Siemens SINAMICS G120 Operating Instructions Manual page 12

Table of contents
7.3 Saving settings to an operator panel....................................................................................375
7.4 Other ways to back up settings............................................................................................377
7.5 Write protection....................................................................................................................378
7.6 Know-how protection............................................................................................................380
7.6.1 Extending the exception list for know-how protection..........................................................382
7.6.2 Activating and deactivating know-how protection................................................................383
8 Alarms, faults and system messages.......................................................................................................387
8.1 Operating states indicated on LEDs.....................................................................................388
8.2 System runtime....................................................................................................................392
8.3 Identification & maintenance data (I&M)..............................................................................393
8.4 Alarms, alarm buffer, and alarm history...............................................................................394
8.5 Faults, alarm buffer and alarm history..................................................................................397
8.6 List of alarms and faults.......................................................................................................401
9 Corrective maintenance............................................................................................................................411
9.1 Spare parts compatibility......................................................................................................411
9.2 Replacing inverter components............................................................................................412
9.2.1 Overview of replacing converter components......................................................................413
9.2.2 Replacing a Control Unit with enabled safety function.........................................................415
9.2.3 Replacing the Control Unit without the safety functions enabled.........................................418
9.2.4 Replacing the Control Unit without data backup..................................................................421
9.2.5 Replacing a Control Unit with active know-how protection..................................................421
9.2.6 Replacing a Power Module with enabled safety function.....................................................424
9.2.7 Replacing a Power Module without the safety function being enabled................................425
9.3 Replacing an encoder..........................................................................................................426
9.3.1 Replacing the encoder - same encoder type.......................................................................426
9.3.2 Replacing the encoder - different encoder type...................................................................427
9.4 Firmware upgrade and downgrade......................................................................................429
9.4.1 Upgrading the firmware........................................................................................................431
9.4.2 Firmware downgrade...........................................................................................................433
9.4.3 Correcting an unsuccessful firmware upgrade or downgrade..............................................435
9.5 Reduced acceptance after a component has been replaced and a firmware change.........436
9.6 If the converter no longer responds.....................................................................................437
10 Technical data..........................................................................................................................................439
10.1 Technical data, CU250S-2 Control Unit...............................................................................439
10.2 Overload capability of the inverter........................................................................................444
10.3 Technical data, PM240-2 Power Modules...........................................................................445
10.3.1 High overload - low overload PM240-2................................................................................445
10.3.2 Ambient conditions...............................................................................................................445
10.3.3 General technical data, 200 V inverters...............................................................................447
10.3.4 Specific technical data, 200 V inverters...............................................................................448
10.3.5 Current derating depending on the pulse frequency, 200 V inverters..................................455
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Converter with the CU250S-2 Control Units
Operating Instructions, 04/2018, FW V4.7 SP10, A5E31759476B AG