Siemens 6SL3845-7NN46-7AA2 Operating Instructions & Installation Instructions page 8

Table of contents
6.5.4 Connecting power cables.......................................................................................................94
6.5.5 Connect the power cable to the motor and the supply system ..............................................95
6.5.6 Connect the auxiliary voltage .................................................................................................97
6.5.7 Connecting the encoder .........................................................................................................97
6.5.8 Interconnecting optional connections.....................................................................................98
6.5.9 Connecting the re-cooling unit to the drive.............................................................................98
6.5.10 Fastening the cable ducts with cable ties...............................................................................99
6.6 Mounting the rear panel .........................................................................................................99
7 Start-up ....................................................................................................................................................101
8 Operation..................................................................................................................................................103
8.1 Safety instructions for operation...........................................................................................103
8.2 Operating the drive...............................................................................................................104
8.3 Touch screen operator panel ...............................................................................................105
8.4 Parameter ............................................................................................................................106
8.4.1 Parameters...........................................................................................................................106
8.4.2 Parameter types...................................................................................................................106
8.5 Functions..............................................................................................................................107
8.5.1 Setpoint channel and closed-loop control ............................................................................107
8.5.1.1 Setpoint channel ..................................................................................................................107
8.5.1.2 Vector control .......................................................................................................................110
8.5.1.3 U/f control.............................................................................................................................113
8.5.2 Analog and digital inputs/outputs .........................................................................................114
8.5.2.1 Analog outputs .....................................................................................................................114
8.5.2.2 Additional settings for analog outputs ..................................................................................116
8.5.2.3 Digital inputs/outputs............................................................................................................119
8.5.2.4 Digital outputs ......................................................................................................................121
8.5.3 Monitoring functions and protective functions ......................................................................121
8.5.3.1 Insulation monitoring ............................................................................................................122
8.5.3.2 Tripping of the circuit-breaker in case of undervoltage ........................................................123
8.5.3.3 DC-link short-circuiter...........................................................................................................123
8.5.3.4 Protection responses in an emergency................................................................................124
8.5.3.5 Vdc-max closed-loop control................................................................................................124
8.5.3.6 Speed monitoring with incremental encoder ........................................................................126
8.5.3.7 Controlled stop, EMERGENCY STOP category 1 ...............................................................127
8.6 Fault and system messages ................................................................................................127
8.6.1 External alarms and faults....................................................................................................127
8.6.2 Message from the grounding switch ....................................................................................127
8.6.3 Diagnosis .............................................................................................................................128
8.6.3.1 Indicating and rectifying faults..............................................................................................128
8.6.3.2 Diagnostics via LEDs ...........................................................................................................129
8.6.3.3 Diagnostics via parameters..................................................................................................130
9 Maintenance .............................................................................................................................................135
9.1 Safety instructions for maintenance .....................................................................................135
9.2 Grounding the system ..........................................................................................................137
9.2.1 Grounding with a grounding device......................................................................................137
9.2.2 Grounding using a make-proof grounding switch.................................................................139
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SINAMICS SM150 6SL3845-7NN46-7AA2
Operating Instructions Rev.201910281345 EXAMPLE