6.7 Final checks....................................................................................................................... 94
7 Commissioning .................................................................................................................................... 95
7.1 Measures before commissioning ........................................................................................ 95
7.1.1 Insulation resistance and polarization index ....................................................................... 97
7.1.2 Checking the machine cooling ........................................................................................... 97
7.1.3 Commissioning the separately driven fan ........................................................................... 97
7.1.4 Further documents ............................................................................................................ 98
7.2 Setpoint values for monitoring the bearing temperature..................................................... 99
7.3 Switching on ..................................................................................................................... 99
7.3.1 Test run ........................................................................................................................... 100
8 Operation........................................................................................................................................... 103
8.1 Safety instructions for operation ...................................................................................... 103
8.1.1 Safety instructions relating to ventilation and cooling....................................................... 107
8.1.1.1 Forced ventilation (optional): Cooling method IC 416 in accordance with EN / IEC 60034-6... 107
8.1.2 Switching on with the anti-condensation heating active ................................................... 108
8.2 Switching on the machine................................................................................................ 109
8.3 Switch o󹪜 the separately driven fan.................................................................................. 109
8.4 Switching on again after an EMERGENCY OFF................................................................... 109
8.5 Stoppages........................................................................................................................ 109
8.5.1 Avoidance of damage to rolling bearings during stoppages............................................... 111
8.5.2 Decommissioning the machine ........................................................................................ 111
8.5.3 Re-commissioning the machine........................................................................................ 111
8.6 faults............................................................................................................................... 112
8.6.1 Inspections in the event of faults...................................................................................... 112
8.6.2 Electrical faults ................................................................................................................ 112
8.6.3 Mechanical faults............................................................................................................. 113
8.6.4 Rolling bearing faults ....................................................................................................... 113
8.6.5 Faults at the external fan.................................................................................................. 114
8.7 Deactivating .................................................................................................................... 114
9 Maintenance...................................................................................................................................... 115
9.1 General ........................................................................................................................... 115
9.2 Inspection and maintenance ............................................................................................ 116
9.2.1 Safety instructions for inspection and maintenance .......................................................... 116
9.2.2 Inspections in the event of faults...................................................................................... 118
9.2.3 First inspection after installation or repair......................................................................... 119
9.2.4 General inspection........................................................................................................... 119
9.2.5 Assessing the rolling bearings .......................................................................................... 120
9.2.6 Mechanical explosion protection for rolling bearings ........................................................ 121
9.2.7 Maintenance intervals...................................................................................................... 121
9.2.8 Re-greasing...................................................................................................................... 122
9.2.9 Cleaning.......................................................................................................................... 123
9.2.10 Risk of explosion due to damaged seals ............................................................................ 124
9.2.11 Drain condensate............................................................................................................. 124
9.2.12 Insulation resistance and polarization index ..................................................................... 124
Table of contents
1MB..1/2/3/4 - shaft heights 63 ... 355
6 Operating Instructions, 11/2023, A5E52779900A