NetCol5000-A020 Air Cooled In-row Precision Air
Conditioner
User Manual
1 Precautions
Issue 01 (2014-06-30)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
2
Any fault or error that might cause safety problems must be reported immediately to a
supervisor.
Grounding Requirements
Equipment to be grounded must meet the following requirements:
When installing the device, always make the ground connection first and disconnect it at
the end.
Do not damage the ground conductor.
Do not operate the device in the absence of a properly installed ground conductor.
The device must be connected permanently to the protection ground before an operation.
Before operating the device, check the electrical connection of the device to ensure that
it is securely grounded.
Human Safety
This appliance not accessible to the general public.
Before operating a device, wear electrostatic discharge (ESD) clothes, ESD gloves, and
an ESD wrist strap. Remove conductive objects such as jewelry and watches to avoid
electric shocks or burns.
Ensure that tools are insulated.
In the case of fire, immediately leave the building or the equipment room, and turn on
the fire alarm bell or make an emergency call. Do not enter a building that is on fire.
Equipment Safety
The device must be fixed securely on the floor or to other immovable objects such as
walls and mounting racks before operation.
Do not block the ventilation while the device is operating.
Tighten the thumbscrews by using a tool after initial installation and subsequent access
to the panel.
After the installation, remove packing materials from the equipment area.
1.2 Electrical Safety
High Voltage
