Siemens SINAMICS S120 Equipment Manual page 467

Figure 11-19 Replacing the Control Interface Module, Active Line Module and Motor Module Chassis-2, frame sizes FS2,
FS4, Part 2
Preparatory steps
● Disconnect the drive line-up from the power supply
● Allow unimpeded access
● Remove the protective cover
● Withdraw all plug connectors to the signal connections (–X9, –X41 ... –X49, –X400 ... –
X402).
● When being removed from the electrical cabinet, the device must be carefully secured so
that it can either topple over nor roll away.
Air-cooled chassis power units
Manual, 07/2019, 6SL3097-4AE00-0BP9
Maintenance and Servicing
11.4 Replacing components
465