Siemens SIMOTICS SD SH 71 315 Series, Руководство по эксплуатации

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Table of contents
1LE7 shaft heights 71 ... 315
Operating Instructions, 04/2022, A5E51689275A-AA
5
6 Electrical connection ........................................................................................................................... 57
6.1 Basic rules ......................................................................................................................... 57
6.2 Safety instructions for the electrical connection.................................................................. 58
6.3 Connecting the motor ........................................................................................................ 59
6.3.1 Terminal box ..................................................................................................................... 60
6.3.1.1 Circuit diagram inside the terminal box cover ..................................................................... 60
6.3.1.2 Direction of rotation .......................................................................................................... 60
6.3.1.3 Terminal marking .............................................................................................................. 61
6.3.1.4 Cable entry ........................................................................................................................ 61
6.3.1.5 Versions ............................................................................................................................ 61
6.3.1.6 Protruding connection cables ............................................................................................. 61
6.3.1.7 Connecting protruding cables ............................................................................................ 62
6.3.1.8 Minimum air clearances ..................................................................................................... 62
6.3.2 Cable glands ...................................................................................................................... 63
6.3.3 Tightening torques ............................................................................................................ 65
6.4 Connecting the grounding conductor ................................................................................. 65
6.5 Connecting a temperature sensor/anti-condensation heater ............................................... 66
6.6 Conductor connection ....................................................................................................... 67
6.6.1 Type of conductor connection ............................................................................................ 68
6.6.2 Connecting aluminum conductors ...................................................................................... 68
6.7 Connecting converters ....................................................................................................... 69
6.8 Final checks ....................................................................................................................... 70
7 Commissioning .................................................................................................................................... 71
7.1 Measures before commissioning ........................................................................................ 71
7.1.1 Checks to be carried out prior to commissioning ................................................................. 72
7.1.2 Mechanical and electrical check ......................................................................................... 73
7.1.3 Converter operation ........................................................................................................... 74
7.1.4 Insulation resistance and polarization index ....................................................................... 74
7.1.5 Testing the cooling of the motor ........................................................................................ 74
7.1.6 Commissioning a separately driven fan .............................................................................. 75
7.1.7 Further documents ............................................................................................................ 76
7.1.8 Setpoint values for monitoring the bearing temperature .................................................... 76
7.2 Switching on ..................................................................................................................... 77
8 Operation ............................................................................................................................................. 79
8.1 Safety instructions for operation ........................................................................................ 79
8.1.1 Safety instructions relating to ventilation and cooling ......................................................... 82
8.1.1.1 Safety instructions for forced ventilation (option) ............................................................... 82
8.1.1.2 Safety instructions when operating motors with fan ........................................................... 82
8.1.1.3 Motors with fan for the textile industry .............................................................................. 82
8.2 Switching on the motor ..................................................................................................... 83
8.3 Deactivating ...................................................................................................................... 83
8.4 Switching on again after an emergency switching-off ......................................................... 83
8.5 Stoppages ......................................................................................................................... 84