Service manual

Installation: Electrical Connections 2-19
2.3.1.3 Ground Connection
The base station/repeater is equipped with a ground screw located on the rear of the base station/
repeater Power Supply module. Connect the ground screw to the site ground point. The size of the
wire used for this connection must be 8 AWG minimum.
2.3.1.4 Battery Connection
Battery backup interface offers the capability of connecting to battery backup power in the event of
an AC power line failure.
The battery backup system is connected to the base station/repeater through the red and black
connector mounted at the rear of the base station/repeater. The connector has a cover with the label
stating the below.
CAUTION: See manual before removing cover.
This label directs the technician to read the information provided below:
This battery backup system must have, at a minimum, a disconnect relay controlled by an AC fail
detector.
Refer to Motorola Quality Standards Fixed Network Equipment Installation
manual, R56 (6881089E50) for complete information regarding lightning
protection.
The base station/repeater is to be connected to a battery supply that is in
accordance with the applicable electrical codes for the end use country; for
example, the National Electrical Code ANSI/NFPA No. 70 in the U.S.
DO NOT connect a battery directly to the base station/repeater. Damage to
batteries as well as to the base station/repeater may occur. Batteries must
be connected to the base station/repeater through an Argus Technologies
Battery Reverting Charger, Model #010-523-20 (Motorola Model #L1884) for
24 V charging systems. These systems were developed specifically for this
interface and tested by Motorola for proper base station/repeater
operation. Damage resulting from use of any other charging systems will
void the warranty. Refer to qualified sales/service representative for
charger ordering information.
The base station/repeater is to be connected to a battery supply that is in
accordance with the applicable electrical codes for the end use country; for
example, the National Electric Code ANSI/NFPA No.70 for the U.S.
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