Siemens S120 - Operation of the Line Connection Components on the Supply Line

Mains connection and line-side power components
3.9 Line connection variants
AC Drive
Manual, (GH6), 04/2014, 6SL3097-4AL00-0BP4
81
3.9.3
Operation of the line connection components on the supply line
The SINAMICS S drive system is designed to be directly connected to TN and TT systems
with a grounded neutral point as well as to IT systems without line filter with rated voltages
from 3-phase 380 VAC to 480 VAC and 1-phase 200 VAC to 240 VAC.
Figure 3-30 Direct operation on the line supply
Operation of single-phase units on the Single Phase Grounded Midpoint line system configuration
The line connection depicted below applies to the operation of single-phase units (1-
ph. 230 VAC) on the Single Phase Grounded Midpoint line system configuration commonly
used in the USA:
Figure 3-31 Direct operation on single phase grounded midpoint line system configurations