Clearance Requirements
Clearance Requirements
The fixed-port chassis requires front-to-back airflow. Leave at least 6.0 in. (15.24 cm) front and rear clearance
for air intake/exhaust. Leave an additional 6.0 in. (15.24 cm) rear clearance for removal and installation of
power supplies and fan modules.
Figure 33: Clearances Required Around the Chassis
1
2
3
Weight, Quantity and Power Consumption
NCS 5501 Fixed Chassis Weight, Quantity and Power Consumption
The NCS 5501 fixed chassis offers two hot-swappable power supplies providing 1+1 redundancy. For 1+1
redundancy mode, there must be two subsystems each, providing enough power supply to maintain the system.
Table 10: NCS 5501 and NCS 5501 SE Weight, Quantity and Power Consumption
Component
Chassis
Hardware Installation Guide for Cisco NCS 5500 Series Fixed-Port Routers
62
Chassis
6.0 in. (15.24 cm) front clearance for air
intake/exhaust.
Chassis depth
4
6.0 in. (15.24 cm) rear clearance for air
intake/exhaust.
5
Additional 6.0 in. (15.24 cm) rear clearance for
removal and installation of power supplies and
fan modules.
Weight per Unit
Typical Power
System Specifications
Maximum Power