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4
5
6
7
8
9
Securing the cables to the rack
Do not block air vents, field-replaceable modules, and LEDs with cables
when connecting the cables to the ports.
Chapter 3 Installing the Passport 8250 device 35
The central contact is designated as the chassis ground.
Connect the -48v power supply cable with the male 3W3-D connector to
the female 3W3-D connector.
Tighten the screws on the 3W3-D connector and verify that the connector
is secured to chassis of power supply.
Repeat steps 1 to 4 for the other power supply module.
Connect the power supply modules with the recommended wiring
harness to the branch circuit of the power distribution system.
Configure the electrical branch circuit providing power to the Passport as
follows:
•
A double-pole disconnect switch which isolates both the power feed
and return conductors. A separate switch shall be provided for each
separate power feed to the equipment.
•
The branch circuit protection shall be located in the ungrounded
conductor and be rated at no larger than 30A.
•
The equipment protective grounding conductor shall be permanently
connected to the protective earthing conductor in the building
electrical distribution system.
Connect to the power unit with the recommended wiring harness to the
branch circuit of the power distribution system.
Apply branch circuit power.
Centre contact of the
power input connector
is designated for the
product earth.
Passport 8250 Installation Guide R2.2
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