Multiple Power Sources - Cisco Aironet 1550 Installation Manual

Chapter 1 Overview
Figure 1-21

Multiple Power Sources

The 1550 series access point supports these power sources:
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Warning Connect the unit only to DC power source that complies with the safety extra-low voltage (SELV)
requirements in IEC 60950 based safety standards. Statement 1033
The 1552 access point can be connected to more than one power source. The access point detects the
available power sources and switches to the preferred power source using the following default
prioritization:
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Warning This unit might have more than one power supply connection. All connections must be removed to
de-energize the unit. Statement 1028
OL-24247-01
Cisco Aironet 5-GHz 8-dBi Omnidirectional Antenna - Installed Only on Models
AIR-CAP1552EU-x-K9 and AIR-CAP1552CU-x-K9
AC power—100 to 480 VAC, models 1552E and 1552EU access points, pole-mount configuration
AC power—100 to 277 VAC, model 1552I access point
Power-over-Cable (POC)—40 to 90 VAC, quasi-square wave AC, models 1552C and 1552CU
(standard power source for the cable modem configuration)
External 12 VDC
Power-over-Ethernet (PoE)—56 VDC power injector (AIR-PWRINJ1500-2=), only on models
1552E and 1552EU access points
Internal 6 ampere-hour battery backup—only for the 1552E and 1552EUaccess point
AC power or POC power
External 12-VDC power
Power injector PoE power
Internal battery power
Cisco Aironet 1550 Series Outdoor Mesh Access Point Hardware Installation Guide
Hardware Features
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