Cisco ASR-920-12CZ-A Hardware Installation Manual page 34

Site Planning
Note the following points:
When installing Cisco ASR 920 Series Router in a back-to-back position with another device,
•
ensure that there is a minimum of 10 cm air flow clearance between the two devices.
Also ensure that the device behind the Cisco ASR 920 Series Router is not installed in a way that t
it blows air into the Cisco ASR 920 Series Router.
12.7cm
(127mm)
Airflow
Cisco ASR 920 Series Aggregation Services Router Hardware Installation Guide
2-12
Front
Rear
Front
10cm
(100mm)
Airflow
Chapter 2 Preparing for Installation
10cm
(100mm)
Airflow
24.4cm
(244mm)
12.7cm
(127mm)
Airflow
Passive System
OL-32751-01