Siemens SIMOTICS TN Series Operating & Installation Instructions Manual page 7

6.3.6 Connection without terminal box............................................................................................70
6.3.7 Connecting the machine for a specific direction of rotation....................................................71
6.4 Introducing and routing the cables.........................................................................................71
6.4.1 Inserting the cable into the 1XB16... terminal box with cable gland ......................................71
6.4.2 Inserting the cable into the 1XB.. terminal box with ring seal.................................................72
6.4.3 Laying cables.........................................................................................................................74
6.4.4 Connecting cables with cable lugs.........................................................................................74
6.4.5 Connection without cable lugs...............................................................................................75
6.4.6 Use of aluminum conductors..................................................................................................76
6.4.7 Using single-stranded cables.................................................................................................77
6.4.8 Internal equipotential bonding................................................................................................77
6.4.9 Stepless mating face for sealing in the terminal box cover (not for GT640)..........................77
6.4.10 Minimum air clearances.........................................................................................................78
6.4.11 Finishing connection work......................................................................................................78
6.5 Connecting the auxiliary circuits.............................................................................................79
6.5.1 Selecting cables.....................................................................................................................79
6.5.2 Bringing cables into the auxiliary terminal box and routing them...........................................79
6.5.3 Connecting temperature monitoring for the stator winding....................................................80
6.5.4 Terminating the connection work (auxiliary circuit)................................................................80
7 Start-up.......................................................................................................................................................81
7.1 Checks to be carried out prior to commissioning ..................................................................81
7.2 Converter operation...............................................................................................................82
7.2.1 Operation on a converter with a low pulse frequency............................................................83
7.3 Measuring the insulation resistance before commissioning...................................................84
7.4 Greasing the roller bearings prior to commissioning..............................................................84
7.5 Setpoint values for monitoring the bearing temperature........................................................85
7.6 Set values for monitoring the winding temperature................................................................86
7.7 Test run..................................................................................................................................86
7.8 De-energizing.........................................................................................................................88
8 Operation....................................................................................................................................................89
8.1 Safety guidelines in operation................................................................................................89
8.2 Switching off the anti-condensation heating...........................................................................90
8.3 Switching on the machine......................................................................................................91
8.4 Regreasing roller bearings.....................................................................................................91
8.5 Switching on again after an emergency switching-off............................................................91
8.6 Stoppages..............................................................................................................................91
8.6.1 Avoidance of condensation or formation of condensation within the machine.......................92
8.6.2 Avoidance of damage to roller bearings during stoppages....................................................92
8.6.3 Shaft grounding brushes (option)...........................................................................................93
8.6.4 Measurement of the insulation resistance after an extended stoppage.................................93
8.7 Decommissioning the machine..............................................................................................94
8.8 Re-commissioning the machine.............................................................................................94
SIMOTICS TN Series N-compact 1LL8
Operating Instructions 11/2018
Table of contents
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