
Table of contents
SINAMICS S120M Distributed Drive Technology
Manual, (GH12), 12/2014, 6SL3097-4AW00-0BP3 13
7 Cabinet design and EMC S120M................................................................................................. 115
7.1 General ........................................................................................................................... 115
7.2 24 V DC supply voltage................................................................................................... 116
7.2.1 General ........................................................................................................................... 116
7.2.2 24 V power supply and connection of components........................................................... 117
7.2.3 X24 24 V terminal adapter............................................................................................... 120
7.2.4 Installing the 24 V terminal adapter.................................................................................. 121
7.3 Connection system.......................................................................................................... 123
7.3.1 Power/signal cables ........................................................................................................ 123
7.3.2 Connection via Hybrid Cable: AM600 - S120M ................................................................ 129
7.3.3 Connection via Hybrid Cable: AM600 - Hybrid Cabinet Bushing....................................... 130
7.3.4 Connection via Hybrid Cable: Hybrid Cabinet Bushing - S120M....................................... 131
7.3.5 Hybrid Cable connection at the S120M............................................................................ 132
7.3.6 Hybrid Cable connection at DRIVE-CLiQ Extension......................................................... 133
7.3.7 Maximum cable length for distributed S120M drive technology ........................................ 134
7.3.8 Connectable conductor cross-sections for screw terminals .............................................. 135
7.3.9 Routing cables in a damp environment ............................................................................ 136
7.3.10 DRIVE-CLiQ signal cables............................................................................................... 136
7.4 Potential equalization ...................................................................................................... 139
7.5 Layout of the components ............................................................................................... 140
7.5.1 General ........................................................................................................................... 140
7.5.2 Current carrying capacity of the DC link busbar ............................................................... 140
7.5.3 Several Adapter Modules 600.......................................................................................... 141
7.5.4 Position of the S120M in the line...................................................................................... 141
7.5.5 Line termination with the hybrid connector ....................................................................... 142
7.5.6 Several Control Units and DRIVE-CLiQ Extension........................................................... 144
7.5.7 Mixed configurations comprising central and distributed S120 versions............................ 144
8 Service and maintenance ........................................................................................................... 145
8.1 Spare parts ..................................................................................................................... 145
8.2 Replacing components .................................................................................................... 145
8.2.1 Safety instructions........................................................................................................... 145
8.2.2 Replacing an AM600 ....................................................................................................... 146
8.2.3 Replacing a S120M ......................................................................................................... 149
8.2.4 Replacing a fuse in the Adapter Module 600.................................................................... 151
8.2.5 Replacing a fan in the Adapter Module 600...................................................................... 153
8.3 Forming the DC link capacitors........................................................................................ 154
8.3.1 Central components (AM600).......................................................................................... 154
8.3.2 Distributed components................................................................................................... 156
A Appendix.................................................................................................................................. 157
A.1 List of abbreviations ........................................................................................................ 157
A.2 Documentation overview ................................................................................................. 166
Index ....................................................................................................................................... 167