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GDQ54S12B-4A DC-DC Converter
Technical Manual
General Requirements
● Before performing operations on the converter, power it off to prevent
● Do not alter or repair the converter.
● The voltage inside the converter is high. Do not open it.
● Prevent any foreign objects from entering the shell.
● Do not use the converter in a damp place or in an area where moisture or
● Do not touch the converter when it is powered on or just powered off. The hot
● Only qualified personnel are allowed to install and operate the converter.
● The converter does not contain parts that need to be maintained. The internal
● If any damage or fault occurs during installation or operation, power off the
● Strictly comply with local regulations and ensure that cables are correctly
● Condensation or frost is not allowed during the use of the converter.
● When the converter is operating, do not use it beyond the ambient
Personal Safety
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1.2 Personnel Requirements
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Issue 02 (2021-09-03)
D ANGER
accidents caused by live-line working.
condensation may occur.
surface can cause scalds.
fuse may be disconnected if an internal fault occurs.
converter immediately and return it to the manufacturer for inspection or
repair.
connected.
temperature range.
Do not alter, disassemble, or remove the shell of the converter.
If there is a probability of personal injury or converter damage during
operations on the converter, immediately stop the operations, report the case
to the supervisor, and take feasible protective measures.
Before the installation is completed or confirmed by professionals, do not
power on the converter.
Personnel who plan to install, operate or maintain the converter must receive
thorough training, understand all necessary safety precautions, and be able to
correctly perform all operations.
During the installation, operation, and maintenance of the converter, no
collision or drop is allowed.
During the secondary assembly of the converter, do not introduce conductive
foreign objects.
Copyright © Huawei Technologies Co., Ltd.
1 Safety Information
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