H3C Technologies H3C S7500E Series Switches - Manual (Page 113)

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Table 32 Sound pressure levels
Model
Sound pressure level when
the fan tray operates at low
speed
Sound pressure level when
the fan tray operates at
middle speed
Sound pressure level
when the fan tray
operates at full speed
S7502E 49.8 dBA 51.6 dBA 56.7 dBA
S7503E-S N/A N/A 56.7 dBA
S7503E 51.6 dBA 54.6 dBA 56.1 dBA
S7506E-S 53.6 dBA 56.2 dBA 57.7 dBA
S7506E 53.6 dBA 56.2 dBA 57.7 dBA
S7510E 53.5 dBA 55.8 dBA 56.7 dBA
S7506E-V 52.1 dBA 55.1 dBA 56.2 dBA