Eaton LESRK90 Fuse - Edison RK1 Class, 90A, 600V
Part Number: LESRK90
Quick Summary
Eaton Edison LESRK fuse provides high-current motor protection for demanding industrial drives. The device helps engineers avoid nuisance trips during motor start-up, while delivering reliable interruption performance when faults occur. This fuse carries a 90 A rating, 600 V voltage rating, and a 200 kAIC interrupt capability, backed by RoHS compliance and UL Listed / CSA Certified certifications. The non-indicating design simplifies panel aesthetics and reduces maintenance checks, while electrically isolated end caps support safer installations in crowded control cabinets. In addition to robust protection, the LESRK90 is compatible with standard Bussmann Edison housing, supporting efficient spares management and faster change-outs, delivering value for equipment operators and integrators alike.
Product Information
Extended Description
LESRK90 Eaton: Eaton Edison LESRK fuse, Non-indicating, High in-rush current motor protection, Electrically isolated end caps, 90 A, Class RK1, 200 kAIC, Standard, 1, 600 V
Product Name
Eaton Edison LESRK fuse
Catalog Number
LESRK90
UPC
782634548447
Product Length/Depth
7.88 in
Product Height
1.11 in
Product Width
1.11 in
Product Weight
2.2 lb
Warranty
No warranty
Compliances
RoHS Compliant
Certifications
CSA Certified UL Listed
Amperage Rating
90 A
Interrupt rating
200 kAIC
Voltage rating
600 V
Packaging type
Standard
Class
Class RK1
Fuse indicator
Non-indicating
Quantity
1
Special features
Non-indicating
Feature → Business Impact → Application: Non-indicating design reduces panel clutter and eliminates false status indicators, speeding wiring verification and maintenance during upgrades in battery and motor controls. This translates to lower commissioning time and fewer nuisance diagnostics in high-availability lines, ideal for packaging and material handling equipment. Feature → Business Impact → Application: 90 A amperage rating with a 200 kAIC interrupt rating delivers reliable protection against high inrush and short-circuit events in large industrial motors, minimizing arc energy exposure and unplanned downtime in conveyors and pumps. Feature → Business Impact → Application: 600 V voltage rating and Class RK1 designation ensure compatibility with common motor protection schemes, enabling straightforward integration into existing control cabinets and protective device coordination in HVAC and processing lines. Feature → Business Impact → Application: RoHS compliance and certifications (UL Listed, CSA Certified) support regulatory adherence and supply-chain acceptance, reducing qualification time for automotive, food & beverage, and chemical processing environments. Feature → Business Impact → Application: Electrically isolated end caps and standard packaging facilitate safe installation and rapid replacement, enhancing field service efficiency in OEM panel builds and repair operations.
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FAQs
The LESRK90 is a 90 A, 600 V Class RK1 fuse with a 200 kAIC interrupt rating, RoHS compliant, UL Listed and CSA Certified. It fits standard Edison Bussmann housing and is designed for common motor control centers, OEM panels, and drive assemblies, enabling straightforward replacement and scalable protection for AC motors in conveyors, pumps, and fans.
With a 90 A rating and 200 kAIC interrupt capability, the LESRK90 is engineered to tolerate motor inrush while delivering rapid fault interruption during short circuits. This minimizes arc energy and protects motor windings, drive electronics, and power wiring, reducing unplanned downtime in high-demand applications such as packaging lines and material handling systems.
Yes. The LESRK90 fuse is RoHS compliant and carries UL Listed and CSA Certified certifications, ensuring regulatory compliance and industry-standard acceptability for mission-critical equipment across manufacturing, food & beverage, and process industries.
Best suited for AC motor protection in industrial drives, conveyors, pumps, and fans. Its 600 V rating, RK1 class, and non-indicating design make it ideal for control panels and machine rooms where reliability, quick replacement, and clean diagnostics are priorities, while meeting RoHS and safety requirements.
Use matching Edison fuse holders and standard packaging for quick swaps and reduced downtime. Ensure proper sizing for motor inrush and short-circuit scenarios, coordinating with upstream breakers and downstream protection. With UL CSA certifications and RoHS compliance, your maintenance cycles are shorter and supplier lead times for spares stay predictable.