Cisco 1120 Hardware Installation page 29

Router Hardware Description
Hardware Features
AC Power Connector
See Figure 5 on page 22
The AC power supply connector on the router cable-side (back) panel is the connection to the to AC power terminal
block. The router supports single-phase and three-phase AC power input.
Note: The mating connector shipped with the router is a 5-way screw terminal printed circuit board plug connector
manufactured by Phoenix Contact (part number 1913604).
For detailed information about the AC power supply, including how to connect the router to AC power, see
the Router to Power, page
DC Power Connector—DC Input for Battery Backup
See Figure 5 on page 22
The router supports an external battery backup DC power connection. You must provide the battery backup connection
or unit.
Note: The mating connector shipped with the router is a 2-way screw terminal printed circuit board plug connector
manufactured by Phoenix Contact (part number 1912184).
For detailed information about the DC power input, including how to connect the router to a DC power input source, see
Connecting the Router to Power, page
Power Specifications
Specification
DC Input Voltage
AC Input Voltage
Circuit Breaker
Output Power
Cooling Type
Operating Temperature
Lifetime
for the AC power connection location.
45.
for the external DC power input connector.
45.
Description
Nominal operating range: 10.6 to 52VDC
Maximum operating range: 9 to 60VDC
Three-phase

208 to 415VAC 4W+ PE WYE
Single-phase

100 to 240VAC @ 50/60Hz
AC

Single Phase: Single 10A circuit breaker

Three-phase: Three 10A ganged circuit breaker

AC voltage rating: 250VAC L-N (minimum)
Note: We recommend that the circuit breaker be installed in close proximity to the router by a
licensed electrician in accordance with local electrical standards.
DC

DC rating: 60VDC minimum, 10A maximum
40W
Natural convection
-40 F to 140 C (-40 C to 60 C)
20 years, at 104 F (40 C)
29
Connecting