Replacing An Mcb - Huawei FusionModule5000 Maintenance Manual

FusionModule5000 Smart Modular Data Center
Maintenance Guide (ECC800)
Step 9 Install the fuse terminal block to its original position.
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5.1.1.3 Replacing an MCB

Prerequisites
Before replacement, ensure that the input and output switches are OFF, and that the upstream
and downstream switches are also OFF.
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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 01 (2019-03-05)
Tools required: a Phillips screwdriver, flat-head screwdriver, and key to the PDC cabinet
door.
Materials: MCB of the appropriate model
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5 Parts Replacement
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