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Wire binding screw for lug kit AL175JD. What is the larger wire binding screw for in AL250JD, for smaller wire range of 4 - 4/0 Al or Cu?

Issue:
Wire binding screw (WBS) for lug kit AL175JD.  What is the larger wire binding screw for in AL250JD, for smaller wire range of 4 - 4/0 Al or Cu?

Product Line:
Circuit Breakers

Environment:
Powerpact J frame lug kits:
AL175JD
AL250JD

Resolution:
The AL250JD lug wire range is 3/0 AWG–350 kcmil Al or Cu. For smaller wire range (4–4/0 AWG Al or Cu), replace the lug’s wire binding screws with the larger binding screws provided. If the larger binding screws are not available, they can be ordered using part numbers:
S1A59551 (3 larger binding screws)
S1A59552 (6 larger binding screws)
NOTE: These larger binding screws are the the ones included with the AL175JD lug kit.
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