Siemens SINAMICS G120 Operating Instructions Manual page 10

Table of contents
6.7.1.2 Changing over the unit system ............................................................................................ 243
6.7.1.3 Changing over process variables for the technology controller ........................................... 243
6.7.1.4 Switching units with STARTER ............................................................................................ 244
6.7.2 Calculating the energy saving .............................................................................................. 246
6.7.3 Electrically braking the motor ............................................................................................... 248
6.7.3.1 DC braking ........................................................................................................................... 249
6.7.3.2 Compound braking ............................................................................................................... 252
6.7.3.3 Dynamic braking .................................................................................................................. 254
6.7.3.4 Braking with regenerative feedback to the line .................................................................... 255
6.7.4 Flying restart - switching on while the motor is running ...................................................... 256
6.7.5 Automatic switch-on ............................................................................................................. 258
6.7.6 Kinetic buffering (Vdc min control) ....................................................................................... 262
6.7.7 Line contactor control ........................................................................................................... 264
6.7.8 PID technology controller ..................................................................................................... 266
6.7.9 Free technology controllers .................................................................................................. 271
6.7.10 System protection ................................................................................................................ 273
6.7.10.1 No-load monitoring, blocking protection, stall protection ..................................................... 274
6.7.10.2 Load monitoring ................................................................................................................... 276
6.7.11 Real time clock (RTC) .......................................................................................................... 281
6.7.12 Time switch (DTC) ............................................................................................................... 283
6.7.13 Essential service mode ........................................................................................................ 284
6.7.14 Multi-zone control ................................................................................................................. 288
6.7.15 Bypass ................................................................................................................................. 291
6.7.16 Cascade control and hibernation mode ............................................................................... 296
6.7.16.1 Cascade control ................................................................................................................... 296
6.7.16.2 Hibernation mode ................................................................................................................. 300
6.7.17 Free function blocks ............................................................................................................. 305
6.7.17.1 Further information ............................................................................................................... 305
6.8 Switchover between different settings ................................................................................. 306
7 Backing up data and series commissioning .......................................................................................... 309
7.1 Backing up and transferring settings using a memory card ................................................. 310
7.1.1 Saving setting on memory card ........................................................................................... 311
7.1.2 Transferring the setting from the memory card .................................................................... 314
7.1.3 Safely remove the memory card .......................................................................................... 318
7.2 Saving settings on a PC ....................................................................................................... 320
7.3 Saving settings on an operator panel .................................................................................. 323
7.4 Other ways to back up settings ............................................................................................ 324
7.5 Write and know-how protection ............................................................................................ 325
7.5.1 Write protection .................................................................................................................... 325
7.5.2 Know-how protection ........................................................................................................... 326
7.5.2.1 Settings for know-how protection ......................................................................................... 328
7.5.2.2 Generating an exception list for know-how protection ......................................................... 330
8 Corrective maintenance ....................................................................................................................... 331
8.1 Replacing inverter components ........................................................................................... 331
8.1.1 Overview of replacing converter components ...................................................................... 331
8.1.2 Replace Control Unit ............................................................................................................ 332
8.1.3 Replacing the Control Unit without data backup .................................................................. 335
8.1.4 Replacing the Control Unit with know-how protection active ............................................... 336
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Converter with CU230P-2 Control Units
Operating Instructions, 04/2015, FW V4.7 SP3, A5E34257946B AB