SmartACBox 12-In 1-Out Smart AC Combiner Box
User Manual
1 Safety Precautions
Issue 03 (2018-05-15)
Copyright © Huawei Technologies Co., Ltd.
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Safety Precautions
General Safety
Personnel who plan to install or maintain Huawei equipment must receive a thorough training,
understand all necessary safety precautions, and be able to correctly perform all operations.
Only certified personnel are allowed to remove safety facilities and inspect the
equipment.
Only personnel certified or authorized by Huawei are allowed to replace devices or
components (including software).
Any fault or error that might cause safety problems must be reported immediately to a
supervisor.
Read this document thoroughly before operations. Huawei shall not be liable for any device
damage caused by violation of the storage, transportation, installation, and operation
regulations specified in this document.
The safety precautions provided in this document do not cover all the safety precautions.
Huawei shall not be liable for any consequence caused by the violation of the safety operation
regulations and design, production, and usage standards.
Local Laws and Regulations
Follow local laws and regulations when operating equipment. The safety instructions in this
document are only supplements to local laws and regulations.
Grounding
Equipment to be grounded must meet the following requirements:
When installing equipment, connect the protective earthing (PE) cable first. When
removing equipment, disconnect the PE cable last.
Do not damage the ground conductor.
Do not operate equipment in the absence of a properly installed ground conductor.
Equipment must be connected permanently to the PE point before an operation.