Eaton FCF6RN Fuse - UL Listed Class CF
Part Number: FCF6RN
Quick Summary
Eaton FCF6RN fuse is a fast-acting Class CF cube fuse designed for branch-circuit protection in industrial control panels. Engineers often contend with nuisance tripping or mis-sizing when protecting modern PLCs and drives; this device delivers precise blow protection and fast response to overcurrent conditions. It carries UL Listed, CSA Certified, and CE Marked RoHS compliance, providing reliability across global regulatory regimes. By offering blade-end connectivity and a standard Bussmann CF form factor, it reduces spare parts variety and simplifies installation, while delivering dependable overload protection and cycling endurance for demanding industrial environments.
Product Information
Extended Description
FCF6RN Eaton: Eaton Bussmann Series UL Class CF, FCF fuse, fast-acting, single-element cube fuse, 6 A, non-idicating fuse, interrupting rating of 50 kA at 600 Vdc and 300 kA at 600 Vac
Product Name
Eaton Bussmann series FCF fuse
Catalog Number
FCF6RN
UPC
051712362436
Product Length/Depth
1.88 in
Product Height
1.75 in
Product Width
0.75 in
Product Weight
0.08 lb
Warranty
Not Applicable
Compliances
CE Marked RoHS Compliant
Certifications
UL Listed CSA Certified
Amperage Rating
6 A
Frequency rating - max
60 Hz
Frequency rating - min
50 Hz
Interrupt rating
300 kAIC at 600 Vac 50 kAIC at 600 Vdc
Response time
4 min at 200%
Voltage rating
600 Vac, 600 Vdc
Color
Black
Fuse type
Fast acting Class CF
Material
Glass filled PES
Number of elements
1
Operating Temperature
-40° to 80°C
Packaging type
Standard
Terminal material
Electroless tin plated copper alloy terminal
Class
Class CF
Connection
Blade end
Fuse indicator
Non-indicating
Special features
Superior overload and cycling capabilities
Used with
TCFH30N, CCP2-3-30CF
Bussmann Full Line Catalog
Bussmann Full Line Catalog
RoHS Search Tool
The Power of Space
The Power of Space
Bussmann series Fast-acting CUBEFuse data sheet no. 2147
Feature → Business Impact → Application: The FCF6RN is a 6 A, fast-acting fuse with a 600 Vac and 600 Vdc rating, enabling rapid clearing of short-circuit events while minimizing voltage drop in control panels. This translates to reduced downtime and improved equipment longevity in motor control centers and power distribution applications, including manufacturing lines and process equipment. Feature → Business Impact → Application: With a 300 kAIC interrupt rating at 600 Vac and 50 kAIC at 600 Vdc, it provides robust fault-current protection for high-energy circuits, boosting system safety and compliance in industrial drives and switchgear. Feature → Business Impact → Application: The device operates from -40° to 80°C and uses a blade-end connection with electroless tin-plated copper terminals, delivering reliable performance in harsh environments and easy retrofit in existing CF fuse slots. Feature → Business Impact → Application: Non-indicating indicators reduce maintenance overhead by eliminating false status checks, while the glass-filled PES body and single-element design support long service life in vibration-prone panel assemblies. Feature → Business Impact → Application: Compatibility with TCFH30N and CCP2-3-30CF families ensures straightforward replacement and streamlined spares management across Bussmann CF products in control cabinets and machine panels.
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FAQs
Verify blade-end connection compatibility and ensure the panel supports Bussmann CF fast-acting cube fuses. The FCF6RN uses a single-element cube design and is listed under Class CF with a 6 A rating, suitable for 600 Vac and 600 Vdc circuits. It is designed to fit standard CF fuse holders and is compatible with related devices such as TCFH30N and CCP2-3-30CF families.
Key specs include a 6 A amperage rating, 600 Vac and 600 Vdc voltage rating, 300 kAIC interrupt rating at 600 Vac, and 50 kAIC at 600 Vdc. The fuse is fast-acting with a typical response time around 4 minutes at 200% overload, suitable for rapid fault-clearing in control circuits.
Yes, the FCF6RN is rated for DC operation at 600 Vdc, with an interrupt rating of 50 kAIC. Its 6 A rating and fast-acting Class CF design provide reliable protection for DC control circuits and high-energy DC bus systems found in industrial equipment.
The FCF6RN carries UL Listed and CSA Certified marks and CE Marked RoHS compliance, indicating adherence to safety and environmental requirements across North American and European markets. This simplifies procurement for regulated industries and supports meeting internal and external compliance audits.
The blade-end connection with electroless tin-plated copper terminals ensures durable, low-resistance connections. Its glass-filled PES body and single-element design support robust cycling endurance and vibration resistance, reducing maintenance and replacement frequency in control cabinets and motor-control panels.