Permissible Line Supplies - Siemens SINAMICS G120 Installation Manual

Connecting

4.1 Permissible line supplies

4.1 Permissible line supplies
The converter is designed for the following line supplies according to IEC 60364-1 (2005).
● TN system
● TT system
● IT system
General requirements on line supply
The plant builder or machine manufacturer must ensure for operation with rated current I
that the voltage drop between the transformer input terminals and the converter when
operated with its rated values is less than 4% of the transformer rated current
Restrictions for installation altitudes above 2000 m
Above an installation altitude of 2000 m, the permissible line supplies are restricted.
Screw for functional grounding on the converter, frame size FSG
If you wish to use the converters with integrated C3 line filter, please note the information in
the sections "TN line system", "TT line system" and "IT system" below.
Figure 4-2
46
Restrictions for special ambient conditions (Page 105)
Remove screw for functional grounding
Hardware Installation Manual, 01/2020, A5E33294624B AL
rated
Power Module PM240-2