Huawei Airbridge BTS3612A-1900 Technical Manual page 119

Technical Manual
Airbridge BTS3612A CDMA Base Station
III. Air cleanness
No explosive, electrically/magnetically conductive, or corrosive particles around.
The density of physically active substances shall meet the requirements listed in
Table C-11.
Table C-11 Requirements for the density of physically active substances
Suspending dust
The density of chemically active substances shall meet the requirements listed in
Table C-12.
Table C-12 Requirements for the density of chemically active substances
Substance
Falling dust
Sands
Suspending dust: diameter ñ75 m
Falling dust: 75 mñdiameterñ150 m
Sands: 150 mñdiameterñ1,000 m
Substance
SO
2
H S
2
NH
3
Cl
2
HCl
HF
O
3
NO
2
Appendix C Environment Requirements
Unit
mg/m³
mg/m²∙h
mg/m³
Note:
Unit
mg/m³
mg/m³
mg/m³
mg/m³
mg/m³
mg/m³
mg/m³
mg/m³
C-6
System Principle
Density
ñ5
ñ20
ñ300
Density
ñ0.30
ñ0.10
ñ1.00
ñ0.10
ñ0.10
ñ0.01
ñ0.05
ñ0.5