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Product documentation 1D 3.8.en Rev. E, 10/13 page 4/42
Contents page
1 Generally ............................................................................................................................................. 7
1.1 Significant (relevant) terms ........................................................................................................... 8
1.2 General safety information ........................................................................................................... 8
1.3 Type marking of generators ........................................................................................................ 10
2 Description ........................................................................................................................................ 11
2.1 Technical description, variants .................................................................................................... 11
2.1.1 Machine ends designation ....................................................................................................... 11
2.1.2 Cooling method, ventilation .................................................................................................... 12
2.1.3 Rotor ...................................................................................................................................... 13
2.1.4 Stator ..................................................................................................................................... 13
2.1.5 Bearings ................................................................................................................................. 13
2.1.6 Terminal box ........................................................................................................................... 13
2.1.7 Measuring and protective circuits ............................................................................................ 13
2.2 Electric characteristics ................................................................................................................. 13
2.2.1 Output and raise of the temperature ....................................................................................... 13
2.2.2 Short-term current overload .................................................................................................... 13
2.2.3 Voltage ................................................................................................................................... 13
2.2.4 Shape of a voltage curve ......................................................................................................... 13
2.2.5 Asymmetric load ..................................................................................................................... 14
2.2.6 Short-circuit current ................................................................................................................ 14
2.2.7 Radio interference elimination ................................................................................................. 14
2.2.8 Currents in star neutral points ................................................................................................. 14
2.3 Use ............................................................................................................................................. 14
2.4 Warranties .................................................................................................................................. 14
2.5 Standards ................................................................................................................................... 14
3 Transport and storage ....................................................................................................................... 15
3.1 Safety recommendation .............................................................................................................. 15
3.2 Storage conditions ...................................................................................................................... 16
3.2.1 If no dry storage condition is available ..................................................................................... 16
3.2.2 Rust protection ....................................................................................................................... 16
3.2.3 Rolling bearings ...................................................................................................................... 16
3.2.4 Sleeve bearings ....................................................................................................................... 17
3.2.5 Anticorrosion treatment of machined parts and bearings ......................................................... 17
3.2.6 Condensation ......................................................................................................................... 17
3.3 Storage with shaft in horizontal position ..................................................................................... 17
3.4 Putting into operation after storage period .................................................................................. 18
3.5 Sealed packings .......................................................................................................................... 18
3.6 Inspection intervals during storage .............................................................................................. 19
3.7 Control check during storage ...................................................................................................... 19
3.7.1 Sealed packing ........................................................................................................................ 19
3.7.2 Non-sealed packing ................................................................................................................. 19
4 Installation and operation ................................................................................................................ 20
4.1 Safety recommendation .............................................................................................................. 20
4.2 Preparation ................................................................................................................................. 20
4.2.1 General inspection of machine ................................................................................................ 20
4.2.2 Locating ................................................................................................................................. 20
4.2.3 Foundation inspection ............................................................................................................ 20
4.2.4 Cooling ................................................................................................................................... 21
4.2.5 Installation of machine ............................................................................................................ 21
4.2.6 Fill the bearings with oil, oil cleanliness ................................................................................... 21
4.2.7 Connecting the oil supply system ............................................................................................ 22
4.2.8 Connection of cooling piping (air-to-water cooler, cooling lubrication system) .......................... 22
4.2.9 Alignment (rolling bearings) .................................................................................................... 23
4.2.10 Alignment (slide bearings) ................................................................................................... 25
4.2.11 Securing of mechanical position .......................................................................................... 27
4.2.12 Checking the insulation resistance of stator winding ............................................................ 27
4.2.13 Insulation test for stator winding ......................................................................................... 27
4.2.14 Drying ................................................................................................................................. 28
4.3 Electric installation ...................................................................................................................... 29
4.3.1 Making the electrical connections............................................................................................ 29
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