Siemens SIMATIC ET 200SP System Manual page 82

Procedure
Proceed as follows to mount the infeed bus cover on a SIMATIC ET 200SP motor starter:
1. Press the cover onto the opening of the BaseUnit on the right until it audibly engages.
The cover can be removed again using 2 fingers and without tools.
Distributed I/O system
System Manual, 09/2019, A5E03576849-AJ
5.9 Mounting further accessories for motor starters
Installation
81