Siemens SIMOTICS T-1FW68, Configuration Manual

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Table of contents
1FW68 radial segment motors
10
Configuration Manual, 08/2021, A5E51132930B AA
3.5 Service and inspection intervals .................................................................................................... 58
3.5.1 Safety instructions for maintenance ............................................................................................. 58
3.5.2 Checking the insulation resistance ............................................................................................... 63
3.5.3 Maintenance ...................................................................................................................................... 64
4 Motor components and options ............................................................................................................. 67
4.1 Motor components ........................................................................................................................... 67
4.1.1 Overview of the motor design ........................................................................................................ 67
4.1.2 Temperature monitoring and thermal motor protection ........................................................... 71
4.1.2.1 Temperature monitoring circuits Temp-S and Temp-F ............................................................ 71
4.1.2.2 Technical features of temperature sensors ................................................................................ 73
4.1.3 Encoders ............................................................................................................................................. 76
4.1.4 Bearings .............................................................................................................................................. 79
4.1.5 Brake concepts.................................................................................................................................. 80
4.2 Options ................................................................................................................................................ 81
5 Configuring ............................................................................................................................................... 83
5.1 Configuring workflow ....................................................................................................................... 83
5.1.1 Procedure ........................................................................................................................................... 83
5.1.2 General mechanical conditions ...................................................................................................... 84
5.1.3 Specification of the duty cycle ....................................................................................................... 85
5.1.4 Torque-time diagram ....................................................................................................................... 87
5.1.5 Selecting the stator segments ....................................................................................................... 90
5.1.6 Specifying the number of rotor segments ................................................................................... 90
5.1.7 Uneven current load ......................................................................................................................... 91
5.1.8 Motor torque-speed diagram ......................................................................................................... 91
5.1.9 Torque-speed requirements ........................................................................................................... 93
5.1.10 Checking the moments of inertia .................................................................................................. 94
5.1.11 Selecting the drive system components for the power connection ....................................... 95
5.1.12 Calculation of the required infeed ................................................................................................. 96
5.2 Mounting............................................................................................................................................. 96
5.2.1 Safety instructions for mounting ................................................................................................... 96
5.2.2 Forces exerted between the stator and rotor .......................................................................... 100
5.2.3 Specifications for mounting stator and rotor segments ........................................................ 102
5.2.4 Procedure when mounting the segment motor ....................................................................... 104
5.2.4.1 Requirements for mounting the rotor segments ..................................................................... 106
5.2.4.2 Mounting rotor segments ............................................................................................................. 109
5.2.4.3 Mounting stator segments ........................................................................................................... 120
5.2.5 Checking the work carried out .................................................................................................... 122
5.2.6 Mounting example ......................................................................................................................... 124
6 Technical data and characteristics ..................................................................................................... 127
6.1 Explanations ................................................................................................................................... 127
6.2 Data sheets and characteristics ................................................................................................. 133