Littelfuse LRUH User Manual
POWR-GARD® Datasheet
LRU SeRieS FUSe ReDUCeRS
Ordering Information
250 Volt
CataLog / oRDeRing nUmbeR
CLaSS H/K5 CLaSS R
LRU 263 LRU 263 R 60 A 30 A
LRU 213 LRU 213 R 100 A 30 A
LRU 216 LRU 216 R 100 A 60 A
LRU 226 LRU 226 R 200 A 60 A
LRU 2621 LRU 2621 R 200 A 100 A
LRU 2641 LRU 2641 R 400 A 100 A
LRU 2642 LRU 2642 R 400 A 200 A
LRU 2661 LRU 2661 R 600 A 100 A
LRU 2662 LRU 2662 R 600 A 200 A
LRU 2664 LRU 2664 R* 600 A 400 A
*Only one reducer required.
FUSe CLip
60 0 Volt
CataLog / oRDeRing nUmbeR
CLaSS H/K5 CLaSS R CLaSS J
LRU 663 LRU 663 R LRUJ63 60 A 30 A
LRU 216 LRU 216 R LRUJ13 100 A 30 A
LRU 616 LRU 616 R LRUJ16
LRU 626 LRU 626 R LRUJ26 200 A 60 A
LRU 2621 LRU 2621 R LRUJ21 200 A 100 A
LRU 2641 LRU 2641 R LRUJ41 400 A 100 A
LRU 2642 LRU 2642 R LRUJ42 400 A 200 A
LRU 2661 LRU 2661 R — 600 A 100 A
LRU 2662 LRU 2662 R — 600 A 200 A
†
LRU 2664 LRU 2664 R
†Only one reducer required.
¶ Fuse and reducer com bi na tion is slightly larger in diameter than 100 A Class J fuses. For
specific ap pli ca tions, contac t factory.
Class J reducers cannot be used in bolt-on applications.
LRUJ64 600 A 400 A
¶
FUSe CLip
100 A 60 A
FUSe
CaSe Size
FUSe
CaSe Size
Description
Littelfuse® fuse reducers allow smaller size fuses to be
installed into existing fuse clips to prevent overfusing.
Features/Benefits
• Simple installation
• Reduces inventory requirements
• Silver brazed joints for maximum strength
• UL Listed (File No. E136855)
• CSA Certified (File No. LR92899)
Web Resources
Downloadable CAD drawings, FAQs, and other technical
information visit: Littelfuse.com/lruh
Littelfuse.com/lrur
Littelfuse.com/lruj
Refer to fuse section of this catalog for fuse di men sions.
Recommended Fuses
Class H/K5 Fuse Reducers
NLN / NLS
RLN / RLS
Class R Fuse Reducers
FLNR / FLSR
FLNR_ID / FLSR_ID
IDSR
LLNRK / LLSRK
LLSRK_ID
KLNR / KLSR
Class J Fuse Reducers
JTD_ID / JTD
JLS
Littelfuse.com © 2013 Littelfuse POWR-GARD® Products
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