Personnel Requirements; Electrical Safety; Grounding Requirements - Huawei PowerCube 500 User Manual

PowerCube 500 (CPS300-N18A1H)
User Manual
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1.2 Personnel Requirements

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1.3 Electrical Safety

1.3.1 Grounding Requirements

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Issue 02 (2019-08-30)
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Personnel who plan to install, operate, or maintain Huawei equipment need to receive a
thorough training, understand all necessary safety precautions, and be able to correctly
perform all operations.
Only qualified professionals and trained personnel are allowed to install, operate, and
maintain the equipment.
Only qualified professionals are allowed to remove safety facilities and inspect the
equipment.
Personnel who will operate the equipment, including operators, trained personnel, and
professionals, should possess the local national required qualifications in special
operations such as high-voltage operations, working at heights, and operations of special
equipment.
 Professionals: personnel who are trained or experienced in equipment operations and are clear of the
sources and degree of various potential hazards in equipment installation, operation, and
maintenance
 Trained personnel: personnel who are technically trained, have required experience, are aware of
possible hazards on themselves in certain operations, and are able to take protective measures to
minimize the hazards on themselves and other people
 Users or operators: operation personnel, except trained personnel and professionals, who may handle
the equipment
The protective ground of the equipment should be reliably connected to the ground
screw on the metal enclosure (grounding resistance ≤ 0.1 ohm).
For a device that needs to be grounded, install the ground cable first when installing the
device and remove the ground cable last when removing the device.
Do not damage the ground conductor.
Do not operate the device in the absence of a properly installed ground conductor.
Copyright © Huawei Technologies Co., Ltd.
Description
disconnect all power inputs.
2. If there are multiple output ports, use the symbol near the
output ports. Connect cables according to the rated
power output and configuration parameter information in
the instruction.
3. If there are multiple slots, use the symbol near the slot
information. For details, see the description of slot
information, restrictions on boards, and usage conditions
in the instruction.
1 Safety Precautions
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