Acoustic Noise Measurements Sound Pressure (Iso 7779) For Ex4100 And Ex4100-F Switches - Juniper EX4100 Hardware Manual

Table 4: Weight of Fan Module and Power Supply
Model Fan Module Weight
AFO Fan FRU
EX4100-24P, 73g
EX4100-24T,
EX4100-48P,
and
EX4100-48T
Acoustic Noise Measurements Sound Pressure (ISO 7779) for EX4100
and EX4100-F Switches
Table 5 on page 38 provides the acoustic noise measurements for the EX4100 and EX4100-F switch
models.
Table 5: Acoustic Noise Measurements for EX4100 and EX4100-F Switch Models
Switch Model
EX4100-24T
EX4100-24T-DC
EX4100-24P
EX4100-48T
(Continued)
AFI Fan FRU
73g
Power Supply
150 AC AFO
150 DC AFO
920W AC AFO
150 AC AFO
Power Supply Unit Weight
920W AC 150W AC
846g 659.5g
Sound Pressure (Acoustics)
LpA (dB)
Typical
1PSU/2PSU
NA
NA
39.4/40.0
NA
150W DC
580g
Max
1PSU/2PSU
38.1/38.0
37.8/37.6
49.4/50.1
39.1/39.2
38