Huawei DTSU666-H User Manual page 8

DTSU666-H Smart Power Sensor
User Manual
Protect Labels
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Installation
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Electrical Connections
Before connecting cables, ensure that the DTSU666-H is not damaged in any way. Otherwise,
electric shocks or fire may occur.
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Operation
High voltage may cause an electric shock, which results in serious injury, death, or serious
property damage from the DTSU666-H in operation. Strictly comply with the safety
precautions in this document and associated documents when operating the DTSU666-H.
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Maintenance and Replacement
High voltage may cause an electric shock, which results in serious injury, death, or serious
property damage from the DTSU666-H in operation. Therefore, before maintenance, power
off the DTSU666-H and strictly comply with the safety precautions in this document and
associated documents to operate the DTSU666-H.
Issue 01 (2018-05-18)
Do not scrawl or damage any warning labels on the DTSU666-H because these labels
contain important information about safe operation.
Do not scrawl or damage the nameplate on the back of the DTSU666-H because it
contains important product information.
Ensure that the DTSU666-H is not connected to a power supply or powered on before
finishing installation.
To allow proper heat dissipation and installation, maintain appropriate clearances
between the DTSU666-H and other objects.
Ensure that all electrical connections comply with local electrical standards.
Ensure that the cables used in a grid-tied PV system are properly connected and insulated
and meet all specification requirements.
Do not touch an energized DTSU666-H because it has a high temperature.
Follow local laws and regulations when operating the device.
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1 Safety Precautions
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