IDS1000-A Air-Cooled Container Data Center
All-in-One Maintenance Guide
5 Parts Replacement
Issue 01 (2016-01-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
77
5.1.3 Replacing an SPD Module in the Power Distribution
Cabinet
Prerequisites
Do not replace a surge protection device (SPD) module during a thunderstorm.
An SPD module is faulty.
A spare SPD module of the same model is available and functional.
Impact on the System
None
Preparations
Tools: Phillips screwdriver, flat-head screwdriver, electrical tester pen
Material: spare SPD module
Documents required: PDC user manual
Skill requirement: electrician's work permit
Procedure
Step 1
Remove the protective panel of the SPD module.
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 module.
to detect the voltages.