Siemens Sinamics CU240D-2 DP Operating Instructions Manual page 46

Installation
4.2 Electrical Installation
①
From the transformer
②
Second level distribution with PE equipotential bonding
③
Metal frame
④
Short connection from the PE terminal to the metal frame.
⑤
Electrical connection of motor cable shield and connector body.
⑥
Electrical connection of motor cable shield and motor terminal box via electrically conductive PG
gland.
⑦
Driven machine
⑧
Conventional grounding system.
•
•
⑨
Foundation ground
Figure 4-7
You find further information on the rules for EMC compliant installation on the Internet:
(http://support.automation.siemens.com/WW/view/en/60612658/0/en)
44
Standard, heavy-power PE conductors without special high-frequency properties.
Ensures low frequency equipotential bonding as well as protection against injury.
Grounding and high-frequency equipotential bonding measures in the drive system and
in the plant
EMC design guidelines
Converter with the control units CU240D-2
Operating Instructions, 04/2018, FW V4.9 SP10, A5E34262100B AF