Siemens SINAMICS S120 Combi User Manual page 20

Table of contents
12.1.6 Technical data........................................................................................................................... 232
12.2 DRIVE-CLiQ coupling ............................................................................................................... 233
12.2.1 Description ................................................................................................................................ 233
12.2.2 Safety information ..................................................................................................................... 233
12.2.3 Interface description.................................................................................................................. 233
12.2.3.1 Overview ................................................................................................................................... 233
12.2.4 Dimension drawing.................................................................................................................... 234
12.2.5 Mounting.................................................................................................................................... 234
12.2.6 Technical data........................................................................................................................... 235
13 Cabinet design and EMC ....................................................................................................................... 237
13.1 General information................................................................................................................... 237
13.2 Safety information ..................................................................................................................... 238
13.3 Directives................................................................................................................................... 238
13.4 Notes on electromagnetic compatibility (EMC) ......................................................................... 239
13.5 Cable shielding and routing....................................................................................................... 239
13.6 24 V DC supply ......................................................................................................................... 241
13.6.1 General information................................................................................................................... 241
13.6.2 24 V power supply and connection of components .................................................................. 242
13.6.3 Overcurrent protection in the 24 V solid-state circuit ................................................................ 244
13.6.4 Typical 24 V current consumption of the components.............................................................. 245
13.6.5 Selecting power supply units..................................................................................................... 247
13.7 Connection system.................................................................................................................... 248
13.7.1 DRIVE-CLiQ signal cables ........................................................................................................ 248
13.7.2 Power cables for motors ........................................................................................................... 250
13.7.2.1 Approved power cables............................................................................................................. 250
13.7.3 Current-carrying capacity and derating factors for power cables and signal cables ................ 252
13.7.4 Connectable conductor cross-sections for spring-loaded terminals ......................................... 253
13.7.5 Connectable conductor cross-sections for screw terminals...................................................... 253
13.8 Protective connection and equipotential bonding ..................................................................... 255
13.9 Note on control cabinet cooling................................................................................................. 256
13.9.1 General information................................................................................................................... 256
13.9.2 Ventilation.................................................................................................................................. 259
13.9.3 Dimensioning Climate Control Equipment ................................................................................ 261
13.9.4 Power loss of components in rated operation........................................................................... 262
13.9.4.1 General information................................................................................................................... 262
13.9.4.2 Power losses for SINUMERIK 828D, DC link components and supplementary system
components............................................................................................................................... 262
13.9.4.3 Power losses for S120 Combi Power Modules......................................................................... 263
13.9.4.4 Power loss for line filters and line reactors ............................................................................... 263
13.9.4.5 Electronics losses of power units.............................................................................................. 264
13.9.4.6 Losses in partial-load operation ................................................................................................ 264
Service and maintenance ...................................................................................................................... 267
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14.1 Technical Support ..................................................................................................................... 267
14.2 Spare parts................................................................................................................................ 268
14.3 Replacing the fan ...................................................................................................................... 269
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SINAMICS S120 Combi
Manual, Edition 07/2012, 6SL3097-4AV00-0BP3