Huawei Airbridge BTS3612A-1900 Technical Manual page 115

Technical Manual
Airbridge BTS3612A CDMA Base Station
Table C-2 Requirements for the density of physically active substances
The density of chemically active substances shall meet the requirements listed in
Table C-3.
Table C-3 Requirements for the density of chemically active substances
IV. Mechanical stress
Table C-4 Requirements for mechanical stress
Sinusoidal vibration
Unsteady impact
Substance
Suspending dust
Falling dust
Sands
Suspending dust: diameter ñ75 m
Falling dust: 75 mñdiameterñ150 m
Sands: 150 mñdiameterñ1,000 m
Substance
SO
2
H S
2
NO
2
NH
3
Cl
2
HCl
HF
O
3
Item
Frequency range
Impact response
Static load capability
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
Sub-item
Displacement
ñ7.0mm
Acceleration
spectrum II
C-2
System Principle
Density
ñ5.00
ñ20.0
ñ300
Density
ñ0.30
ñ0.10
ñ0.50
ñ1.00
ñ0.10
ñ0.10
ñ0.01
ñ0.05
Range
-
-
ñ20.0m/s²
2~9Hz 9~200Hz
ñ250m/s²
ñ5kPa