Siemens SIMOTICS S-1FK2 Series

1FK2 synchronous motors for SINAMICS S120
Configuration Manual, 06/2019, A5E46927724B AB
7
Table of contents
Introduction ............................................................................................................................................. 3
1 Fundamental safety instructions for the SIMOTICS documentation ........................................................ 11
1.1 Fundamental safety instructions ............................................................................................. 11
1.1.1 General safety instructions ..................................................................................................... 11
1.1.2 Equipment damage due to electric fields or electrostatic discharge ...................................... 15
1.1.3 Industrial security .................................................................................................................... 16
1.1.4 Residual risks of power drive systems .................................................................................... 17
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 Technical features ................................................................................................................... 23
2.3.3 Torque overview ..................................................................................................................... 24
2.3.4 Environmental conditions ........................................................................................................ 25
2.4 Derating factors ....................................................................................................................... 26
2.5 Selection based on the article number ................................................................................... 26
2.6 Rating plate data ..................................................................................................................... 28
3 Mechanical properties ........................................................................................................................... 29
3.1 Cooling .................................................................................................................................... 29
3.2 Degree of protection ............................................................................................................... 30
3.3 Types of construction .............................................................................................................. 31
3.4 Bearing versions ..................................................................................................................... 31
3.5 Shaft extension ....................................................................................................................... 31
3.6 Radial and axial forces............................................................................................................ 32
3.6.1 Axial forces ............................................................................................................................. 32
3.6.2 Radial forces ........................................................................................................................... 32
3.6.3 Sample calculation of the belt pre-tension .............................................................................. 37
3.7 Radial eccentricity, concentricity and axial eccentricity .......................................................... 37
3.8 Balancing ................................................................................................................................ 39
3.9 Vibrational behavior ................................................................................................................ 39
3.10 Noise emission ........................................................................................................................ 41
3.11 Bearing change interval .......................................................................................................... 41
3.12 Service and inspection intervals ............................................................................................. 42
4 Motor components and options ............................................................................................................. 43