Dahua HS4408-4ET-96, Quick Start Manual, Page: 4 / 24

Important Safeguards and Warnings
This section introduces content covering the proper handling of the device, hazard prevention, and
prevention of property damage. Read carefully before using the device, and comply with the
guidelines when using it.
Transportation Requirements
Transport the device under allowed humidity and temperature conditions.
Storage Requirements
Store the device under allowed humidity and temperature conditions.
Installation Requirements
●
Do not connect the power adapter to the device while the adapter is powered on.
●
Strictly comply with the local electrical safety code and standards. Make sure that the ambient
voltage is stable and meets the power supply requirements of the device.
●
Personnel working at heights must take all necessary measures to ensure personal safety
including wearing a helmet and safety belts.
●
Please follow the electrical requirements to power the device.
Following are the requirements for selecting a power adapter.
○
The power supply must conform to the requirements of IEC 60950-1 and IEC 62368-1
standards.
○
The voltage must meet the SELV (Safety Extra Low Voltage) requirements and not exceed
ES-1 standards.
○
When the power of the device does not exceed 100 W, the power supply must meet LPS
requirements and be no higher than PS2.
We recommend using the power adapter provided with the device.
When selecting the power adapter, the power supply requirements (such as rated voltage)
are subject to the device label.
●
Do not place the device in a place exposed to sunlight or near heat sources.
●
Keep the device away from dampness, dust, and soot.
●
Put the device in a well-ventilated place, and do not block its ventilation.
●
Use an adapter or cabinet power supply provided by the manufacturer.
●
Do not connect the device to two or more kinds of power supplies, to avoid damage to the
device.
●
The device is a class I electrical appliance. Make sure that the power supply of the device is
connected to a power socket with protective earthing.
Quick Start Guide
III