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Atlas Copco ZT Series User Manual

Atlas Copco ZT Series
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Instruction book
2920 1472 03 1
Atlas Copco Stationary Air Compressors
ZT15, ZT18, ZT22, ZT30, ZT37, ZT45
ZR30, ZR37, ZR45
Instruction book
Copyright 2004, Atlas Copco Airpower n.v., Antwerp, Belgium.
Any unauthorized use or copying of the contents or any part thereof is prohibited. This applies in
particular to trademarks, model denominations, part numbers and drawings.
This instruction book meets the requirements for instructions specified by the machinery directive
98/37/EC and is valid for CE as well as non-CE labelled machines
No. 2920 1472 03
Replaces 2920 1472 02
Registration code: APC Z<55 + VSD / 38 / 392
2004-05 www.atlascopco.com

Table of Contents

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Atlas Copco ZT Series Specifications

General IconGeneral
TypeOil-free rotary screw compressor
Control SystemElektronikon® controller
Motor ProtectionIP55
Cooling SystemAir or water cooled
Oil-free CertificationISO 8573-1 Class 0
Drive TypeDirect drive

Summary

1 Leading Particulars

1.1 General description

Overview of the two-stage tooth compressors and their main components.

1.2 Air flow

Details the path of air through the compressor system.

1.3 Condensate drain system

Explains the function and types of condensate traps.

1.4 Oil system

Describes the oil circulation, filtration, and protection system.

1.5 Cooling system

Explains air-cooled (ZT) and water-cooled (ZR) cooling systems.

1.6 Air dryer on Full-Feature

Describes the function of air dryers in Full-Feature compressors.

1.7 Electrical system

Outlines the main components and functions of the electrical system.

1.8 Elektronikon control system

Details the functions of the Elektronikon regulator for compressor control.

1.9 Control panel

Details the components and functions of the compressor control panel.

1.10 Menu-driven control programs

Explains how to use the menu-driven programs for control and programming.

2 Installation

2.1 Dimension drawings

Provides dimensional diagrams for various compressor models.

2.2 Installation proposal

Details installation requirements, site preparation, and pipe connections.

2.3 Electric cables

Provides guidelines for selecting mains and earth cables based on model and standards.

2.4 Pictographs

Explains pictographs used on the control panel and other locations.

2.5 Cooling water requirements

Specifies minimum requirements for cooling water quality.

3 Operating Instructions

3.1 Initial start-up

Step-by-step guide for the initial setup and checks before first operation.

3.2 Starting

Procedures for starting the compressor and initial checks.

3.3 During operation

How to monitor and manage the compressor during normal running.

3.4 Stopping

Procedures for safely stopping the compressor.

3.5 Taking out of operation

Steps for decommissioning and removing the compressor from service.

4 Maintenance

Warranty-Product Liability

States conditions regarding warranty and product liability.

4.1 Preventive maintenance schedule for the compressor

Details regular service operations and their intervals.

4.2 Motor greasing

Instructions for greasing fan and drive motors.

4.3 Oil specifications

Recommends specific oil types for compressors.

4.4 Storage after installation

Advice on storing the compressor when not in use.

5 Servicing Procedures

5.1 Air filter

Procedures for servicing the air filter element.

5.2 Oil and oil filter change

Detailed instructions for changing the compressor oil and filter.

5.3 Safety valves

Information on testing safety valves and related warnings.

6 Problem Solving

Compressor capacity or working pressure lower than normal

Troubleshooting steps for reduced compressor performance.

Oil pressure too low

Diagnosing and resolving issues with low oil pressure.

Air temperature above normal

Troubleshooting causes of high air temperature and solutions.

Condensate is not discharged from condensate traps during operation

Steps to resolve issues with condensate trap discharge.

7 Principal Data

7.1 Readings on display

Lists typical readings displayed by the compressor control.

7.2 Settings of safety valves

Specifies the pressure settings for safety valves.

7.3 Settings of overload relay - circuit breakers – fuses

Details settings for electrical protection devices.

7.4 Compressor specifications

Provides key technical data for compressor models.

7.5 Conversion list of SI units into British/American units

Provides conversion factors for common units.

8 Instructions for Use of Pulsation Damper

9 PED

9.1 Components subject to 97/23/EC Pressure Equipment Directive

Lists components subject to PED classification.

9.2 Overall rating

States the compressor's PED category.

OWNERSHIP DATA AND SAFETY PRECAUTIONS

OWNERSHIP DATA

Section for recording unit and owner identification details.

SAFETY PRECAUTIONS

General safety advice for installation, operation, and maintenance.

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