Reference Manual Part 1

Hardware Reference Manual RBS 2106, RBS 2206, RBS 2207
Table 18 Environmental parameters for mast-mounted equipment, -33 C
– +45 C
Environmental
parameters
Unit Value
Change of temperature
C/min
6
(1)
Rain intensity mm/min
6
Air pressure kPa
70-106
Heat radiation W/m² neglible
Solar radiation W/m²
1120
(2)
Movement of air m/s
50
Condensation
yes
Winddriven particle
yes
Water other than rain splashing
Icing
yes
(1) The requirement belong to ’Exceptional/Safe Function’ and will occur for maximum 3 minutes.
(2) Solar radiation. Based on IEC 60721-2-4 the requirement shall be verified by applying 896
W/m², for verification method see ref. /Solar/.
3.11.3 Biological Conditions
The severity of these requirements are in conformity with: IEC 60721-3-4 class
/4B1/. and ETSI EN 300 019-1-4 Class 4.1
Table 19 Biological conditions for mast-mounted equipment, -33 C – +45 C
Environmental parameters Value
Flora Presence of mould, fungus etc.
Fauna
none
3.11.4 Chemically Active Substances
The severity of these requirements are in conformity with: IEC 60721-3-4
classes /4C2(4C1)/. and ETSI EN 300 019-1-4 Class 4.1
23EN_LZT_720_0024 Uen R7A 2004-08-19