Air Filter Assembly; Upper Fan Tray - Cisco ASR 5000 series Installation And Administration Manual

ASR 5000 Hardware Platform Overview

Air Filter Assembly

The chassis supports a replaceable particulate air filter that meets UL 94-HF-1 standards for NEBS-compliant
electronics filtering applications. This filter is mounted at the top of the lower fan tray assembly, providing ingress
filtering to remove contaminants before they enter the system. Temperature sensors measure the temperature at various
points throughout the chassis. The system monitors this information, and if it detects a clogged filter, generates a
maintenance alarm.
Figure 8.
Important:
replacement air filter for each deployed chassis be kept on site. This ensures that qualified service personnel can quickly
replace the filter when needed.

Upper Fan Tray

The upper fan tray unit contains multiple fans that exhaust air from the upper rear and sides of the chassis.
OL-24878-01
Particulate Air Filter
A replacement air filter is shipped with each chassis. It is recommended that a minimum of one
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