Siemens S120 - Page 482

Service and maintenance
11.4 Forming the DC link capacitors
AC Drive
482 Manual, (GH6), 04/2014, 6SL3097-4AL00-0BP4
Figure 11-13 Forming circuit for 3-ph AC Power Modules with incandescent lamps
Figure 11-14 Forming circuit for 3-ph AC Power Modules with resistors