Siemens Sinamics S120 Manual page 14

Table of contents
4.1.2.3 Crimping conductor end sleeves ............................................................................................ 70
4.1.3 Preparing the power cables ................................................................................................... 71
4.1.4 Connecting the motor cable ................................................................................................... 73
4.1.5 Installation .............................................................................................................................. 75
4.1.5.1 Installation .............................................................................................................................. 75
4.1.5.2 Shielding ................................................................................................................................ 76
4.1.5.3 Coding .................................................................................................................................... 78
4.1.5.4 Pre-assembled power cables ................................................................................................. 79
4.2 Reinforced DC link busbars ................................................................................................... 80
4.2.1 Description ............................................................................................................................. 80
4.2.2 Removing the DC link busbars .............................................................................................. 81
4.2.3 Installing the reinforced DC link busbars ............................................................................... 83
5 Motor-side power components .............................................................................................................. 85
5.1 Motor reactors ........................................................................................................................ 85
5.1.1 Description ............................................................................................................................. 85
5.1.2 Technical data ........................................................................................................................ 86
6 Cabinet design ...................................................................................................................................... 87
6.1 General information ............................................................................................................... 87
6.2 Safety instructions with respect to control cabinet design ..................................................... 88
6.3 Electromagnetic compatibility ................................................................................................ 88
6.3.1 General information ............................................................................................................... 88
6.3.2 Classification of EMC behavior .............................................................................................. 89
6.3.3 Drive system applications ...................................................................................................... 91
6.3.4 Emitted interference/interference immunity ........................................................................... 91
6.4 Arrangement of components and equipment ......................................................................... 92
6.5 Electrical connection .............................................................................................................. 93
6.5.1 Releasing the DC link protective cover .................................................................................. 93
6.5.2 Connecting the DC link busbars and 24 V busbars to components in booksize C/D-
type format ............................................................................................................................. 94
6.5.2.1 Description ............................................................................................................................. 94
6.5.2.2 Installation .............................................................................................................................. 95
6.5.3 24 V connection ..................................................................................................................... 99
6.5.3.1 Description ............................................................................................................................. 99
6.5.4 Connection of booksize components to booksize C/D-type components ........................... 100
6.5.4.1 Description ........................................................................................................................... 100
6.5.5 Connecting the DC link rectifier adapter and the DC link adapter ....................................... 100
6.5.6 Connecting the 24 V terminal adapter ................................................................................. 101
6.5.7 Connecting EP terminals/temperature sensor ..................................................................... 101
6.5.7.1 Shield connection ................................................................................................................. 101
6.6 Connection system .............................................................................................................. 102
6.6.1 Configuring the cable length ................................................................................................ 102
6.6.2 Current-carrying capacity and derating factors for power cables and signal cables ........... 103
6.7 Possible functions of the 24 V supply .................................................................................. 104
6.8 Cable shielding and routing ................................................................................................. 106
6.9 Protective connection and equipotential bonding ................................................................ 108
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Power Units in Booksize C/D-Type Format
Manual, 01/2017, 6SL3097-4AC20-0BP1