Atlas Copco GA 75 VSD User Manual

6.1 DIMENSION DRAWINGS.......................................................................................................................70
6.2 INSTALLATION PROPOSAL...................................................................................................................72
6.3 ELECTRICAL CONNECTIONS.................................................................................................................75
6.4 COOLING WATER REQUIREMENTS.........................................................................................................76
6.5 PICTOGRAPHS.................................................................................................................................77
7 Operating instructions.................................................................................................78
7.1 BEFORE INITIAL START-UP..................................................................................................................78
7.2 INITIAL START-UP..............................................................................................................................78
7.3 BEFORE STARTING............................................................................................................................81
7.4 STARTING ......................................................................................................................................82
7.5 DURING OPERATION..........................................................................................................................84
7.6 CHECKING THE DISPLAY.....................................................................................................................86
7.7 STOPPING ......................................................................................................................................87
7.8 TAKING OUT OF OPERATION................................................................................................................87
8 Maintenance..................................................................................................................89
8.1 PREVENTIVE MAINTENANCE SCHEDULE..................................................................................................89
8.2 DRIVE MOTOR .................................................................................................................................91
8.3 OIL SPECIFICATIONS..........................................................................................................................92
8.4 OIL AND OIL FILTER CHANGE...............................................................................................................92
8.5 DISPOSAL OF USED MATERIAL.............................................................................................................94
8.6 STORAGE AFTER INSTALLATION...........................................................................................................94
8.7 SERVICE KITS..................................................................................................................................94
9 Adjustments and servicing procedures.....................................................................96
9.1 AIR FILTER......................................................................................................................................96
9.2 COOLERS.......................................................................................................................................96
9.3 SAFETY VALVE.................................................................................................................................97
10 Problem solving............................................................................................................98
Instruction book
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Atlas Copco GA 75 VSD Specifications

General

Model	GA 75 VSD
Category	Air Compressor
Type	Rotary Screw Compressor
Power	75 kW
Max Working Pressure	13 bar
Cooling	Air-cooled
Voltage	400 V
Drive	Variable Speed Drive (VSD)