3. Release the screwed connections ⑦ between the phase module and the busbar package
on the rear of the IGCT phase module.
4. To remove the upper phase module, unscrew the motor voltage sensing module. Release
the side screws ①. Ensure that the connected fiber-optic cable and connecting cable are
not damaged.
Figure 9-17 Motor current acquisition module
Maintenance
9.5 Repair
SINAMICS SM150 6SL3845-2NN41-8AD2
152 Operating Instructions Rev.201910281310 EXAMPLE