Huawei FusionModule 1000A20 Maintenance Manual page 42

Prefabricated all-in-one data center

Hide thumbs Also See for FusionModule 1000A20:

Table of Contents

FusionModule1000A20 Prefabricated All-in-One Data

Center

Maintenance Guide

Preparations

Tools: Phillips screwdriver, flat-head screwdriver, electroprobe

Material: spare SPD

Documents: PDC user manual

Skill requirement: electrician's work permit

Procedure

Step 1 Remove the protective panel of the SPD.

Avoid touching any charged body when removing the panel.

Step 2 Switch off the SPD circuit breaker.

Step 3 Detect the L1, L2, L3, and N voltages to the PE using an electrical tester pen, and verify that

the faulty SPD has no voltage before replacing the faulty SPD. Figure 4-5 shows how to

detect the voltages.

Figure 4-5 Detecting the voltages

Step 4 Hold down the faulty SPD module and pull it out.

Issue 01 (2019-07-15)

4 Parts Replacement

Table of Contents