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Fan Speed and Temperature Variation
Fan Speed and Temperature Variation
The speed of the fan increases only when the temperature of the device increases. Fan speed is not
dependent on any fan failures.
Table 31: 5720 Fan Speed and Power Consumption
Fan Speed
Full (100%)
Low (30%)
* Some units are equipped with (3) fan modules, while others are equipped with 4. Total fan power is
equal to the number of installed fan modules multiplied by the fan power for each module.
Power Options
92
ExtremeSwitching 5720 Series Hardware Installation Guide
Fan Module RPM (typical)
Inlet Fan
Outlet Fan
22500 (typ)
19500 (typ)
7000 (typ)
6100 (typ)
Technical Specifications
Power
Typical
12V*2.3A=27.6W
12V*0.2A=2.4W per module
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