Huawei DTSU666-H User Manual page 9

DTSU666-H Smart Power Sensor
User Manual
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Issue 01 (2018-05-18)
Maintain the DTSU666-H with sufficient knowledge of this document and proper tools
and testing devices.
Temporary warning signs or fences must be placed to prevent unauthorized people from
entering the site.
The DTSU666-H can be powered on only after all faults are rectified. Failing to do so
may escalate faults or damage the device.
During the maintenance, observe ESD precautions and wear ESD gloves.
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1 Safety Precautions
4