperature operation tests.

Start Performance and Voltage Drop

Provides a table for recording start performance and voltage drop tests.

Sample Compressors Information

Section for recording information about tested compressor samples.

Assembly and Installation Procedures

Removing Rubber Plug

Instructions for safely removing shipping rubber plugs from the compressor.

Compressor Mounting

Guidance on mounting the compressor using specified accessories.

Residual Moisture

Specifies maximum allowable residual moisture levels in the system.

Tube Brazing

Emphasizes cleanliness and proper procedures for brazing system piping.

Brazing Material

Recommends specific silver and copper-phosphorus brazing materials.

Nitrogen Purge

Details the procedure for nitrogen purging during brazing.

Brazing Procedures

Step-by-step guide for performing brazing operations.

Leakage Test

Outlines the procedure for conducting system leakage tests.

Evacuation

Details the process of evacuating the system to remove moisture and gases.

Refrigerant Charge

Provides guidance on the proper method for charging refrigerant.

Wiring Connections

Explains how to make correct wiring connections for the compressor.

Terminal Cover and Clip

Instructions for installing the terminal cover and clip correctly.

Preliminary Running

Steps to perform before and during the initial compressor run.

Start Compressor with Balanced Pressure

Recommends starting the compressor with balanced system pressure.

Servicing Scroll Compressors

Introduces procedures for servicing the scroll compressors.

Compressor Functional Check

Procedures to verify the compressor is functioning correctly.

System Evacuation (Field)

Emphasizes proper system evacuation during field service.

Remove Failed Compressor

Guides on safely removing a failed compressor from the system.

Brazing Procedure (Field Servicing)

Details brazing procedures for field servicing operations.

Compressor Replacement for Motor Burn Out

Steps for replacing a compressor after a motor burn-out.

Returning Failure Compressor

Instructions for sealing and documenting returned failed compressors.

Other Consideration

Lists miscellaneous considerations for installation and handling.

Troubleshooting Compressor Issues

Compressor Failure to Start

Lists probable causes for compressor failure to start.

Compressor Shut Down After Starting

Lists probable causes for premature compressor shutdown.

Abnormal Running Noise

Lists probable causes for abnormal running noise.

Poor Cooling Effect

Lists probable causes for reduced cooling performance.

Compressor Frosting or Dew

Lists probable causes for compressor frosting or dew formation.

Smelly Compressor

Lists probable causes for unpleasant smells related to the compressor.

Frequently Asked Questions and Explanations

Refrigerant Oil and Liquid Refrigerant Mixture

Explains issues related to refrigerant oil and liquid refrigerant mixture.

Compressor Behavior During Reclaiming

Explains compressor behavior during refrigerant reclaiming.

Reverse Phase Protector Limitations

Clarifies the limitations of reverse phase protectors.

Compressor Halting Due to Protector Trips

Explains why compressors might temporarily halt due to protector trips.

Internal Motor Protector Reset Time

Informs about the reset time for the internal motor protector.

Field Application Notice for Protector Trips

Provides important notices for field applications regarding protector trips.

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