Siemens 1FT7 - Product Description and Technical Features; 1 FT7 Synchronous Motors Overview

1FT7 Synchronous Motors
Configuration Manual, (PFT7S) 01/2009, 6SN1197-0AD13-0BP2
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Table of contents
Preface ......................................................................................................................................................
5
1 Description of the motors.........................................................................................................................
15
1.1 Features.......................................................................................................................................
15
1.2 Torque overview ..........................................................................................................................
17
1.3 Technical features........................................................................................................................
18
1.4 Rating plate..................................................................................................................................
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1.5 Selection and ordering data.........................................................................................................
20
1.6 Motor overview/Assignment of Motor Module..............................................................................
38
2 Configuration ...........................................................................................................................................
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2.1 SIZER engineering tool................................................................................................................
41
2.2 STARTER drive/commissioning software....................................................................................
43
2.3 SinuCom commissioning tool.......................................................................................................
43
2.4 Procedure when engineering.......................................................................................................
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2.4.1 Clarification of the type of drive....................................................................................................
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2.4.2 Defining the supplementary conditions and integration into an automation system....................
45
2.4.3 Definition of the load, calculation of max. load torque and definition of the motor ......................
46
3 Mechanical properties of the motors........................................................................................................
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3.1 Natural cooling .............................................................................................................................
51
3.2 Liquid cooling ...............................................................................................................................
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3.2.1 Cooling circuit...............................................................................................................................
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3.2.2 Engineering the cooling circuit.....................................................................................................
55
3.2.3 Coolant.........................................................................................................................................
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3.2.4 Coolant connection ......................................................................................................................
60
3.3 Flange forms ................................................................................................................................
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3.4 Degree of protection ....................................................................................................................
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3.5 Bearing version ............................................................................................................................
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3.6 Radial and axial forces.................................................................................................................
64
3.6.1 Calculating the belt pre-tension ...................................................................................................
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3.6.2 Radial force loading .....................................................................................................................
64
3.6.3 Radial force diagrams ..................................................................................................................
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3.6.4 Axial force stressing.....................................................................................................................
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3.7 Smooth running, concentricity and axial eccentricity...................................................................
68
3.8 Shaft end......................................................................................................................................
69
3.9 Balancing .....................................................................................................................................
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3.10 Vibration severity grade ...............................................................................................................
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3.11 Paint finish....................................................................................................................................
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