1FT2 synchronous motors for SINAMICS S120
Configuration Manual, 03/2021, A5E50645584B AA
7
Table of contents
Introduction ........................................................................................................................................... 3
1 Fundamental safety instructions ......................................................................................................... 11
1.1 General safety instructions ................................................................................................. 11
1.2 Equipment damage due to electric fields or electrostatic discharge ..................................... 16
1.3 Industrial security .............................................................................................................. 17
1.4 Residual risks of power drive systems ................................................................................. 18
2 Description of the motors .................................................................................................................... 19
2.1 Highlights and benefits ...................................................................................................... 19
2.2 Motors used for the intended purpose ................................................................................ 20
2.3 Technical features and ambient conditions ......................................................................... 21
2.3.1 Directives and standards .................................................................................................... 21
2.3.2 Address of CE-authorized manufacturer ............................................................................. 24
2.3.3 Technical features .............................................................................................................. 24
2.3.4 Torque overview ................................................................................................................ 25
2.3.5 Environmental conditions .................................................................................................. 26
2.4 Selection based on the article number ................................................................................ 27
2.5 Rating plate data ................................................................................................................ 29
3 Mechanical properties ......................................................................................................................... 31
3.1 Cooling .............................................................................................................................. 31
3.2 Degree of protection .......................................................................................................... 32
3.3 Types of construction ......................................................................................................... 34
3.4 Bearing versions ................................................................................................................ 35
3.5 Shaft extension .................................................................................................................. 35
3.6 Radial and axial forces ........................................................................................................ 36
3.6.1 Axial forces ........................................................................................................................ 36
3.6.2 Radial forces ...................................................................................................................... 36
3.6.3 Sample calculation of the belt pre-tension .......................................................................... 41
3.7 Radial eccentricity, concentricity and axial eccentricity ....................................................... 41
3.8 Balancing........................................................................................................................... 43
3.9 Vibrational behavior........................................................................................................... 43
3.10 Noise emission .................................................................................................................. 45
3.11 Bearing change interval ..................................................................................................... 46
3.12 Service and inspection intervals ......................................................................................... 47
4 Motor components and options .......................................................................................................... 49
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