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Eaton Bussmann Low-Peak LPJ-45SP Class J 45A Time-Delay Fuse

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SKU
LPJ-45SP

The Eaton Bussmann Low-Peak LPJ-45SP is a 45 A Class J cartridge fuse with a dual-element, time-delay, current-limiting design. It is rated 600 V AC and 300 V DC, with ferrule ends at both terminals.

  • 45 A Fuse Rating
  • Class J Cartridge Fuse
  • 600 VAC / 300 VDC Ratings
  • 300 kA AC / 100 kA DC Interrupting Ratings
  • Dual-Element Time-Delay Design
  • Current-Limiting Operation

Product Overview

The Eaton Bussmann Low-Peak LPJ-45SP is a 45 A Class J cartridge fuse with a dual-element, time-delay, current-limiting design. It is rated 600 V AC and 300 V DC, with ferrule ends at both terminals.

Technical Specifications

Product information and specifications for the selected item.

SKU: LPJ-45SP

Product Information

BrandEaton
MPNLPJ-45SP
SKULPJ-45SP
UPC / GTIN051712523349
CategoryFuses, Fuse Blocks & Holders

Key Specs

Current - Maximum45 A
AC Voltage Rating600 V AC
DC Voltage Rating300 V DC
Fits Fuse Class or TypeClass J

Electrical Ratings

Current - Maximum45 A
AC Voltage Rating600 V AC
DC Voltage Rating300 V DC
Circuit-breaker compatibilitySeries combination ratings with branch circuit breakers allows broad range of coverage, independent of breaker manufacturer
Selective coordination ratioConsistent 2:1 ampacity ratios for all Low-Peak fuses
DC interrupting rating100 kA DC
AC interrupting rating300 kA RMS symmetrical

Fuse Type & Indication

Fits Fuse Class or TypeClass J
Visual IndicationNon-Indicating
Operating characteristicCurrent-limiting
Time-delay characteristic10 (minimum) at 500% of rated current seconds
UL standardUL 248-8
CSA standardCSA C22.2 No. 248.8
Element configurationDual-element
Applicable standardUL/CSA/ANCE Standard 248-8
Element arrangementSeparate overload and short-circuit elements provide time delay for sizing of high inrush loads
RoHS complianceRoHS compliant
CSA certificationCSA Certified
Motor backup protectionBack-up protection against motor burnout from overload or single-phasing if other overload protective devices fail
Typical applicationPower panelboards
Terminal connectionFerrule end x ferrule end
CE complianceCE
cULus listingListed; file No. JDDZ.E4273
Fuse constructionDual-element, current-limiting fuse design
Minimum time delay at 500% rated current10 seconds
UL listingUL Listed; Guide JDDZ; File E4273
Short-circuit protectionCurrent-limitation protects downstream components against damaging thermal and magnetic effects of short-circuit currents
CE markingCE
Motor-controller protectionProper sizing can provide “no damage” Type 2 coordinated protection for NEMA® and IEC® motor controllers

Dimensions & Weight

Height (in.)1.06
Width (in.)1.06
Length (in.)2.38
Weight (lb.)0.18

Product Documents

  • Bussmann Series Full Line Catalog 1007, Section 01: Low Voltage, Branch Circuit Fuses Other Open / download file
  • EU Declaration of Conformity — DFJ, LPJ (93-68-EEC2001 Rev. C) Certification compliance Open / download file
  • Low-Peak LPJ Class J 600Vac/300Vdc, 1-60A, dual element, time-delay fuses — Technical Data 1006 (Effective July 2023) Spec sheet Open / download file

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