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Cisco Aironet 1550 Series Outdoor Mesh Access Point Hardware Installation Guide
OL-24247-01
Chapter 2 Installing the Access Point
Powering the Access Point
Connecting an AC Power Cable to the Access Point
When powering the access point with AC power other than the streetlight power tap adapter, you must
ensure that the following conditions are observed:
1. AC power can be conveniently removed from the unit. The power should not be removed by
disconnecting the AC power connector on the unit.
Warning
A readily accessible two-poled disconnect device must be incorporated in the fixed wiring.
Statement 1022
Caution Before connecting or disconnecting a power cord, you must remove AC power from the power cord using
a suitable service disconnect.
2. You must protect any AC power plugs and AC receptacles from water and other outdoor elements.
You can use a UL-listed waterproofing enclosure suitable for covering the AC receptacle and AC
power plug that supplies power to the unit as described in Article 406 of the NEC.
3. When you install the access point outdoors or in a wet or damp location, the AC branch circuit that
powers the access point should have ground fault protection (GFCI), as required by Article 210 of
the National Electrical Code (NEC).
Note For additional important safety instructions for AC power cords, refer to the AC Power Cords for Cisco
Aironet 1550 Series Outdoor Mesh Access Points document that shipped with your AC power cords.
The access point supports this Cisco AC power cable:
• 40 ft (12.2 m) AC power cable (AIR-CORD-R3P-40NA=)
To connect an AC power cable to the access point, perform these steps:
Step 1 Prior to applying AC power, ensure the access point is grounded (see Grounding the Access Point,
page 2-41).
Step 2 Turn off power to the AC power source at the designated circuits.
Warning
This unit might have more than one power supply connection. All connections must be removed to
de-energize the unit.
Statement 1028
Caution When connecting the access point AC power connector, always connect the access point end of the cable
FIRST. When removing the AC power connector, always disconnect the access point end of the cable
LAST.
Note If your access point contains a backup battery pack, you must press the reset button for 10
seconds or more (see the “Disabling Backup Battery Power” section on page 3-10).