Siemens SINAMICS S120 Combi Manual page 17

12.6 Cable shielding and routing .................................................................................................. 291
12.7 Protective connection and equipotential bonding ................................................................. 293
12.8 Note on control cabinet cooling ............................................................................................ 294
12.8.1 General information .............................................................................................................. 294
12.8.2 Ventilation ............................................................................................................................. 297
12.8.3 Dimensioning Climate Control Equipment ............................................................................ 299
12.8.4 Power loss of components in rated operation ...................................................................... 300
12.8.4.1 General information .............................................................................................................. 300
12.8.4.2 Power losses for SINUMERIK control systems, DC link components and
supplementary system components ..................................................................................... 300
12.8.4.3 Power losses for S120 Combi Power Modules .................................................................... 301
12.8.4.4 Power loss for line filters and line reactors ........................................................................... 301
12.8.4.5 Electronics losses of power units .......................................................................................... 302
12.8.4.6 Losses in partial-load operation ............................................................................................ 302
13 Service and maintenance .................................................................................................................... 305
13.1 Spare parts ........................................................................................................................... 305
13.2 Replacing the fan .................................................................................................................. 306
13.2.1 Safety instructions when replacing a fan .............................................................................. 306
13.2.2 Replacing the Internal fan on the S120 Combi Power Module ............................................. 306
13.2.3 Replacing the fan on the Motor Modules Booksize Compact ............................................... 309
13.3 Cleaning the S120 Combi heat sink ..................................................................................... 311
13.4 Forming the DC link capacitors ............................................................................................. 313
13.5 Recycling and disposal ......................................................................................................... 315
A Appendix............................................................................................................................................. 317
A.1 List of abbreviations .............................................................................................................. 317
A.2 Documentation overview ...................................................................................................... 326
Index................................................................................................................................................... 327
SINAMICS S120 Combi
Manual, 11/2017, 6SL3097-4AV00-0BP7
Table of contents
17