Eaton EFX48 e-Fuse Series, Installation And Operation Manual, Page: 58 / 161

EFX48-xx Series with RM3-340/440 Installation and Operation Guide
58
Copyright © 2019 Eaton Corporation. All Rights Reserved.
IPN March 2019
Time-Current Curve (minimum and
maximum)

APR48-ES internal fuses (IEC 60127-2)
Sources:
Schurter SP 5x20 Pigtail data sheet.
Step 5 - Check the grounding arrangements at the site
Confirm that all grounds are brought together at one "star" point so that surge
currents cannot flow in "ground loops" and create large voltages.
Procedure complete
Task 2 - Move Mounting Brackets (if required)
RM3-340/440s are pre-assembled with 19-inch rack-mounting brackets as shown in the diagram
on page 59.
If required, the brackets can be moved to an alternate position or replaced with brackets for use
in 23-inch wide racks.
Step 1 - Remove brackets
1
Remove top cover.
2
Undo the screws holding each bracket.
3
Remove the brackets and internal plates.
Step 2 - Fit 23-inch mounting brackets (if required)