Cooling Fans And Power Supplies - Avaya 5900 Series Installing

Figure 2: Ethernet Routing Switch 5900 Series package contents
1. Avaya Ethernet Routing Switch 5900 Series
2. Rack-mounting hardware that includes:
• Rack-mount brackets (two for a 19-inch equipment rack and two for a 23-inch equipment
rack)
• Screws for attaching brackets to the switch
3. Country-specific AC power cord (Note: A power cord is not included for the A variant of the
switch.)
4. Documentation including the Quick Install poster and Regulatory document
5. One field replaceable power supply module (two power supplies are supported for models)
6. Two fan tray modules
Note:
Items 5 and 6 are not packaged with the switch. They are packed separately.

Cooling fans and power supplies

ERS 5900 Series switches require and support two field-replaceable fan trays for switch cooling.
ERS 5900 Series switches support two field-replaceable AC power supplies for redundant power
configurations.
Cooling fan trays
Cooling fan trays support hot-swap and are available in two models to support front to back, or back
to front airflow modes. Cooling fan trays are included and must be installed before operating the
switch.
The cooling system is designed to support normal operation over the specified operating range with
a single fan failure. Note that fan noise may increase in this situation. The cooling system is also
February 2016 Installing Avaya ERS 5900 Series
Comments on this document? infodev@avaya.com
Cooling fans and power supplies
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