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Siemens 1LA8 Operating Instructions Manual Page 10

Simotics tn series n-compact induction motor.
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Table of contents
Table 7-1
Set values for monitoring the bearing temperatures before commissioning...............................86
Table 7-2
Set values for monitoring the bearing temperatures in normal operation ..................................86
Table 7-3
Set values for monitoring the winding temperatures during commissioning...............................86
Table 7-4
Set values for monitoring the winding temperatures in normal operation ..................................86
Table 8-1
Electrical faults
Table 8-2
Mechanical faults.........................................................................................................................98
Table 8-3
Roller bearing faults
Table 9-1
Checks after assembly or repair ...............................................................................................104
Table 9-2
Checks that have to be performed during the general inspection.............................................105
Table 9-3
Criteria for selecting roller bearing greases...............................................................................106
Table 9-4
Roller bearing greases for vertical and horizontal types of construction ..................................107
Table 9-5
Alternative greases with NLGI class 2 for motors of horizontal construction............................108
Table 10-1
Spare parts for stators and rotors
Table 10-2
Spare parts for cooling components .......................................................................................128
Table 10-3
Spare parts for drive end roller bearings with bearing housing ................................................129
Table 10-4
Spare parts for drive end roller bearings without bearing housing ...........................................130
Table 10-5
Spare parts for roller bearings, DE............................................................................................131
Table 10-6
Spare parts for non-drive end roller bearings with bearing housing .........................................132
Table 10-7
Spare parts for non-drive end roller bearings without bearing housing ....................................133
Table 10-8
Spare parts for roller bearings, NDE ........................................................................................134
Table 10-9
Terminal box 1XB1621 spare parts...........................................................................................135
Table 10-10
Additional spare parts................................................................................................................136
Table 10-11
Spare parts for terminal box 1XB1631
Table 10-12
Additional spare parts................................................................................................................138
Table 10-13
Spare parts for terminal box 1XB1634
Table B-1
Tightening torques for bolted connections with a tolerance of ±10%........................................145
Figures
Figure 3-1
Schematic diagram of rating plate .............................................................................................25
Figure 4-1
Axial location of the rotor.............................................................................................................34
Figure 4-2
Schematic representation of a single drive.................................................................................41
Figure 4-3
Schematic representation of a tandem drive...............................................................................42
Figure 5-1
Balancing type on the drive-end side..........................................................................................50
Figure 5-2
Schematic diagram of the water drain holes...............................................................................54
Figure 5-3
Schematic diagram: Aligning the machine to the driven machine...............................................57
Figure 6-1
Terminal box 1XB1621................................................................................................................62
Figure 6-2
Terminal box 1XB1631................................................................................................................63
Figure 6-3
Terminal box 1XB1634 ...............................................................................................................64
10
.......................................................................................................................97
...............................................................................................................99
..........................................................................................127
..................................................................................137
.................................................................................139
SIMOTICS TN Series N-compact 1LA8
Operating Instructions 05/2014

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