Eaton FWH-030A6F High Speed Fuse - UL Recognized
Part Number: FWH-030A6F
Quick Summary
The Eaton FWH-030A6F high speed fuse protects DC buses and drives, delivering fast overcurrent interruption for reliable power conversion. Engineers often battle nuisance trips, maintenance delays, and inconsistent protection coordination across DC drives and power converters. UL Recognized, CSA Certified, and CE Marked RoHS Compliant protections ensure global panel compliance and safety. Designed for 6x32mm high speed fuse installations with ferrule ends, this solution supports robust DC protection, easy sourcing, and predictable performance across industrial applications.
Product Information
Extended Description
FWH-030A6F Eaton: Eaton Bussmann series FWH high speed fuse, DC common bus, DC drives, power converters/rectifiers, reduced voltage starters, 500 Vac, 500 Vdc, 30A RMS (200% minimum opening current at rated voltage), 50 kAIC at 0.25-20A, 20 kAIC at 25-30A
Product Name
Eaton Bussmann series FWH high speed fuse
Catalog Number
FWH-030A6F
UPC
051712796590
EAN
5027590061209
Product Length/Depth
3.543 in
Product Height
0.25 in
Product Width
1.575 in
Product Weight
0.4 lb
Warranty
Not Applicable
Compliances
CE Marked RoHS Compliant
Certifications
UL Recognized CSA Certified
Amperage Rating
30A RMS (200% minimum opening current at rated voltage)
Interrupt rating
50 kAIC at 0.25-20A 20 kAIC at 25-30A
Voltage rating
500 Vac, 500 Vdc
Packaging type
Standard
Connection
Ferrule end x ferrule end
Fuse indicator
Non Indicating
Bussmann series complete full line catalog no. 1007
Eaton Specification Sheet - FWH-030A6F
Bussmann series FWH 6x32mm high speed fuse data sheet no. 720038
Bussmann series FWH 6x32mm high speed fuse data sheet no. 720038
Datasheet - FNQ-30
Feature: 30A RMS operating current with a 50 kAIC interrupt rating (0.25-20A) and 20 kAIC (25-30A) at 500 Vac/500 Vdc. Business Impact: Enables selective fault clearing and reduces thermal stress on upstream devices, boosting uptime in DC bus applications. Application: DC common bus, DC drives, power converters/rectifiers. The result is faster protection without compromising normal operation. Feature: 6x32mm high speed fuse with ferrule end x ferrule end connections. Business Impact: simplifies installation, ensures reliable terminations, and minimizes wiring errors in panel wiring. Application: industrial control panel integration and machine builder projects. Feature: Comprehensive certifications including UL Recognized, CSA Certified, and CE RoHS compliant. Business Impact: streamlines global approvals and panel commissioning. Application: export-ready and multinational deployments. Feature: Compact dimensions (3.543 in length, 0.25 in height, 1.575 in width) and light weight (0.4 lb). Business Impact: supports high-density layouts and space-saving control panels. Application: tight enclosures and modular motor control centers. Feature: Rich documentation with datasheets and catalogs (spec sheet no. 720038, datasheets, and catalog references). Business Impact: accelerates engineering sign-off and procurement alignment. Application: design reviews, sourcing, and maintenance planning.
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FAQs
Install the ferrule end connections in the appropriate terminal blocks rated for 500 Vac/500 Vdc. Verify the circuit is designed for a 30A RMS fuse with the specified interrupt ratings. Refer to the Eaton Bussmann datasheets for mounting guidance and clearance requirements to ensure proper cooling and safe operation.
The fuse provides 30A RMS with an interrupt rating of 50 kAIC at 0.25-20A, and 20 kAIC at 25-30A. These ratings apply at the rated voltage of 500 Vac or 500 Vdc, in DC bus protection scenarios where instantaneous faults exceed the operating current.
Yes. The device uses ferrule end x ferrule end connections and is designed for 6x32mm high speed fuse footprints. Ensure ferrules are properly crimped and rated for automotive/industrial use to maintain terminal integrity and safe operation in control panels.
Yes. The fuse is UL Recognized, CSA Certified, and CE Marked RoHS Compliant, offering broad regulatory coverage for global manufacturing and panel approvals in North America, Europe, and other regions.
The fast interruption reduces unplanned downtime and minimizes equipment damage from faults, while its compact size enables denser panel layouts. Pairing with recommended datasheets and catalogs accelerates procurement and maintenance planning, delivering measurable lifecycle cost savings over slower fuse types in DC drive architectures.