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Atlas Copco GA 5 - User Manual

Atlas Copco GA 5
178 pages
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Atlas Copco
Oil-injected rotary screw compressors
GA 5, GA 7, GA 11
Instruction book

Table of Contents

Questions and Answers

  • S
    SergJun 2, 2026
    Good morning! GA5 excessive condensate quantity in oil? What is the reason? We use Oil separator and Oil filter. Region Equatorial Guinea.

    Summary

    Safety Precautions

    Safety Icons

    Explains safety symbols used in the manual.

    General Safety Precautions

    Outlines general safety rules for operation and maintenance.

    Safety Precautions During Installation

    Details safety measures for compressor installation.

    Safety Precautions During Operation

    Lists safety measures for operating the compressor.

    Safety Precautions During Maintenance or Repair

    Outlines safety procedures for maintenance and repair work.

    General Description

    Introduction

    Provides a general overview of the GA 5 to GA 11 compressors.

    Air Flow

    Explains the air flow diagrams for different compressor versions.

    Oil System

    Details the oil system of the compressor with a flow diagram.

    Cooling System

    Describes the compressor's cooling system and its components.

    Condensate System

    Explains the condensate drainage systems for different compressor types.

    Regulating System

    Describes how the compressor's loading and unloading functions work.

    Electrical System

    Introduces the main components of the compressor's electrical system.

    Electrical Diagrams

    Provides information on the service diagram and component designations.

    Air Dryer

    Details the air dryer's flow diagram and components.

    Elektronikon Controller

    Elektronikon Regulator

    Covers the regulator's functions, automatic control, and protection.

    Control Panel

    Provides a detailed description of the Elektronikon control panel and its buttons.

    Icons Used on the Display

    Explains the meaning of various icons displayed on the controller.

    Main Screen

    Describes the compressor's main display screen and its information.

    Shut-down Warning

    Explains conditions that trigger a shut-down warning and related actions.

    Shut-down

    Details the conditions and procedures for compressor shut-down.

    Service Warning

    Explains service warnings and when they appear.

    Scrolling Through All Screens

    Guides users on navigating through the controller's various screens.

    Calling Up Outlet and Dewpoint Temperatures

    Instructions for displaying outlet and dewpoint temperatures on the controller.

    Calling Up Running Hours

    How to view the compressor's running hours via the controller.

    Calling Up Motor Starts

    Instructions for viewing the number of motor starts.

    Calling Up Module Hours

    How to check the regulator module's service hours.

    Calling Up Loading Hours

    Instructions to display the hours the compressor was loaded.

    Calling Up Load Relay

    How to check the load relay status.

    Calling Up;Resetting the Service Timer

    Steps to view and reset the service timer.

    Selection Between Local, Remote or LAN Control

    How to choose the compressor's control mode.

    Calling Up;Modifying CAN Address Control

    Procedures for managing CAN address settings.

    Calling Up;Modifying IP, Gateway and Subnetmask

    Instructions for configuring network settings.

    Calling Up;Modifying Pressure Band Settings

    How to view and adjust pressure band settings.

    Modifying the Pressure Band Selection

    Steps to change the active pressure band.

    Calling Up;Modifying Service Timer Settings

    How to adjust service timer intervals.

    Calling Up;Modifying the Unit of Temperature

    Procedure to change temperature units (C/F).

    Calling Up;Modifying Unit of Pressure

    How to change pressure units (bar/psi).

    Activating Automatic Restart After Voltage Failure

    Information on enabling automatic restart after power interruptions.

    Selection Between Y-D or DOL Starting

    How to select motor starting method (star-delta/DOL).

    Calling Up Modifying Load Delay Time

    Instructions to view and adjust load delay time.

    Calling Up Modifying Minimum Stop Time

    How to adjust the minimum stop time between cycles.

    Activating Password Protection

    Steps to set up password protection for settings.

    Activate Load;Unload Remote Pressure Sensing

    How to configure remote pressure sensing.

    Calling Up;Modifying Protection Settings

    How to configure various protection settings.

    Test Screens

    Instructions for performing display and safety valve tests.

    Web Server

    Guide to connecting and using the web server interface.

    Elektronikon Graphic Controller

    Elektronikon Graphic Controller

    Overview of the Graphic controller's functions and operation.

    Control Panel

    Details the control panel layout and functions for the Graphic controller.

    Icons Used

    Explains the icons displayed on the Graphic controller interface.

    Main Screen

    Describes the Graphic controller's main screen and operational status.

    Calling Up Menus

    Instructions on how to access the controller's menu system.

    Inputs Menu

    How to view input status and measured data on the controller.

    Outputs Menu

    How to check the status of digital outputs on the controller.

    Counters

    How to access and view various operational counters.

    Service Menu

    Accessing service-related information and functions.

    Setpoint Menu

    How to program and select pressure bands for compressor operation.

    Event History Menu

    How to view last shut-down and emergency stop events.

    Modifying General Settings

    Procedures for changing general settings like time and date.

    Info Menu

    Displays information such as the Atlas Copco internet address.

    Week Timer Menu

    How to program time-based start/stop commands for the compressor.

    Test Menu

    Instructions for performing display and safety valve tests.

    User Password Menu

    How to manage user password settings.

    Web Server

    Guide to connecting and using the web server interface.

    OSD Oil;Condensate Separator (Optional)

    OSD Unit

    Describes the OSD unit for separating oil from condensate.

    Operating and Maintenance Instructions

    Safety precautions and operational guidance for the OSD unit.

    Pictographs

    Explains the pictographs used on the OSD unit.

    Installation

    Dimension Drawings

    Provides dimensional drawings for various compressor configurations.

    Installation Proposal

    Guidelines for compressor room installation and environmental considerations.

    Electrical Connections

    Instructions for making electrical connections to the compressor.

    Pictographs

    Explains various pictographs used in the manual.

    Operating Instructions

    Initial Start-up

    Step-by-step guide for the initial start-up procedure.

    Before Starting

    Pre-start checks and procedures before operating the compressor.

    Starting

    Detailed steps for starting the compressor.

    During Operation

    Guidelines for operating the compressor and monitoring its status.

    Checking the Display

    Instructions for regularly checking the compressor display and messages.

    Stopping

    Procedures for stopping the compressor normally and in emergencies.

    Taking Out of Operation

    Steps for safely taking the compressor out of operation.

    Maintenance

    Preventive Maintenance Schedule

    Outlines the recommended preventive maintenance tasks and intervals.

    Oil Specifications

    Details recommended oils and their properties for the compressors.

    Storage After Installation

    Guidance on storing the compressor when not in use.

    Service Kits

    Information on available service kits for maintenance.

    Disposal of Used Material

    Guidelines for environmentally friendly disposal of used materials.

    Adjustments and Servicing Procedures

    Drive Motor

    General advice and bearing maintenance for the drive motor.

    Air Filter

    Location, recommendations, and procedure for replacing the air filter.

    Oil and Oil Filter Change

    Step-by-step guide for changing the compressor oil and filter.

    Oil Separator Change

    Procedure for replacing the oil separator element.

    Coolers

    Instructions for cleaning and maintaining the compressor coolers.

    Belt Tensioning and Replacement

    Guides for checking belt tension and replacing belts.

    Safety Valves

    Location and testing procedures for safety valves.

    Dryer Maintenance Instructions

    Safety precautions and maintenance for the refrigeration dryer.

    Problem Solving

    Compressor

    Troubleshooting guide for common compressor issues and remedies.

    Technical Data

    Readings on Display

    Information on compressor readings displayed on the controller.

    Electric Cable Size

    Guidance on selecting appropriate electric cable sizes for different versions.

    Settings for Overload Relay and Fuses

    Tables detailing overload relay and fuse settings for various models.

    Dryer Switches

    Information regarding dryer adjustment and safety devices.

    Reference Conditions and Limitations

    Specifies operating conditions for technical data validity.

    Compressor Data

    Detailed technical specifications for GA 5 compressor models.

    Technical Data Elektronikon Controller

    Technical specifications for the Elektronikon controller.

    Instructions for Use

    Oil Separator Vessel

    Usage instructions and safety for the oil separator vessel.

    Air Receiver (on Tank-mounted Units)

    Instructions for using and maintaining the air receiver.

    Guidelines for Inspection

    Guidelines

    General guidelines for inspections and reference to standards.

    Pressure Equipment Directives

    Components Subject to 97;23;EC Pressure Equipment Directive

    Lists components subject to the PED and their class.

    Declaration of Conformity

    Typical Example of a Declaration of Conformity Document

    Shows an example of the EC Declaration of Conformity.

    Atlas Copco GA 5 Specifications

    General IconGeneral
    ModelGA 5
    CategoryAir Compressor
    Power5.5 kW
    Noise Level68 dB(A)
    Cooling SystemAir-cooled
    Drive TypeDirect Drive
    Maximum Working Pressure10 bar
    Capacity FAD0.45 m³/min
    FAD Capacity0.45 m³/min
    Free Air Delivery0.45 m³/min

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