Siemens SINUMERIK 828D Series Software And Hardware Service Manual page 147

The DC link busbars are located under the DC link cover.
Danger to life through electric shock due to the residual charge of the DC link capacitors
As a result of the DC link capacitors, a hazardous voltage is present for up to 5 minutes after
the power supply has been switched off.
Contact with live parts results in death or serious injury.
● Do not open the protective cover of the device until 5 minutes have elapsed.
● Before starting any work, check that the system is in a completely no-voltage condition by
● Ensure that the associated warning plate in the appropriate language is attached.
Software and hardware
Service Manual, 08/2018, 6FC5397-5DP40-6BA1
DANGER
measuring all poles/phases, also to ground.
Service cases - hardware
4.10 SINAMICS S120 Combi
147