22
6 level load-bearing
（
base included
）
1140kg/m
2
1080kg/m
2
964g/m
2
！！！
Note
：
Users should see if the load-bearing capacity of building where system
is installed satisfies the required load-bearing of system, based on the total weight
of video wall display system devices. If not, the building must be reinforced by
professionals.
4.1.8 Requirements of Anti-Dust
During the installation and working period of video wall display system, please
guarantee a clean and no dust working environment. Dust concentration please refers to
general office environment.
4.1.9 Requirements of Ground Connection
1) There should be specified ground connection point next to video wall display system
device and cabinet.
2)
Device room’s consolidated grounding electric resistance should be less than 3ohm.
3) Lighting protecting grounding should follow the national standard
Construction
Lighting Protection Standard.
4.1.10 Requirements of Fire Fighting
1) Device room should be equipped with fire detecting device (temperature and smog
detection), and fire extinguisher. The sprinkler must be about 1 m away from display
cabinet, and do not use water fire extinguisher, but spray fire extinguisher.
2) Fire fighting device should be equipped by professional installation organization.
4.1.11 Requirements of Mechanical Shock and
Vibration
The vibration acceleration, in vertical and horizontal directions of the floor surface
under video wall display system installation area, should follow GB50174-93.
4.1.12 Requirements of Magnetic Field
In the working area of video wall display system, radio interference field intensity and
magnetic interference environment field should follow GB50174-93.