Siemens SINAMICS S120 Manual page 15

6.6.6 Connecting the 24 V terminal adapter .................................................................................. 113
6.6.7 Shield connection .................................................................................................................. 114
6.6.7.1 Shield connection for X21/X22 on the Motor Module ........................................................... 114
6.6.7.2 Shield connection for the motor holding brake ..................................................................... 114
6.7 Connection system ............................................................................................................... 114
6.7.1 Configuring the cable length ................................................................................................. 115
6.7.2 Current-carrying capacity and derating factors for power cables and signal cables ............ 116
6.7.3 Connecting terminals ............................................................................................................ 118
6.7.4 Cable lugs ............................................................................................................................. 119
6.8 Possible functions of the 24 V supply ................................................................................... 120
6.9 Cable shielding and routing .................................................................................................. 123
6.10 Protective connection and equipotential bonding ................................................................. 125
6.11 Notes on control cabinet cooling ........................................................................................... 129
6.11.1 Control cabinet cooling options ............................................................................................. 129
6.11.2 General information on ventilation ........................................................................................ 130
6.11.3 Ventilation clearances ........................................................................................................... 132
6.11.4 Dimensioning cooling equipment .......................................................................................... 133
6.12 Power losses of the components .......................................................................................... 134
6.12.1 Typical power losses for Motor Modules .............................................................................. 134
6.12.2 Maximum power losses in the rated load range ................................................................... 135
6.12.3 Maximum power losses in the partial load range ................................................................. 136
7 Service and support for booksize C/D-type .......................................................................................... 137
7.1 Spare parts ........................................................................................................................... 137
7.2 Replacing the fan .................................................................................................................. 137
7.2.1 Safety instructions when replacing a fan .............................................................................. 137
7.2.2 Replacing the fan .................................................................................................................. 138
7.3 Recycling and disposal ......................................................................................................... 142
A Appendix............................................................................................................................................. 143
A.1 List of abbreviations .............................................................................................................. 143
A.2 Documentation overview ...................................................................................................... 153
Index................................................................................................................................................... 155
Power Units in Booksize C/D-Type Format
Manual, 12/2018, 6SL3097-5AC20-0BP0
Table of contents
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