Siemens SINAMICS PERFECT HARMONY GH150 6SL3826, Operating Instructions Manual

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5. Disconnect and remove the diode from the busbars (D).
6. Only remove the lower bolts at the rectifier module (E).
You can now slide-out the diode stack module and remove it.
Figure 9-11 Diode stack module
Installing the diode stack
1. Execute the steps described in Section "Removing the diode stack" in the inverse order.
– Remove mounted components, e.g. brackets, which are not provided at/on the new
diode stack from the diode stack that you just removed. Mount these parts and
components onto the new diode stack.
– When installing the diode stack, always use new screws, washers and nuts.
– Fix the capacitor cables using cable ties.
See also
Removing the diode stack (Page 114)
9.7.9 Replacing temperature sensors
The temperature sensor is located at the rear of the AIC cabinet.
1. Remove the AIC rear panel.
2. Remove the ties from the sensors.
3. Withdraw the sensors from the front of the AIC.
4. Remove the sensors from the Power Stack Adapter.
5. Insert the new sensors
6. Reconnect the sensors.
Maintenance
9.7 Repair
SINAMICS PERFECT HARMONY GH150 6SL3826
Operating Instructions 05/2020
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