Atlas Copco ZT 275

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Flow diagram of a ZR compressor with Low Load compensator functionality (during unload)

Reference Name

1 Outlet of compressed air (air net)

2a, 2b Non-return valve

3 Heater

4 Rotor

5 Motor

6 Cooler

Instruction book

40 2920 1815 04

Main Page

Table of Contents4
Safety Precautions9
Safety Icons9
General Safety Precautions9
Safety Precautions During Installation10
Safety Precautions During Operation11
Safety Precautions During Maintenance or Repair12
General Description14
Introduction14
Air System22
Cooling and Condensate Drain System27
Elektronikon Regulated Drain (Erd)29
Oil System33
Regulating System35
Energy Recovery38
Low Load Compensator for IMD Dryer41
Smartbox and Smartlink43
Elektronikon Regulator46
Lektronikon Regulator46
Control Panel48
Function Keys49
Scroll Keys50
Emergency Stop Button50
Control Mode Switch51
External Compressor Status Indication52
External Communication52
Control Programs54
Calling up Menus55
Main Screen Menu55
Status Data Menu56
Measured Data Menu58
Hours Menu58
Service Menu59
Test Menu61
Modify Settings Menu62
Modifying Regulation Settings62
Modifying Protection Settings63
Modifying Service Settings65
Timers Menu66
Configuration Menu69
Saved Data Menu70
Show more Menu71
Unload-Load Menu72
Programmable Settings72
Elektronikon Regulator Type Overview77
Elektronikon Controller Type Overview77
Elektronikon Regulator79
Lektronikon Regulator79
Control Panel81
Function Keys82
Scroll Keys83
Emergency Stop Button83
External Compressor Status Indication84
Control Programs84
Calling up Menus86
Main Screen Menu87
Status Data Menu88
Measured Data Menu91
Counters Menu92
Test Menu93
Modify Parameters Menu94
Modifying Parameters94
Modifying Protection Settings95
Modifying Service Plans96
Programming Clock Function97
Modifying Configuration Settings101
Service Menu103
Saved Data Menu105
Programmable Settings105
Elektronikon® Graphicplus Controller114
Lektronikon Raphic Lus Controller114
Control Panel116
Digital Output Contacts117
Icons Used118
Main Screen122
Calling up Menus127
Service Menu128
Protections Menu133
Week Timer Menu136
Info Menu146
Test Menu147
Counters148
Modifying the Pressure Band150
Inputs Menu152
Outputs Menu157
Event History Menu159
Modifying Settings160
Programmable Settings166
Web Server167
Installation176
Dimension Drawing176
Din to Jis Adaptor Flanges192
Installation Proposal196
Installation Requirements for Rubber Compensators208
Electric Cable Size, Fuses and Cable Length215
Electric Connection228
Quality of Safety Components233
Cooling Water Requirements233
General Pictographs236
Pictographs, Elektronikon Control System237
Operating Instructions239
Initial Start-Up239
Before Starting263
Routine Starting268
Starting after Emergency Stop or Shutdown271
During Operation273
Checking the Display275
Manual Loading/Unloading276
Stopping279
Taking out of Operation283
Maintenance284
Preventive Maintenance Schedule284
Motor Greasing287
Oil Specifications287
Storage after Installation287
Servicing Procedures288
Air Filters288
Oil and Oil Filter Change289
Safety Valves291
Coolers291
Problem Solving295
Roblem Solving295
Technical Data300
Readings300
Settings of Safety Valves301
Settings for Overload Relay301
Reference Conditions312
Limitations313
Compressor Data315
Dryer Data317
Pressure Equipment Directives318
Documentation324

Atlas Copco ZT 275 - Page 42

Table of Contents

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