154 Installing a -48 Vdc Power Distribution System
Practice 450-1011-201
(14) Detach the connector backshell from the power converter located in cabinet 4
by removing the two 1/2-inch screws holding the backshell to the rear panel of
the cabinet.
(15) Remove the horizontal jumper connecting cabinets 4 and 5, and the vertical
jumper on cabinet 5.
(16) Remove the two screws securing the distribution box to the rear panel of
cabinet 5.
(17) Remove the two nuts securing the distribution box to cabinet 5.
(18) Remove the distribution box from cabinet 5.
(19) Attach power cable #2 (removed from cabinet 5) to the power converter in
cabinet 3.
Note: There should be two power converters located in cabinet 3, and none in
cabinet 4.
(20) Lightly secure the connector backshell to the cabinet backpanel using two
1/2-inch screws.
(21) Engage the power converter to ensure alignment.
(22) Fully tighten the screws holding the backshell.
(23) Insert the cable end through the strain relief in the top of the distribution box
located in cabinet 2. Ensure that approximately 1/4-inch of cable jacket
protrudes through the strain relief and into the box.
(24) Securely tighten the clamping screws of the strain relief.
(25) Place the ring terminal from the green wire over the stud in the lower part of
the distribution box.
(26) Place the flat washer over the ring terminal, and secure with the nut removed
previously.
