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Atlas Copco GA55C User Manual

Atlas Copco GA55C
44 pages
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Atlas Copco Stationary Air Compressors
GA5-7-11C-11-15-18-22-30C-30-37-45-55C-55-75-90C and
GA30 W-37 W-45 W-55C W-55 W-75 W-90C W
With Elektronikon I or Elektronikon II regulator
User manual for Elektronikon
®
I and II regulators

Table of Contents

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Atlas Copco GA55C Specifications

General IconGeneral
ModelGA55C
TypeRotary Screw Compressor
Power Output55 kW
Drive TypeDirect Drive
Cooling MethodAir Cooled
Control SystemElektronikon
FAD10.2 m³/min

Summary

Atlas Copco Stationary Air Compressors

Safety Precautions

Installation Safety

Guidelines for safe installation of the compressor unit, including lifting and connection procedures.

Part 1 - Elektronikon I Regulator

General Description

Details on automatic control, protection, and automatic restart after voltage failure.

Control Panel

Explanation of the control panel's buttons, LEDs, and display elements.

Display and Pictographs

Explanation of screen elements, pictographs, and the main screen display.

Part 1 - Elektronikon I Regulator

Shut-down Warnings

Details on warnings for high compressor element outlet temperature and dewpoint temperature.

Shut-down Conditions

Explains compressor shutdown due to element temperature or motor overload.

Service Warnings

Information on warnings indicating required service intervals.

Scrolling Through Screens

Guide to navigating through various display screens using arrow keys.

Part 1 - Elektronikon I Regulator

Settings

Covers unloading/loading pressures, temperatures, and service timer settings.

Part 2 - Elektronikon II Regulator

General Description

Overview of Elektronikon II regulator features, control, and protection.

Control Panel Overview

Explains the control panel layout, LEDs, buttons, pictographs, and function keys.

Menu-Driven Control Programs

Describes how to navigate and use the menu system for compressor control.

Compressor Status Monitoring

How to view current operational status, data, and protection messages.

Data Menus

Accessing measured data, counters, and diagnostic test functions.

Parameter and Setting Modification

Menus for programming parameters, protections, service plans, clock, and configuration.

Service Menu

Resetting and checking service plans and intervals.

Saved Data Menu

Accessing historical data like last shut-down and emergency stop events.

Programmable Settings

Parameters

Table of minimum, nominal, and maximum values for various operational parameters.

Protections

Lists protection parameters like temperature limits, pressure differences, and delays.

Service Plan Intervals

Details on service plan intervals for required maintenance tasks.

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