Replacing A Common Mcb - Huawei PDU8000 Series User Manual

PDU8000 Modular Precision PDC V2.0
User Manual
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.
Figure 8-6 Removing the panel
Issue 03 (2018-01-25)
Tools: Phillips screwdriver, flat-head screwdriver, and key to the PDC cabinet door.
Materials: MCB of the appropriate model
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
8 Maintenance Guide
128