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Installation Instructions IM581127000
Spec. No. 581127000 (Model 710NPBA) Issue AB, March 22, 2012
Chapter 2. Installing the System Page 21
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Systems, North America, Inc. Any copying, use, or disclosure of it without the written permission of Emerson Network Power, Energy Systems, North America, Inc. is strictly prohibited.
Installing TPH Fuses
Refer to the following procedure and install appropriately sized TPH fuses into the proper
fuseholders in the distribution cabinet.
Procedure
Note: Refer to Figure 2-12 as this procedure is performed.
1) Open the distribution cabinet’s front door by turning the latch in the
counterclockwise position.
2) Remove the TPH fuse carrier from the mounted fuseholder body by grasping its
handle and firmly pulling it straight out. Install the TPH fuse into the fuse carrier.
When done, push the fuse carrier securely back into the mounted fuseholder
body.
3) Verify that a 1/4 ampere alarm fuse is installed in the GMT-type fuseholder
located adjacent to the TPH fuseholder and that a plastic safety cover is install
on this fuse.
4) Record all fuse sizes on the cards provided within the fuseholders.
5) Close the distribution cabinet's front door. Turn the latch clockwise to secure the
door.
Figure 2-12
Installing a TPH Fuse