Eaton FWH-600A High Speed Fuse - UL Recognized, 1000 Vdc
Part Number: FWH-600A
Quick Summary
The Eaton FWH-600A high speed fuse provides fast-acting protection for DC links and motor drives in industrial power systems. Engineers often contend with short-circuit damage and unplanned downtime, so reliable fast-clearing protection is essential. This device carries UL Recognized and CSA Certified marks, is CE Marked and RoHS compliant, and supports global regulatory needs. With a 1000 Vdc rating and 600A RMS capacity, it fits blade end x blade end and stud-mount installations, delivering robust protection in compact power electronics enclosures.
Product Information
Extended Description
FWH-600A Eaton: Eaton Bussmann series FWH high speed fuse, 1000 Vdc, 600A RMS, 200 kAIC at 1000 Vac, 50 kAIC at 500 Vdc, Non Indicating, High speed fuse, Blade end X blade end, Stud
Product Name
Eaton Bussmann series FWH high speed fuse
Catalog Number
FWH-600A
UPC
051712150224
Product Length/Depth
2.17 in
Product Height
2.8 in
Product Width
5.3 in
Product Weight
0.92 lb
Warranty
Not Applicable
Compliances
CE Marked RoHS Compliant
Certifications
UL Recognized CSA Certified
Amperage Rating
600A RMS
Interrupt rating
200 kAIC at 1000 Vac 50 kAIC at 500 Vdc
Voltage rating
1000 Vdc
Watt losses
108 W
Packaging type
Standard
Connection
Blade end x blade end
Fuse indicator
Non Indicating
Mounting method
Stud
Bussmann series complete full line catalog no. 1007
Eaton Specification Sheet - FWH-600A
FWH-600A~BUSS HIGH SPEED FUSE
FWH-600A~BUSS HIGH SPEED FUSE
Datasheet - FNQ-30
Feature → Business Impact → Application: The FWH-600A provides 600A RMS at 1000 Vdc, enabling protective action for high-power DC links in motor drives and power supplies. This fast clearing reduces energy exposure, minimizes arc duration, and limits expensive drive damage, making it ideal for DC buses in industrial automation and inverter-based systems. Feature → Business Impact → Application: With 200 kAIC at 1000 Vac and 50 kAIC at 500 Vdc interrupt ratings, short-circuit events are contained without nuisance trips, boosting system availability and safety margins while reducing fuse stocking variety. Application includes large servo drives and motor controllers in manufacturing floors and processing plants. Feature → Business Impact → Application: The non-indicating design minimizes panel intrusion and cost, requiring external monitoring; this supports streamlined installations and straightforward retrofits when paired with protection relays or diagnostic tools. Feature → Business Impact → Application: Blade end x blade end connections plus stud mounting offer installation flexibility, simplifying retrofits and new builds, reducing wiring complexity, and improving heat dissipation in compact enclosures. Application includes Bussmann series feeds and bus-bar assemblies. Feature → Business Impact → Application: Compliance and reliability with CE Mark, RoHS, UL Recognized, and CSA Certified marks accelerates procurement and audit readiness, enabling standardized protection across global facilities and multi-site projects.
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FAQs
The FWH-600A is designed with blade end x blade end connections and supports stud mounting, providing flexible integration into panel assemblies or bus-bar configurations. This enables straightforward replacement in power electronics enclosures and minimizes installation time while maintaining secure electrical contact and heat dissipation.
Yes. The FWH-600A is UL Recognized and CSA Certified, meeting essential safety standards for electrical protection devices. It is also CE marked and RoHS compliant, aiding regulatory compliance for global deployments. Refer to Eaton datasheets for certificate numbers, scope, and installation guidance.
This fuse is rated for 600 A RMS with a 1000 Vdc rating and offers high interrupt capability—200 kAIC at 1000 Vac and 50 kAIC at 500 Vdc. Watt losses are listed at 108 W, which informs enclosure cooling and heat management in power electronics designs.
Yes. The 1000 Vdc rating and high-speed design make it well suited for DC link protection in motor drives, inverters, and power supplies. Its non-indicating design reduces panel complexity, while blade end x blade end and stud mounting options support compact, reliable integration in control panels.
Plan for heat load using the 108 W watt loss rating and ensure proper enclosure cooling. The device uses blade end x blade end connections and supports stud mounting, so route conductors accordingly. Check the listed dimensions (2.17 in L, 2.8 in H, 5.3 in W) and consult the Eaton datasheets for torque specs and assembly guidance.