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Installation
Cable Installation
Step 5
Torque each connection to 5 N/m.
Step 6
Apply weatherproofing to the RF cable connectors per local guidelines to protect from moisture intrusion.
Note: Fujitsu recommends using industry standard UL approved self-fusing tape, but users may use any UL
approved weatherproofing material. Refer to
weatherproofing methods.
Continue with the next task.
4.6.5
Connect DC –48 V Power Cable
This procedure describes how to connect DC –48 V power cable.
Prerequisites:
■ Torx driver
■ RU mounted and not powered up
■ Available –48V power cable
Important: If the power cable connector on the RU is connected in reverse, the RU does not start and
is not damaged because of the anti-reverse circuit.
Step 1
Remove the dust cover from the DC –48V port on the bottom of the RU.
·
Issue 1.1, May 2021
Release 1.0
Weatherproofing RU Connections
for more information about
Fujitsu and Fujitsu Customer Use Only
123
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