Siemens 1LA8 - Page 11

Figure 6-1 Water drip loop............................................................................................................................68
Figure 6-2 Terminal box 1XB1621................................................................................................................69
Figure 6-3 Terminal box 1XB1631................................................................................................................70
Figure 6-4 Terminal box 1XB1634 ...............................................................................................................71
Figure 6-5 High-frequency grounding...........................................................................................................74
Figure 6-6 Strain relief device and sealing insert..........................................................................................77
Figure 6-7 Connection with cable lug and fixing screw (schematic diagram)...............................................79
Figure 6-8 Connection using terminal clamps (schematic diagram).............................................................80
Figure 9-1 Ventilation (schematic diagram with axial fan)..........................................................................119
Figure 9-2 Ventilation (schematic diagram with radial fan).........................................................................121
Figure 9-3 Remove the V ring.....................................................................................................................123
Figure 9-4 Disassembling the labyrinth sealing ring (schematic diagram).................................................124
Figure 9-5 Install the V ring.........................................................................................................................126
Figure 9-6 Roller-contact bearing with grease chamber (schematic diagram)...........................................127
Figure 9-7 Position the set screws for the labyrinth sealing ring on the outer bearing cover.....................128
Figure 10-1 Stator and rotor.........................................................................................................................131
Figure 10-2 Drive end roller bearings with bearing housing.........................................................................133
Figure 10-3 Drive end roller bearings without bearing housing....................................................................134
Figure 10-4 Roller bearings, DE - end shield with integrated bearing cover................................................135
Figure 10-5 Non-drive end roller bearings with bearing housing..................................................................136
Figure 10-6 Non-drive end roller bearings without bearing housing.............................................................137
Figure 10-7 Roller bearings, NDE - end shield with integrated bearing cover..............................................138
Figure 10-8 Terminal box 1XB1621 with standard cable entry.....................................................................139
Figure 10-9 Two-part cable entry..................................................................................................................139
Figure 10-10 Terminal box 1XB1631..............................................................................................................140
Figure 10-11 Terminal box 1XB1634 with standard cable entry.....................................................................142
Figure 10-12 Two-pane cable entry................................................................................................................142
Table of contents
SIMOTICS TN Series N-compact 1LA8
Operating Instructions 08/2017 11