Eaton FNA-3/10 Fuse - Time-delay, 10 kAIC at 125 Vac
Part Number: FNA-3/10
Quick Summary
The Eaton FNA-3/10 fuse provides time-delay overcurrent protection for inductive circuits in control panels. It minimizes nuisance trips in equipment with inrush currents and frequent cycling. This product is CE marked for European regulatory compliance, aligning with safety standards in industrial installations. Its compact, dual-element design and standard packaging simplify sourcing for panel builders and electronics protection across control systems and inductive load applications.
Product Information
Extended Description
FNA-3/10 Eaton: Eaton Bussmann series FNA fuse, Time-delay fuse, Inductive load circuits, Electronic circuits, 0.3 A, Dual, Non-indicating, 35 AIC at 250 Vac, 10 kAIC at 125 Vac, Silver-plated pin, Standard, 250 V
Product Name
Eaton Bussmann series FNA fuse
Catalog Number
FNA-3/10
UPC
051712713382
EAN
5027590427296
Product Length/Depth
0.35 in
Product Height
1.46 in
Product Width
0.35 in
Product Weight
0.1 lb
Warranty
Not Applicable
Compliances
CE Marked
Amperage Rating
0.3 A
Interrupt rating
10 kAIC at 125 Vac 35 AIC at 250 Vac
Voltage rating
250 V
Material
Silver-plated pin
Number of elements
Dual
Packaging type
Standard
Fuse indicator
Non-indicating
Special features
Superior overload and cycling capabilities
FNA-3/10~FNA-3-10~FUSETRON DUAL-ELEMENT INDICATING
FNA-3/10~FNA-3-10~FUSETRON DUAL-ELEMENT INDICATING
Eaton Specification Sheet - FNA-3/10
Feature: Time-delay, dual-element design. Business Impact: Reduces nuisance trips during startup and cycling, boosting equipment availability. Application: Suitable for motor starters, solenoids, and other inductive loads inside control panels. Feature: 0.3 A amperage rating for low-current circuits. Business Impact: Protects sensitive electronics without sacrificing performance, lowering the risk of nuisance outages. Application: Instrumentation and control electronics in automated panels. Feature: High interrupt ratings—10 kAIC at 125 Vac and 35 AIC at 250 Vac. Business Impact: Enhanced fault-current tolerance improves system reliability and safety margins. Application: Protection for feeders and motor circuits in industrial environments. Feature: Silver-plated pins for improved conductivity. Business Impact: Better contact resistance and vibration resistance, extending connector life in harsh environments. Application: Panel wiring harnesses and plug-in fuse holders in mobile or stationary equipment. Feature: Compact footprint—0.35 in length, 0.35 in width, 1.46 in height. Business Impact: Enables dense panel layouts and easier replacement in standard fuse holders. Application: Space-constrained control enclosures and modular panels. Feature: CE Marking and standard voltage rating (250 V). Business Impact: Simplifies European compliance and ensures suitability for common industrial mains. Application: European automation projects, machine builders, and process-control panels.
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FAQs
The FNA-3/10 uses a compact dual-element form factor designed for standard fuse holders and control-panel layouts, enabling straightforward replacement and integration into existing Eaton Bussmann series installations.
The fuse provides 10 kAIC at 125 Vac and 35 AIC at 250 Vac, offering strong short-circuit protection for both low- and high-voltage AC circuits in automation panels.
Yes. The time-delay dual-element design is specifically intended for inductive loads, allowing safe startup and cycling without excessive nuisance trips.
The FNA-3/10 is CE marked, indicating compliance with relevant European safety standards for electrical protection devices in industrial environments.
Its dual-element time-delay design reduces nuisance trips and extends service life in dynamic loads, lowering downtime and maintenance costs in busy control panels and automated equipment.