Siemens SINAMICS S120 Equipment Manual page 318

Maintenance and service
10.5 Forming the DC link capacitors
Forming circuit for Line Modules
Note
Forming the Line Modules
Voltage must be supplied to Line Modules via a connected Motor Module and the associated
DC link.
Figure 10-15 Forming circuit for Line Modules
318
WARNING
Risk of death from electric shock when installation of lamp sockets is non-insulated
If two incandescent lamps connected in series are used, the insulation of the lamp
sockets is not rated for the high voltage of 500 to 690 V 3 ph AC.
• For a line voltage of 500 to 690 V 3 ph AC, install the two lamp sockets connected in
series with insulation and protect them from being touched.
Water-cooled chassis power units for common cooling circuits
Manual, 08/2017, 6SL3097-4AM10-0BP0