Preventive Maintenance; Inspection; Checklist For Preventive Maintenance Work; Table 9-1 General Checklist For Preventive Maintenance Work - Siemens SINAMICS SH150 Operating Instructions & Installation Instructions

9.4

Preventive maintenance

9.4.1

Inspection

The purpose of an inspection is to ascertain and evaluate the current status of the equipment.
An inspection mainly comprises visual checks. Inspections should be carried out based on a
schedule that meets the needs of the special ambient conditions at the location of use. The
following servicing and inspection instructions are used as the basis for regular inspection of
the equipment.
9.4.2

Checklist for preventive maintenance work

Table 9-1 General checklist for preventive maintenance work
Maintenance
Clean the cabinet (exterior).
Clean the cabinet (interior).
Check the external connections.
Check the internal connections.
Perform inspection and visual in‐
spection.
Check the cooling system.
Check the spare parts.
SINAMICS SH150 6SL3805
Operating Instructions 05/2020
Carried out by:
Owner
Siemens
service per‐
sonnel
Owner
Siemens
service per‐
sonnel
Siemens
service per‐
sonnel
Owner
Siemens
service per‐
sonnel
Frequency Comments
As required Visual inspection, clean if re‐
quired.
Annually Visual inspection, clean if re‐
quired.
After one year, and ev‐ Inspecting the cable clamps and
ery four years there‐ screw terminals.
after
After one year, and ev‐
ery four years there‐
after
Annually See the specifications in the Op‐
erating Instructions.
After 30,000 operating See the specifications in the Op‐
hours erating Instructions.
Annually If necessary reorder spare parts.
Maintenance
9.4 Preventive maintenance
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