Eaton FRS-R-100 Fuse - Class RK5, 200 kAIC at 600 Vac
Part Number: FRS-R-100
Quick Summary
The Eaton FRS-R-100 fuse provides time-delay, current-limiting protection for industrial power circuits. Nuisance trips during startup or surges can halt production, so reliable protection is essential for uptime. This device carries CE marking and is part of the Class RK5 family, delivering robust interrupt ratings up to 200 kAIC at 600 Vac. For panel builders and OEMs, it combines rugged protection with straightforward installation and scalable protection strategies, while supporting compliant, safe electrical design in control panels and feeders.
Product Information
Extended Description
FRS-R-100 Eaton: Eaton Bussmann Series Class RK5 fuse, FRS-R, time-delay, dual-element, current limiting fuse, 100 A, non-indicating fuse, interrupting rating of 200 kA at 600 Vac and 20 kA at 300 Vdc
Product Name
Eaton Bussmann series FRS-R fuse
Catalog Number
FRS-R-100
UPC
051712508438
Product Length/Depth
7.88 in
Product Height
1.11 in
Product Width
1.11 in
Product Weight
0.4 lb
Warranty
Not Applicable
Compliances
CE Marked
Amperage Rating
100 A
Interrupt rating
200 kAIC at 600 Vac 20 kAIC at 300 Vdc
Response time
10 sec at 500%
Voltage rating
600 Vac, 300 Vdc
Number of elements
Dual
Packaging type
Standard
Class
Class RK5
Connection
Blade end x blade end
Fuse indicator
Non-indicating
Low Voltage Branch Circuit Fuse Chapter
Low Voltage Branch Circuit Fuse Chapter
RoHS Search Tool
Bussmann series Fuseology
Bussmann series FRS-R 600 V Class R 65-600 A fuse data sheet no. 1018
Feature: Time-delay, dual-element design reduces nuisance trips and improves protective coordination. Business Impact: Increases machine uptime and reduces unplanned downtime, enabling smoother startup sequences in conveyors, motors, and HVAC drives. Application: Ideal for motor feeders and control circuits in production lines where inrush is common. Feature: High interrupt rating of 200 kAIC at 600 Vac provides reliable fault current clearance in high-energy systems. Business Impact: Enhances safety parity with modern switchgear and reduces risk of cascading faults in power distribution. Application: Main feeders and panel boards in industrial plants with elevated fault currents. Feature: 100 A rating with 600 Vac / 300 Vdc voltage range supports both AC and DC control circuits. Business Impact: Enables a single protective device to cover multiple circuit types, lowering parts diversity and stocking requirements. Application: Control panels and power distribution blocks across manufacturing lines. Feature: Class RK5, blade-end connections enable quick, secure replacement. Business Impact: Minimizes downtime during maintenance and simplifies retrofits in RK5-based systems. Application: Retrofit projects and OEM panel assemblies. Feature: Non-indicating fuse with standard packaging provides predictable, straightforward maintenance planning. Business Impact: Reduces wiring complexity and simplifies inventory, while ensuring consistent protection across assemblies. Application: Standardized fuse solution for distributed control cabinets. Feature: Compact form factor with defined dimensions (7.88 in L, 1.11 in W and H) supports dense panel layouts. Business Impact: Maximizes panel real estate and simplifies installation in compact enclosures. Application: Space-constrained control rooms and machine housings. Feature: CE compliance and availability of detailed technical literature support regulatory alignment and procurement confidence. Business Impact: Streamlines compliance documentation and speeds sourcing for spec-driven projects. Application: Panels intended for international deployment and RoHS-aware environments.
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FAQs
The FRS-R-100 provides an interrupt rating of 200 kAIC at 600 Vac and 20 kAIC at 300 Vdc, delivering high fault current clearance for robust industrial power protection.
It is well suited for motor feeders, control circuits, and power distribution panels in manufacturing lines, where time-delay protection reduces nuisance trips and improves startup reliability.
The fuse is CE marked and part of Eaton’s Class RK5 family, offering recognized protection standards suitable for European compliance and RK5-compatible assemblies.
Dual-element design provides reliable both fast surge handling and time-delay protection, reducing nuisance trips during startup and transients while preserving circuit protection.
The fuse features blade end x blade end connections with a length of 7.88 in, width 1.11 in, and height 1.11 in, aligning with standard RK5 holders and compact panel layouts.