6.4 Electrical requirements.........................................................................................................112
6.5 Connection...........................................................................................................................113
6.5.1 Manually unlocking power-unit doors...................................................................................113
6.5.2 Preparations for connecting the power cables.....................................................................113
6.5.3 Connecting power cables.....................................................................................................113
6.5.4 Connect the power cable to the motor and the supply system............................................114
6.5.5 Connecting ground...............................................................................................................116
6.5.6 Connect the auxiliary voltage...............................................................................................117
6.5.7 Connecting the encoder.......................................................................................................118
6.5.8 Interconnecting optional connections...................................................................................119
6.5.9 Connecting the re-cooling unit to the drive...........................................................................119
6.5.10 Fastening the cable ducts with cable ties.............................................................................119
7 Start-up ....................................................................................................................................................121
8 Operation..................................................................................................................................................123
8.1 Safety instructions for operation...........................................................................................123
8.2 TP900 operator panel..........................................................................................................125
8.3 Parameter............................................................................................................................126
8.3.1 Parameters...........................................................................................................................126
8.3.2 Parameter types...................................................................................................................126
8.4 Functions..............................................................................................................................127
8.4.1 Setpoint channel and closed-loop control............................................................................127
8.4.1.1 Setpoint channel..................................................................................................................127
8.4.1.2 Vector control.......................................................................................................................130
8.4.1.3 U/f control.............................................................................................................................133
8.4.2 Analog and digital inputs/outputs.........................................................................................134
8.4.2.1 Analog outputs.....................................................................................................................134
8.4.2.2 Digital outputs......................................................................................................................137
8.4.2.3 Digital inputs/outputs............................................................................................................138
8.4.2.4 Additional settings for analog outputs..................................................................................139
8.4.3 Monitoring functions and protective functions......................................................................142
8.4.3.1 Insulation monitoring............................................................................................................142
8.4.3.2 Tripping of the circuit-breaker in case of undervoltage........................................................143
8.4.3.3 DC-link short-circuiter...........................................................................................................143
8.4.3.4 Protection responses in an emergency................................................................................144
8.4.3.5 Vdc-max closed-loop control................................................................................................145
8.4.3.6 Speed monitoring with incremental encoder........................................................................146
8.4.3.7 Controlled stop, EMERGENCY STOP category 1...............................................................147
8.5 Fault and system messages................................................................................................147
8.5.1 External alarms and faults....................................................................................................147
8.5.2 Message from the grounding switch....................................................................................147
8.5.3 Diagnosis.............................................................................................................................148
8.5.3.1 Indicating and rectifying faults..............................................................................................148
8.5.3.2 Diagnostics via LEDs...........................................................................................................149
8.5.3.3 Diagnostics via parameters..................................................................................................150
9 Maintenance.............................................................................................................................................155
9.1 Safety instructions for maintenance.....................................................................................155
Table of contents
SINAMICS SM150 6SL3845-7NN46-7AA0
8 Operating Instructions 04/2017
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