Note that the PE/PEN busbar in the cabinet must connect to the ground through a grounding cable with a cross section ≥
10 mm
as illustrated below:
2
4.2
Interfaces on the PPU
4.2.1
Control elements on the PPU
①
Status indicators
②
Protective cover for USB interface
③
USB interface
84
⑧
Alarm cancellation key
Cancels alarms and messages that are marked with the
symbol on this key
⑨
Wizard key
Guides you through performing basic commissioning
and operation tasks
⑩
Help key
Calls help information
Commissioning Manual
01/2017