HP FlexFabric 11900 Switch Series Installation Guide

64
Environmental specifications
Table 17 Environmental specifications
Descri
p
tion O
p
eratin
g
Non-o
p
eratin
g
Temperature 0°C to 45°C (32°F to 113°F) –40°C to +70°C (–40°F to +158°F)
Relative humidity 10% to 95% (non-condensing) 5% to 95% (non-condensing)
Noise
The switch uses fans with the automatic speed adjustment function, so the sound pressure levels are
different when the fan speeds are different. For more information, see Table 18.
Table 18 Sound pressu
re levels
Model
Sound pressure level under normal
tem
p
erature
Sound pressure level when the fan
tra
y
o
p
erates at full s
p
eed
11908-V 61.6 dBA 72.6 dBA