5.4 Connecting cabinets...............................................................................................................60
5.4.1 Connecting the interface cable...............................................................................................60
5.4.2 Connect the DC cable............................................................................................................61
5.5 Ensuring cooling air................................................................................................................62
5.6 Connecting the water circuits .................................................................................................63
6 Electrical connection...................................................................................................................................65
6.1 Safety instructions for electrical connections .........................................................................65
6.2 Electromagnetic compatibility.................................................................................................67
6.3 Potential concept....................................................................................................................70
6.4 Cable cross-sections..............................................................................................................70
6.5 Connecting ground.................................................................................................................71
6.6 Laying the signal lines............................................................................................................72
6.7 Connecting the auxiliary voltage ............................................................................................73
6.8 Connecting power cables.......................................................................................................74
6.8.1 Preparations...........................................................................................................................74
6.8.2 Procedure...............................................................................................................................75
6.8.3 Shield connection...................................................................................................................76
6.9 Connecting the re-cooling unit to the drive.............................................................................77
6.10 Interconnecting optional connections.....................................................................................77
6.11 Fastening the cable ducts with cable ties...............................................................................77
7 Commissioning ...........................................................................................................................................79
7.1 Commissioning.......................................................................................................................79
7.2 Safety instructions for commissioning....................................................................................79
7.3 STARTER software................................................................................................................80
8 Operation....................................................................................................................................................81
8.1 Safety instructions for operation.............................................................................................81
8.2 Operating the converter .........................................................................................................82
8.3 Functions................................................................................................................................82
8.3.1 Monitoring functions and protective functions........................................................................82
8.3.1.1 Insulation monitoring ..............................................................................................................83
8.3.1.2 Tripping of the circuit-breaker in case of undervoltage ..........................................................84
8.4 Fault and system messages ..................................................................................................84
8.4.1 Indicating and rectifying faults................................................................................................84
8.4.2 Diagnostics via LEDs .............................................................................................................85
8.4.2.1 LEDs of the Power Stack Adapters........................................................................................85
8.4.2.2 LEDs of the Sirius safety relay ...............................................................................................86
9 Maintenance ...............................................................................................................................................87
9.1 Safety instructions for maintenance .......................................................................................87
9.2 Grounding the system ............................................................................................................89
Table of contents
SINAMICS SH150 6SL3805
Operating Instructions 05/2020 7
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