Siemens Sinamics S120 Manual page 22

Table of contents
12.8 Connection systems .................................................................................................................. 731
12.8.1 DRIVE-CLiQ signal cables ........................................................................................................ 731
12.8.1.1 Overview ................................................................................................................................... 731
12.8.1.2 DRIVE-CLiQ signal cables without 24 V DC cores ................................................................... 732
12.8.1.3 DRIVE-CLiQ signal cables MOTION-CONNECT with RJ45 connectors .................................. 732
12.8.1.4 DRIVE-CLiQ signal cables MOTION-CONNECT with RJ45 plug and M12 socket .................. 733
12.8.1.5 Comparison of DRIVE-CLiQ signal cables ............................................................................... 735
12.8.1.6 Connecting a direct measuring system ..................................................................................... 736
12.8.1.7 Combined use of MOTION-CONNECT 500 and MOTION-CONNECT 800PLUS ................... 736
12.8.2 Power cables for motors ........................................................................................................... 738
12.8.2.1 Configuring the cable length ..................................................................................................... 738
12.8.2.2 Comparison of MOTION-CONNECT power cables .................................................................. 739
12.8.3 Current-carrying capacity and derating factors for power cables and signal cables ................ 740
12.8.4 Maximum cable lengths ............................................................................................................ 742
12.8.5 Connectable conductor cross-sections and tightening torques for motor and power cables ... 743
12.8.6 Motor connection connector ...................................................................................................... 746
12.8.6.1 Mounting on the Motor Module ................................................................................................. 746
12.8.6.2 Attaching the motor connector to self-fabricated cables ........................................................... 748
12.8.6.3 Removing the motor connector from prefabricated power cables ............................................ 750
12.8.6.4 Coding ....................................................................................................................................... 751
12.8.6.5 Shield connection ...................................................................................................................... 751
12.8.7 Spring-loaded terminals ............................................................................................................ 754
12.8.8 Screw terminals ......................................................................................................................... 755
12.8.9 Handling restrictor collars for touch protection.......................................................................... 757
12.9 Cable shielding and routing....................................................................................................... 758
12.10 Protective connection and equipotential bonding ..................................................................... 760
12.11 Information on cold plate cooling .............................................................................................. 763
12.11.1 General information ................................................................................................................... 763
12.11.2 Cold plate with external air heat sink ........................................................................................ 765
12.11.2.1 Configuration and conditions ............................................................................................... 765
12.11.2.2 Setup example, drive line-up, cold plate with external air heat sink .................................... 766
12.11.3 Cold plate with an external liquid heat sink ............................................................................... 769
12.11.3.1 Configuration and conditions ............................................................................................... 769
12.11.3.2 Setup example, drive-line-up, cold plate with external liquid heat sink ............................... 770
12.12 Notes on electrical cabinet cooling ........................................................................................... 771
12.12.1 Control cabinet cooling options ................................................................................................. 771
12.12.2 General information on ventilation ............................................................................................ 771
12.12.3 Cooling clearances .................................................................................................................... 774
12.12.4 Notes on ventilation with cold plate ........................................................................................... 779
12.12.5 Dimensioning Climate Control Equipment ................................................................................ 780
12.13 Power losses of the components .............................................................................................. 781
12.13.1 General information ................................................................................................................... 781
12.13.2 Power loss for Control Units, Sensor Modules, and other system components ....................... 781
12.13.3 Power loss for line filters and line reactors ............................................................................... 782
12.13.4 Power loss for power units with internal air cooling .................................................................. 784
12.13.5 Power loss for power units with external air cooling ................................................................. 785
12.13.6 Power loss for power units with cold plate ................................................................................ 786
12.13.7 Power loss for liquid-cooled power units ................................................................................... 787
12.13.8 Electronics losses of power units .............................................................................................. 788
12.13.9 Maximum power losses in the partial load range ...................................................................... 790
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Booksize Power Units
Manual, (GH2), 04/2014, 6SL3097-4AC00-0BP6