Physical Characteristics
the environmental characteristics that are described in the Cisco Network Convergence System 540 Small
Density Passive Cooled Routers Datasheet.
For an outside plant installation (cell site cabinet, hut, and so on), install the router in a cabinet that protects
the product against rain and direct sunlight. The airborne contaminants such as, dust, moisture, insects, pests,
corrosive gases, polluted air, or other reactive elements present in the outside air should be within the GR3108
class 3 outdoor levels. Maintain a temperature within –40º C to 65º C (–40 to 149°F).
Note
Not all metallic connections are applicable for outside plant connections.
The equipment is designed to meet the following requirements:
• GR-63-CORE, Issue 4
• GR-1089-CORE, Issue 6
• GR-3108-CORE, Class 3
Physical Characteristics
Be familiar with the physical characteristics of the router to assist you in placing the system in the proper
location. For more information, see the Cisco Network Convergence System 540 Small Density Passive Cooled
Routers Datasheet.
Clearance Guidelines
The router is a passive-cooled equipment with no fans.
Cisco Network Convergence System 540 Passive Cooled Small Density Routers Hardware Installation Guide
12
Preparing for Installation