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Vertiv
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NetSure 7100 Series -48V DC Power System Installation Manual (IM582127000)
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Rev. BB
60
Installing TPL-B Fuses
Refer to the following procedure and install appropriately sized TPL-B fuses into the proper fuseholders in the
distribution cabinet.
Refer to SAG582127000 for any restrictions.
Procedure
NOTE!
as this procedure is performed.
1.
Open the distribution cabinet’s front door by turning the latch in the counterclockwise position
(system’s in a relay rack), or open the system’s enclosure door.
2.
Remove the fuse case from the mounted fuse block by grasping its handle and pulling it straight out.
3.
Verify that an 18/100 ampere alarm fuse is present in the GMT-type fuseholder located on the fuse
block and that a plastic safety cover is installed on this fuse.
4.
Open the fuse case.
5.
Install the TPL fuse into the fuse case.
6.
Close the fuse case.
7.
Firmly plug the fuse and fuse case into the fuse block.
8.
Record all fuse sizes on the cards provided within the fuseholders.
9.
Close the distribution cabinet’s front door and turn the latch clockwise to secure the door (system’s in a
relay rack), or close the system’s enclosure door.