Table of contents
1MB..5/6 shaft height 71 ... 355
4 Operating Instructions, 07/2020, A5E41926185A
4 Preparations for use ............................................................................................................................ 33
4.1 Safety-related aspects to consider when configuring the plant ............................................ 33
4.2 Observing the operating mode ........................................................................................... 33
4.3 Machines without final paint coating ................................................................................. 33
4.4 Delivery ............................................................................................................................. 34
4.5 Transport and storage ........................................................................................................ 34
4.5.1 Storage.............................................................................................................................. 36
4.5.2 Securing the rotor .............................................................................................................. 38
4.5.3 Commissioning after storage ............................................................................................. 40
4.5.3.1 Insulation resistance and polarization index ....................................................................... 40
4.5.3.2 Lubricating the rolling bearings .......................................................................................... 40
4.5.3.3 Regreasing rolling bearings after storage periods of up to two years ................................... 40
4.5.3.4 Releasing the rotor shipping brace before commissioning................................................... 40
4.6 Ensure adequate cooling .................................................................................................... 41
4.7 Thermal protection ............................................................................................................ 43
4.8 Interlock circuit for anti-condensation heating .................................................................... 43
4.9 Noise emission .................................................................................................................. 43
4.10 Voltage and frequency fluctuations during line operation ................................................... 43
4.11 Rotational speed limit values .............................................................................................. 44
4.12 System-inherent frequencies .............................................................................................. 44
4.13 Electromagnetic compatibility ............................................................................................ 45
4.14 Converter operation ........................................................................................................... 46
4.14.1 Parameterizing the converter ............................................................................................. 46
4.14.2 Converter input voltage ..................................................................................................... 46
4.14.3 Reducing bearing currents when operated with a converter................................................ 47
4.14.4 Insulated bearings for converter operation ......................................................................... 48
4.14.5 Tandem operation ............................................................................................................. 49
4.14.6 Speed limits for converter operation .................................................................................. 49
5 Assembly ............................................................................................................................................. 51
5.1 Safety instructions for installation ...................................................................................... 51
5.2 Preparations for installation ............................................................................................... 52
5.2.1 Requirements for installation ............................................................................................. 52
5.2.2 Insulation resistance .......................................................................................................... 53
5.2.2.1 Insulation resistance and polarization index ....................................................................... 53
5.2.2.2 Checking the insulation resistance and polarization index of the winding ........................... 54
5.3 Installing the machine ....................................................................................................... 57
5.3.1 Preparing the assembly area .............................................................................................. 57
5.3.2 Lift the machine to where it will be mounted and position it
............................................... 57
5.4 Alignment and fastening .................................................................................................... 58
5.4.1 Repainting/touching up the paint finish of explosion-protected machines ........................... 58
5.4.2 Measures for alignment and mounting ............................................................................... 58
5.4.3 Flatness of the supporting surfaces for conventional motors ............................................... 59
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