INSTALLATION
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3-4
COM-00-21-05 OCTOBER 2021
Version No.: A
3.6
Electrical Connection
3.6.1 DC Power Supply Connection
The Radio is supplied with a mating screw terminal plug, Phoenix P/N: 1777989 that needs to
be wired on the back. There is no DC power cable supplied with the radio. The radio should be
connected to a 36 to 60 VDC power supply. The DC source must be capable of supplying 10
amps and is recommended to be on a dedicated circuit that is protected by a fuse or circuit
breaker capable of 10 amps. Ensure wire of appropriate size is used. Tighten screw terminal
locking screws with a screwdriver to prevent disconnection of plug from the socket.
Figure 3-2 Phoenix 1777989 DC Input Connector Wiring and Installation
WARNING
ENSURE CORRECT POLARITY WHEN WIRING THE DC POWER
SUPPLY TO THE SCREW TERMINAL PLUG.