Siemens SINAMICS S120 Manual page 16

Table of contents
8.28 L21, Operation in an IT system ................................................................................................. 472
8.29 L22, supplied as standard without line reactor.......................................................................... 473
8.30 L25, circuit breaker in withdrawable unit design ....................................................................... 474
8.31 L34, output-side circuit breaker................................................................................................. 475
8.31.1 General information................................................................................................................... 475
8.31.2 Switching cycles for the output-side circuit breaker.................................................................. 477
8.31.3 Overview diagram of option L34 ............................................................................................... 479
8.31.4 Parameter assignment .............................................................................................................. 480
8.31.4.1 Parameterization with script ...................................................................................................... 480
8.31.4.2 Parameterization with free function blocks ............................................................................... 480
8.31.4.3 Parameterization with DCC (Drive Control Chart) .................................................................... 484
8.32 L37, DC interface incl. pre-charging input circuit for the relevant DC link capacitance ............ 485
8.32.1 General information................................................................................................................... 485
8.32.2 DC interface incl. pre-charging for Booksize Cabinet Kits ........................................................ 485
8.32.2.1 Important safety precautions..................................................................................................... 485
8.32.2.2 DC interface, principle of operation........................................................................................... 487
8.32.2.3 Commissioning the DC interface with option K90/K95 ............................................................. 487
8.32.2.4 Commissioning the DC coupling without option K90/K95......................................................... 487
8.32.3 DC interface incl. pre-charging for Motor Modules in the chassis format ................................. 488
8.32.3.1 Important safety precautions..................................................................................................... 489
8.32.3.2 Accessibility of the DC connection to the Motor Module........................................................... 490
8.32.3.3 Measuring points for verifying isolation from supply ................................................................. 492
8.32.3.4 Installation ................................................................................................................................. 493
8.32.3.5 DC interface, principle of operation........................................................................................... 494
8.32.3.6 Commissioning the DC interface when option K90 is being used ............................................ 495
8.32.3.7 Commissioning the DC interface without option K90................................................................ 495
8.33 L41, current transformer upstream of main switch ................................................................... 496
8.34
L42/L43/L44, Line Connection Module for Active/ Basic/Smart Line Modules ........................ 497
8.35 L45, EMERGENCY STOP pushbutton in the cabinet door ...................................................... 498
8.36 L46/L47, grounding switch upstream/downstream of main breaker ......................................... 498
8.36.1 Grounding switch upstream of main breaker (option L46)........................................................ 499
8.36.2 Grounding switch downstream of main breaker (option L47) ................................................... 500
8.37 L50, cabinet lighting with service socket................................................................................... 501
8.38 L51, holder for ARC detector .................................................................................................... 502
8.39 L55, cabinet anti-condensation heating .................................................................................... 503
8.40 L61/L62, L64/L65, braking units................................................................................................ 505
8.40.1 General information................................................................................................................... 505
8.40.2 Interfaces................................................................................................................................... 506
8.40.3 S1 - Threshold switch................................................................................................................ 507
8.40.4 Braking Module ......................................................................................................................... 509
8.40.5 Example connection of Braking Module.................................................................................... 512
8.40.6 Braking resistors ....................................................................................................................... 512
8.40.7 Technical data........................................................................................................................... 517
8.41 L87, insulation monitoring ......................................................................................................... 518
8.42 M06, base 100 mm high, RAL 7022 ......................................................................................... 521
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Cabinet Modules
Manual, 03/2013, A5E03263538A