Siemens SIMOTICS A 1FU9 Operating Instructions Manual page 7

6.3.3.2 Checking the insulation resistance and polarization index of the winding............................ 56
6.4 Installing the machine........................................................................................................ 59
6.4.1 Preparing the assembly area............................................................................................... 59
6.4.2 Lift the machine to where it will be mounted and position it ............................................... 59
6.5 Alignment and fastening.................................................................................................... 59
6.5.1 Flatness of the supporting surfaces for conventional motors............................................... 61
6.5.2 Machine frame mounting feet (special design) ................................................................... 61
6.6 Installing the machine........................................................................................................ 61
6.6.1 Preconditions for smooth, vibration-free operation ............................................................. 61
6.6.2 Aligning the machine to the driven machine and mounting ................................................ 61
6.6.2.1 Selecting bolts ................................................................................................................... 61
6.6.2.2 Horizontal types of construction with mounting feet .......................................................... 62
6.6.2.3 Horizontal types of construction with flange....................................................................... 62
6.6.2.4 Vertical types of construction with flange ........................................................................... 63
6.6.3 Removing the rotor shipping brace..................................................................................... 63
6.6.4 Recommended alignment accuracy .................................................................................... 63
6.6.5 Mounting the drive output elements .................................................................................. 64
7 Electrical connection ........................................................................................................................... 67
7.1 Reference to chapter Safety instructions ............................................................................. 67
7.2 Connecting the machine .................................................................................................... 68
7.2.1 Selecting cables ................................................................................................................. 69
7.2.2 Terminal box...................................................................................................................... 70
7.2.2.1 Terminal designations ........................................................................................................ 70
7.2.2.2 Circuit diagram inside the terminal box cover ..................................................................... 70
7.2.2.3 Cable entry ........................................................................................................................ 71
7.2.2.4 Versions............................................................................................................................. 71
7.2.2.5 Protruding connection cables ............................................................................................. 71
7.2.2.6 Connecting protruding cables ............................................................................................ 72
7.2.2.7 Connection with/without cable lugs ................................................................................... 72
7.2.2.8 Minimum air clearances ..................................................................................................... 72
7.2.3 Cable glands ...................................................................................................................... 73
7.2.3.1 Mounting position of sheet metal nuts in screw-type connections ...................................... 74
7.3 Tightening torques............................................................................................................. 74
7.3.1 Cable entries, sealing plugs and thread adapters................................................................. 74
7.4 Connecting the grounding conductor ................................................................................. 75
7.4.1 General information on connecting the grounding conductor ............................................. 75
7.4.2 Minimum surface area of grounding conductor .................................................................. 75
7.4.3 Grounding connection type................................................................................................ 75
7.4.4 Size of grounding conductor screw..................................................................................... 76
7.5 Connecting the temperature sensor ................................................................................... 77
7.5.1 Connecting optional integrated devices and equipment...................................................... 77
7.5.2 Auxiliary circuit connection ................................................................................................ 77
7.6 Conductor connection........................................................................................................ 78
7.6.1 General information on conductor connection ................................................................... 78
7.6.2 Type of conductor connection ............................................................................................ 79
7.6.3 Connecting aluminum conductors...................................................................................... 80
7.7 Connecting converters ....................................................................................................... 80
1FU9
Operating Instructions, 10/2023, A5E46712792A
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