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New Main Way 2.0
User Manual
1.6 Information About Foreign Objects Near the
Installation Position of the NMW
The purpose of this note is to provide information and warnings about the
potential risks of the operational integrity of an installed NMW system. These risks
are caused by foreign objects in or near the NMW, relevant auxiliary equipment, or
components.
● If conductive materials have entered the channel in the NMW, relevant
● Potential risks include damage to the installed NMW and subsequent power
● Huawei uses the IP30 standard in NMW design to ensure that live parts are not
● When the NMW baffle plate and cover are open and electrical wiring terminals
● It is common to have someone working in the same room as the NMW during
● To avoid serious damage to the onsite operation, property hazards, and
Issue 05 (2020-10-15)
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auxiliary equipment, or components, equipment faults may occur.
derating and power failure of loads at critical positions.
in contact with the exterior and that no foreign objects will enter the
equipment during operation.
are exposed by the electrical contractor or installation personnel who are
setting up a power line connection, it cannot be ensured that no foreign object
will enter the NMW during onsite installation.
onsite installation. Sometimes some people may be working above the NMW,
relevant auxiliary equipment, or components.
personal injury including fatal injury, it is the responsibility of each equipment
manager or construction manager to ensure that no foreign object enters the
NMW, relevant auxiliary equipment, or components.
Copyright © Huawei Technologies Co., Ltd.
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