Maintenance; Introduction - Siemens SINAMICS PERFECT HARMONY GH180 Operating Instructions Manual

Maintenance

10.1

Introduction

The SINAMICS GH180 Perfect Harmony™ drive is designed, built, and tested to provide long,
trouble-free service. Keeping the drive working reliably, minimizing system down time, and
maintaining safety, requires periodic maintenance.
Prior to performing any type of maintenance, be sure to read all relevant safety and product
information. Perform procedures as indicated. Refer to the chapter in this manual titled Safety
Notes.
Electrical Hazard!
High voltages are present within this equipment which could cause death or serious injury if
safety instructions are not observed.
Always switch off the main input power to the equipment, and follow the safety guidelines
defined in the Safety Notes chapter of this manual and in local codes before attempting
inspection or maintenance procedure.
Ensure that only qualified and trained personnel carry out work on the equipment.
Qualified Personnel Only
Due to the modularity of the SINAMICS GH180 Perfect Harmony™ variable frequency design,
the maintenance and earthing procedure does not cover all variations of equipment types or
installations. Refer to Figure: Drive System Schematic and the factory drawings furnished with
each drive.
Siemens strongly recommends that only qualified personnel be allowed to perform
maintenance on SINAMICS Perfect Harmony™ Systems.
Refer to Appendix Service and Support for customer service contact information.
See also
Service and Support (Page 103)
Type 6SR5 Air-Cooled
Operating Instructions, AK, A5E39390112
DANGER
WARNING
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