Eaton FNQ-R-3/4 Fuse - Class CC, 600 V, 200 kAIC
Part Number: FNQ-R-3/4
Quick Summary
The Eaton FNQ-R-3/4 fuse delivers reliable current-limiting protection for small transformers and industrial control circuits. Engineers often grapple with nuisance trips during startup and the risk of downstream faults that disrupt uptime. RoHS compliant and CE marked, this Class CC time-delay fuse provides a robust 200 kAIC interrupt rating, suitable for line protection and branch circuits. With ferrule-end connections and a compact footprint, it integrates smoothly into control panels and maintenance workflows, delivering safety, reliability, and efficiency across your protection scheme.
Product Information
Extended Description
FNQ-R-3/4 Eaton: Eaton Bussmann Series Class CC fuse, FNQ, time-delay, dual-element current limiting fuse, 0.75 A, rejection style fuse, interrupting rating of 200kA at 600Vac
Product Name
Eaton Bussmann series FNQ-R fuse
Catalog Number
FNQ-R-3/4
UPC
051712496933
Product Length/Depth
1.5 in
Product Height
0.41 in
Product Width
0.41 in
Product Weight
0.15 lb
Warranty
Not Applicable
Compliances
RoHS Compliant CE Marked
Type
Current-limiting high inrush time-delay fuse
Special features
Rejection style
Application
Line protection, small control transformers, industrial control, branch circuits
Amperage Rating
0.75 A
Class
Class CC
Interrupt rating
200 kAIC
Fuse indicator
Non-indicating
Connection
Ferrule end x ferrule end
Response time
12 sec at 200%
Material
Melamine tube
Packaging type
Standard
Voltage rating
600 V
Low Voltage Branch Circuit Fuse Chapter
Low Voltage Branch Circuit Fuse Chapter
RoHS Search Tool
Bussmann series Fuseology
Bussmann series FNQ-R Class CC Fuse Data Sheet No. 1014
Time-delay, current-limiting design delivers dependable protection while tolerating inrush currents common in small control transformers and industrial equipment. This reduces unnecessary outages and extends equipment life, delivering measurable efficiency gains in panelized systems and branch circuits. Rejection-style construction minimizes mispairing during maintenance or replacement, lowering downtime and service costs in high-velocity environments. The ferrule-end x ferrule-end connection and 1.5 inch length simplify retrofit and installation in crowded enclosures, enabling faster cabinet assembly and fewer wiring errors. With standard packaging and a Melamine tube body, the FNQ-R-3/4 combines mechanical resilience with predictable performance under routine industrial conditions. Compliance with RoHS and CE ensures regulatory alignment across global facilities while preserving dependable overcurrent protection.
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FAQs
The FNQ-R-3/4 uses ferrule-end terminals and a compact 1.5 inch body, designed for straightforward installation in control panels and enclosures. With a 0.75 A rating at 600 V and a 200 kAIC interrupt rating, it tolerates startup surges common to small transformers while delivering dependable protection for branch circuits and industrial control applications.
This fuse is a time-delay, current-limiting device, allowing brief inrush events without nuisance tripping. The specified response is 12 seconds at 200% of rating, enabling safe startup of connected equipment while still providing fast clearance on true faults, which reduces downtime in production lines and protects downstream components.
Yes. It is specifically designed for line protection, small control transformers, industrial control panels, and branch circuits. Its Class CC construction, 0.75 A rating, 600 V rating, and 200 kAIC interrupt capacity offer robust protection while maintaining compatibility with standard control panel wiring and installation practices.
The FNQ-R-3/4 carries RoHS compliance and CE marking, ensuring regulatory alignment for many global facilities. Its rejection-style design reduces misapplication, and the ferrule-end terminals simplify reliable, code-compliant replacements in service or retrofit projects.
Its ferrule-end x ferrule-end connection and 1.5 inch length facilitate quick, low-error installation in tight panel spaces. The 0.15 lb weight and standard packaging support efficient inventory management, while non-indicating operation and a Melamine tube body provide durable, long-term protection in demanding industrial environments.