Siemens SINAMICS DCM Operating Instructions Manual page 15

10.22 Calculating the thyristor blocking voltage ..................................................................................446
10.23 Automatic restart........................................................................................................................447
10.24 Operation on a single-phase line supply....................................................................................448
10.25 Connecting units in parallel and in series ..................................................................................450
10.25.1 6-pulse parallel connection ........................................................................................................453
10.25.2 12-pulse parallel connection ......................................................................................................459
10.25.3 6-pulse series connection ..........................................................................................................461
10.25.4 6-pulse series connection: controlled converter + uncontrolled converter ................................464
10.25.5 12-pulse series connection ........................................................................................................466
10.25.6 12-pulse series connection: controlled converter + uncontrolled converter ..............................468
10.25.7 Switchover of the power unit topology - option S50...................................................................469
10.26 Field reversal..............................................................................................................................470
10.26.1 Direction of rotation reversal using field reversal.......................................................................470
10.26.2 Braking using field reversal........................................................................................................472
10.27 Serial interface with peer-to-peer protocol.................................................................................475
10.28 Expanding the SINAMICS DCM to include a second CUD .......................................................480
10.29 Runtime (operating hours counter) ............................................................................................482
10.30 Diagnostics.................................................................................................................................483
10.30.1 Diagnostic memory ....................................................................................................................483
10.30.2 Trend recorder function..............................................................................................................483
10.30.3 Thyristor diagnostics ..................................................................................................................484
10.30.4 Description of the LEDs on the CUD .........................................................................................485
10.30.5 Faults and alarms ......................................................................................................................488
10.30.5.1 General information ..............................................................................................................488
10.30.5.2 Buffer for faults and alarms...................................................................................................489
10.30.5.3 Configuring messages ..........................................................................................................492
10.30.5.4 Parameters and function diagrams for faults and alarms .....................................................494
10.30.5.5 Forwarding faults and alarms ...............................................................................................495
10.31 CPU time load with SINAMICS DCM.........................................................................................496
10.31.1 Maximum configuration..............................................................................................................497
10.31.2 Computation examples ..............................................................................................................498
10.32 Free function blocks...................................................................................................................499
10.33 Drive Control Chart (DCC) .........................................................................................................501
10.33.1 Loading the DCC technology option into the drive unit memory ...............................................501
10.33.2 CPU time load through DCC......................................................................................................503
10.33.3 Memory load through DCC ........................................................................................................504
10.33.4 Backing up the DCC diagrams...................................................................................................505
11 Maintenance .......................................................................................................................................... 507
11.1 Upgrading software releases .....................................................................................................508
11.1.1 Upgrading the unit software .......................................................................................................509
11.1.2 Upgrading the DCC technology option ......................................................................................510
11.2 Replacing components ..............................................................................................................513
11.2.1 Replacing the fan .......................................................................................................................513
11.2.2 Replacing fuses .........................................................................................................................519
11.3 Replacing the back-up battery in the AOP30 operator panel ....................................................521
SINAMICS DCM DC Converter
Operating Instructions, 1.2012, C98130-A7066-A1-05-7619
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