Siemens SIROTEC Planning Manual page 32

Control Cabinet Structure
Additional mains filter
If an additional mains filter is to be used for further users in the control cabinet (see
Planning guide Converter), the following must be observed:
·
Attach the main filter in proximity to the cabinet feed.
·
Connect the mains filter via extensive conduction to the cabinet housing.
Fig. 5-1
Shield buses
The shield bus must be connected extensively to the supporting beams for putting
on the line shields.
Fig. 5-3
5-32
Encoder Supply
Example for a filter module and mains filter assembly (diagrammatic sketch)
Example: Assembly of the shield bus
EMC Installation Guideline – Planning Guide (EMV) – 03.2004 Edition
Numerical control
Power section
I/RF module
Filter module
To motor
Additional line filter
(if required)
© Siemens AG, 2004. All rights reserved