Siemens SINAMICS S120 Equipment Manual page 388

Options
8.20 L37, DC interface incl. pre-charging input circuit for the relevant DC link capacitance
Figure 8-28
Figure 8-29
Take into account other voltages on optional components and refer to the circuit diagrams.
388
Measuring point, auxiliary power supply, fan supply bottom, frame sizes FX and GX
Measuring point, 24 V DC auxiliary power supply, frame sizes FX and GX
S120 Cabinet Modules Equipment Manual
Manual, (GH5), 10/2008, A5E00427098A