Table of contents
1MB..5/6 shaft height 71 ... 355
Operating Instructions, 07/2020, A5E41926185A
5
5.5 Installing the machine........................................................................................................ 60
5.5.1 Preconditions for smooth, vibration-free operation ............................................................. 60
5.5.2 Aligning the machine to the driven machine and mounting ................................................ 60
5.5.2.1 Horizontal types of construction with mounting feet .......................................................... 60
5.5.2.2 Horizontal types of construction with flange....................................................................... 61
5.5.2.3 Vertical types of construction with flange ........................................................................... 61
5.5.2.4 Type of construction without flange ................................................................................... 62
5.5.3 Removing the rotor shipping brace ..................................................................................... 62
5.5.4 Recommended alignment accuracy .................................................................................... 62
5.5.5 Mounting the drive output elements .................................................................................. 63
5.5.5.1 Pulling on and pulling off drive output elements................................................................. 64
5.5.5.2 Diagram showing pulling on and pulling off drive output elements ..................................... 64
6 Electrical connection ........................................................................................................................... 67
6.1 Connecting the machine .................................................................................................... 68
6.1.1 Selecting cables ................................................................................................................. 68
6.1.2 Terminal box...................................................................................................................... 68
6.1.2.1 Terminal designation ......................................................................................................... 69
6.1.2.2 Circuit diagram inside the terminal box cover ..................................................................... 69
6.1.2.3 Direction of rotation .......................................................................................................... 69
6.1.2.4 Additional bores in the terminal box ................................................................................... 70
6.1.2.5 Cable entry ........................................................................................................................ 70
6.1.2.6 Thread sizes in terminal box Ex e and Ex d .......................................................................... 71
6.1.3 Minimum air clearances ..................................................................................................... 71
6.1.4 Internal equipotential bonding ........................................................................................... 71
6.2 Tightening torques ............................................................................................................ 72
6.2.1 Cable entries, sealing plugs and thread adapters ................................................................ 72
6.3 Connecting the grounding conductor ................................................................................. 72
6.3.1 Grounding connection type ................................................................................................ 73
6.4 Connecting a temperature sensor / anti-condensation heating ............................................ 75
6.4.1 Connecting optional integrated devices and equipment ..................................................... 75
6.4.2 Auxiliary circuit connection ................................................................................................ 75
6.5 Conductor connection........................................................................................................ 76
6.5.1 Connecting conductors ...................................................................................................... 76
6.5.2 Cable ends with wire end sleeves ....................................................................................... 79
6.5.3 Connecting aluminum conductors ...................................................................................... 79
6.6 Connecting converters ....................................................................................................... 80
6.6.1 Connecting converters ....................................................................................................... 80
6.7 Final checks .......................................................................................................................
81
7 Start-up ................................................................................................................................................ 83
7.1 Measures before commissioning ........................................................................................ 83
7.1.1 Insulation resistance and polarization index ....................................................................... 85
7.1.2 Testing the cooling of the machine .................................................................................... 85
7.1.3 Commissioning an external fan .......................................................................................... 86
7.1.4 Setpoint values for monitoring the bearing temperature ..................................................... 87
7.1.5 Further documents ............................................................................................................ 87
7.2 Switching on ..................................................................................................................... 88
7.2.1 Test run ............................................................................................................................. 89
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