Electrical Connection - Siemens SINAMICS S120 Manual

Line Modules
3.2 Basic Line Modules
3.2.5

Electrical connection

Operating a Basic Line Module on a non-grounded line supply (IT system)
When the Basic Line Module is operated on an ungrounded line supply (IT system), the
integrated basic interference suppression modules must be deactivated by screwing out a
connection clip.
Note
Warning label on the connection clip
A yellow warning label is attached to each connection clip so that it is easier to find.
• The warning label must be removed from the connection clip (by pulling it off) if the
• The warning label must be removed together with the connection clip if the unit is
Figure 3-7
102
connection clip is to remain in the unit (operation on a grounded line supply).
operated on a non-grounded line supply (IT system).
Warning label on the connection clip
Manual, (GH3), 01/2013, 6SL3097-4AE00-0BP3
Chassis power units