Siemens SINAMICS S120 - Page 9

List of Contents
Engineering Information
SINAMICS Engineering Manual – November 2015
Ó Siemens AG
9/528
2 EMC Installation Guideline ............................................................................................................227
2.1 Introduction ................................................................................................................................................ 227
2.1.1 General ........................................................................................................................................ 227
2.1.2 EC Directives ............................................................................................................................... 227
2.1.3 CE marking .................................................................................................................................. 227
2.1.4 EMC Directive .............................................................................................................................. 228
2.1.5 EMC product standard EN 61800-3 ............................................................................................... 228
2.2 Fundamental principles of EMC ................................................................................................................. 230
2.2.1 Definition of EMC ......................................................................................................................... 230
2.2.2 Interference emissions and interference immunity.......................................................................... 231
2.3 The frequency converter and its EMC ........................................................................................................ 231
2.3.1 The frequency converter as a source of interference ...................................................................... 231
2.3.2 The frequency converter as a high-frequency source of interference .............................................. 232
2.3.3 The frequency converter as a low-frequency source of interference ................................................ 236
2.3.4 The frequency converter as potentially susceptible equipment ....................................................... 237
2.3.4.1 Methods of influence..................................................................................................................... 237
2.3.4.1.1 Conductive coupling ..................................................................................................................... 237
2.3.4.1.2 Capacitive coupling ...................................................................................................................... 238
2.3.4.1.3 Inductive coupling ......................................................................................................................... 239
2.3.4.1.4 Electromagnetic coupling (radiative coupling) ................................................................................ 240
2.4 EMC-compliant installation ........................................................................................................................ 240
2.4.1 Zone concept within the converter cabinet ..................................................................................... 241
2.4.2 Converter cabinet structure ........................................................................................................... 242
2.4.3 Cables inside the converter cabinet ............................................................................................... 242
2.4.4 Cables outside the converter cabinet ............................................................................................. 243
2.4.5 Cable shields................................................................................................................................ 243
2.4.6 Equipotential bonding in the converter cabinet, in the drive system, and in the plant ....................... 243
2.4.7 Examples for installation ............................................................................................................... 245
2.4.7.1 EMC-compliant installation of a SINAMICS G150 converter cabinet unit ......................................... 245
2.4.7.2 EMC-compliant construction/installation of a cabinet with a SINAMICS G130 Chassis unit .............. 246
2.4.7.3 EMC-compliant cable routing on the plant side on cable racks and in cable ducts ........................... 247
3 General Engineering Information for SINAMICS...........................................................................249
3.1 Overview of documentation ....................................................................................................................... 249
3.2 Safety-integrated / Drive-integrated safety functions ................................................................................ 254
3.2.1 Safety Integrated Basic Functions Safe Torque Off (STO) und Safe Stop 1 (SS1)........................... 254
3.3 Precharging intervals of the DC link .......................................................................................................... 258
3.3.1 SINAMICS Booksize units ............................................................................................................. 258
3.3.2 SINAMICS Chassis units .............................................................................................................. 258
3.4 Operator Panels .......................................................................................................................................... 258
3.4.1 Basic Operator Panel (BOP20) ..................................................................................................... 258
3.4.2 Advanced Operator Panel (AOP30)............................................................................................... 258
3.5 CompactFlash Cards for CU320-2 Control Units ....................................................................................... 260
3.6 Cabinet design and air conditioning .......................................................................................................... 261
3.6.1 Directives and standards .............................................................................................................. 261
3.6.2 Physical fundamental principles .................................................................................................... 263
3.6.3 Cooling air requirements and air opening cross-sections in the cabinet .......................................... 265
3.6.4 Required ventilation clearances .................................................................................................... 267