Replacing A Common Mcb - Huawei PDU8000 User Manual

PDU8000 Modular Precision PDC V2.0
User Manual
Figure 8-5 Replacing an Indicator
Step 4 Remove the retaining ring from the indicator and remove the indicator from the
mounting hole.
Step 5 Put a new indicator into the mounting hole, secure the retaining ring, and connect
the cables.
Step 6 Reinstall the fuse to reconnect the circuit.
Step 7 Verify that the indicator lights up properly.
Step 8 Reinstall the protective panel.
Step 9 Install the fuse terminal block to its original position.
----End

8.4.3 Replacing a Common MCB

Prerequisites
Before replacement, ensure that the input and output switches are OFF, and that
the upstream and downstream switches are also OFF.
●
●
Procedure
Step 1 Open the front door of the PDC, turn off the input and output switches in the
PDC, and turn off the upstream and downstream switches.
Step 2 Remove the screws from the PDC panel, set the screws aside, and remove the
panel.
Issue 04 (2021-04-13)
D ANGER
Tools: Phillips screwdriver, flat-head screwdriver, and key to the PDC cabinet
door.
Materials: MCB of the appropriate model
Copyright © Huawei Technologies Co., Ltd.
8 Maintenance Guide
124