Grounding The System; Grounding Using The Grounding Harness - Siemens SINAMICS SM120 Operating Instructions Manual

NOTICE
Contamination
Contamination and dirt can damage the device.
Visually inspect the equipment at least once per year. For more information, please refer to
the section "Visual inspections".
Dust deposits inside the cabinet unit must be removed at regular intervals (or at least once
a year) by qualified personnel in line with the relevant safety regulations.
Note
The actual intervals at which maintenance procedures are to be performed depend on the
environmental and operating conditions. Define maintenance intervals for the drive which
reflect your plant-specific environmental and operating conditions and meet your availability
requirements. When doing so, take the prescribed maintenance intervals into consideration,
as well as the instructions for repairing and replacing installed components.
Note
Siemens offers its customers support in the form of a service contract. For further details,
contact your regional office or sales office.
Note
Inform the manufacturer about each maintenance job that has been carried out and about each
spare part replacement for the purposes of a reliability analysis.
9.2

Grounding the system

9.2.1

Grounding using the grounding harness

Use a three-pole grounding harness for fixed ball points to ground the system.
Note
Ordering a grounding harness
You can order the grounding harness. Contact the Service Center.
SINAMICS SM120 6SL38715
Operating Instructions 07/2015
Maintenance
9.2 Grounding the system
85