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Huawei AP8030DN & AP8130DN
Hardware Installation and Maintenance Guide
The equipment room must be free from explosive, conductive, magnetically-permeable, and
corrosive dust.
Table 5-11 Requirements for dust particles in the equipment room
Mechanical active
material
Dust particle
Description
Dust particle diameter ≥ 5 µm
Suspending dust
Precipitable dust
Description
l Suspending dust diameter ≤ 75 µm
l 75 µm ≤ precipitable dust diameter ≤ 150 µm
Take the following measures to meet the requirements:
l
l
l
l
Requirements for Corrosive Gases
The room should be free from dusts and corrosive gases, such as SO
5-12
Table 5-12 Requirements for corrosive gas concentration
Chemical active
material
SO
H
NH
Cl
Issue 02 (2014-12-05)
Table 5-11
Use dustproof materials for ground, wall, and ceiling construction.
Use screens on the door and windows facing outside. The outer windows should be dust-
proof.
Clean the equipment room regularly and clean the air filter monthly.
Wear shoe covers and ESD clothes before entering the equipment room.
shows the requirements for the corrosive gas concentration.
Unit
mg/m
2
S
mg/m
2
mg/m
3
mg/m
2
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shows the requirement for dust concentration in the equipment room.
Unit
3
Particle /m
3
mg/m
2
mg/m
·h
Concentration
3
≤0.20
3
≤0.006
3
≤0.05
3
≤0.01
5 Appendix
Concentration
4
≤ 3x 10
(no visible dust accumulated
on a workbench in three
days)
≤0.2
≤1.5
, H
S, and NH
.
Table
2
2
3
90
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