Eaton BK/FNQ-R-1 Fuse - 200 kAIC, 600V Class CC
Part Number: BK/FNQ-R-1
Quick Summary
Eaton Bussmann FNQ-R fuse provides current-limiting protection for industrial control circuits. Engineers often battle nuisance trips and downtime when protection is inadequate for line or transformer circuits. This device carries CE marking and RoHS compliance, aligning with regulatory and environmental requirements, while its Class CC construction, 200 kAIC interrupt rating at 600 V, and time-delay action boost system reliability. Its compact form factor and bulk packaging simplify procurement for panels and OEM assemblies, helping reduce installation time and total ownership cost.
Product Information
Extended Description
BK/FNQ-R-1 Eaton: Eaton Bussmann series FNQ-R fuse, Current-limiting time-delay fuse, Line protection, Small control transformers, Industrial control, Branch circuits, 1 A, Class CC, Non-indicating, 12 sec at 200%, 200 kAIC at 600 Vac, Bulk, 600 V
Product Name
Eaton Bussmann series FNQ-R fuse
Catalog Number
BK/FNQ-R-1
UPC
051712269186
Product Length/Depth
2 in
Product Height
0.56 in
Product Width
0.56 in
Product Weight
0.15 lb
Warranty
Not Applicable
Compliances
CE Marked RoHS Compliant
Catalog Notes
Bulk
Type
Current-limiting time-delay fuse
Special features
Silver-plated fuse caps
Application
Line protection, small control transformers, industrial control, branch circuits
Amperage Rating
1 A
Class
Class CC
Interrupt rating
200 kAIC at 600 Vac
Fuse indicator
Non-indicating
Response time
12 sec at 200%
Packaging type
Standard Bulk
Voltage rating
600 V
Bussmann series complete full line catalog no. 1007
Bussmann series complete full line catalog no. 1007
Bussmann series Fuseology
Eaton Specification Sheet - BK/FNQ-R-1
Feature: Current-limiting time-delay design. Business Impact: Limits fault energy, reducing conductor insulation stress and arc energy, which lowers risk and speeds fault clearance. Application: Ideal for line protection, small control transformers, industrial control, and branch circuits. Feature: 1 A amperage rating with Class CC device. Business Impact: Enhances selectivity and predictable fuse operation, reducing unintended outages in low-current feeders. Application: Suitable for panel and control circuit protection in automation environments. Feature: 600 V rating with 200 kAIC interrupt rating. Business Impact: Provides reliable performance under high-energy fault conditions, improving safety margins and equipment protection. Application: Line feeders and industrial controls exposed to potential surges. Feature: Non-indicating fuse indicator. Business Impact: Minimizes false alarms and maintenance checks while maintaining straightforward replacement in dense panels. Application: Bulk installations and OEM assemblies where visual indicators are impractical. Feature: Silver-plated fuse caps. Business Impact: Improves contact reliability and corrosion resistance, extending service life in harsh environments. Application: Electrical protection across industrial panels and control circuits. Feature: Bulk packaging and compact dimensions. Business Impact: Streamlines procurement, reduces stocking complexity, and speeds installation in modern control panels. Application: OEM builds and repair/replacement scenarios in manufacturing settings.
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FAQs
BK/FNQ-R-1 is a 2 inch long, 0.56 inch square-fuse with Class CC characteristics and silver-plated caps. When installing, ensure correct amperage rating (1 A) and proper panel space for fault clearance. Use standard Bussmann accessories and verify 600 V maximum rating to maintain compliance and safety in line protection, small control transformers, and branch circuits.
Key specs include 1 A amperage rating, 600 V voltage rating, Class CC fuse class, 200 kAIC interrupt rating at 600 Vac, and 12 seconds at 200% interruption. It is a current-limiting time-delay fuse designed for line protection and industrial control circuits, offering reliable performance in demanding environments.
Yes. The 1 A current rating combined with Class CC construction and 200 kAIC interrupt rating makes BK/FNQ-R-1 suitable for protecting small control transformers, industrial control panels, and branch circuits, while minimizing nuisance outages and protecting valuable equipment.
BK/FNQ-R-1 is CE marked and RoHS compliant, ensuring compliance with European regulatory requirements and material safety standards. This supports easier market access and regulatory alignment for equipment used in industrial automation environments.
The fuse’s current-limiting design reduces fault energy and short-circuit duration, which lowers downtime and arc-related wear. Its bulk packaging and non-indicating feature simplify replacement in dense panels, delivering lower maintenance overhead and improved overall equipment effectiveness (OEE) for industrial automation lines.