Eaton P3BFD3090G Plug-In Circuit Breaker for Busway - UL 857
Part Number: P3BFD3090G
Quick Summary
The Eaton Pow-R-Way III circuit breaker plug-in unit provides modular overcurrent protection for busway power distribution. Engineers often face retrofit challenges, space constraints, and lengthy commissioning when upgrading protection in existing busway installations. UL 857, CSA Certified, and IEEE/ANSI recognitions, ensuring compliance across diverse industrial environments. With a 90A rating and high interrupt capability, it supports scalable, three-pole protection that safeguards motors and drives. The plug-in design and busway compatibility reduce installation time, lower risk, and support streamlined maintenance in plant automation and OEM projects. Its modular approach aligns with modern digital plant strategies and scalable distribution architectures. This combination delivers tangible value by reducing downtime and supporting future upgrades.
Product Information
Extended Description
P3BFD3090G Eaton: Eaton Pow-R-Way III circuit breaker plug-in unit, Busway, Three-pole, FD, Plug, Breaker, F Frame (15-225 A), 90A, 65 kAIC at 240 Vac, 25 kAIC at 480 Vac, 18 kAIC at 600 Vac, None, 50% Internal Ground
Product Name
Eaton Pow-R-Way III circuit breaker plug-in unit
Catalog Number
P3BFD3090G
UPC
786683006866
Product Length/Depth
12.36 in
Product Height
21.2 in
Product Width
5.43 in
Product Weight
25 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Compliances
NEMA Compliant
Certifications
UL 857 CSA Certified IEEE Certified ANSI
Circuit Breaker Frame
F
Design
Pow-R-Way III
Grounding Options
50% Internal
Number Of Poles
Three-pole
Type
Breaker
Amperage Rating
90A
Interrupt rating
65 kAIC at 240 Vac, 25 kAIC at 480 Vac, 18 kAIC at 600 Vac
Application
Busway
Product Category
Plug
The Busway Solution
Eaton Specification Sheet - P3BFD3090G
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: Three-pole F-frame Pow-R-Way III design provides rugged, modular protection for three-phase busway systems. Business Impact: Standardized components reduce spare parts inventory and service complexity, enabling faster field repairs. Application: Ideal for busway-based power distribution in manufacturing facilities and OEM installations. Feature: High interrupt ratings of 65 kAIC at 240 VAC, 25 kAIC at 480 VAC, and 18 kAIC at 600 VAC. Business Impact: Superior fault isolation minimizes damage to feeders, motors, and drives, lowering repair costs and downtime. Application: Suitable for critical loads in industrial environments with diverse voltage profiles. Feature: 50% internal grounding option. Business Impact: Enhances safety and simplifies grounding schemes, reducing potential fault paths. Application: Beneficial in dense electrical rooms where internal grounding expedites installation. Feature: UL 857, CSA Certified, IEEE/ANSI certifications; NEMA compliant. Business Impact: Regulatory alignment reduces validation time during audits and customer acceptance testing. Application: Required in North American facilities and equipment OEMs. Feature: Compact dimensions (12.36 in L × 21.2 in H × 5.43 in W) and 25 lb weight with plug-in mounting. Business Impact: Space-efficient footprint supports tight electrical rooms and easy retrofits without enclosure reconfigurations. Application: Retrofit scenarios in existing plant layouts and new modular installations. Feature: Warranty of one year from installation or 18 months from shipment. Business Impact: Clear coverage reduces risk for procurement and maintenance planning. Application: Applicable across service contracts and field support for the Pow-R-Way III line.
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FAQs
How do I ensure compatibility? Verify that the unit is a three-pole F-frame Pow-R-Way III design intended for busway protection, confirm UPS or panel tolerances, and ensure space for the 12.36 in L × 21.2 in H × 5.43 in W footprint. Use proper plug-in mounting hardware and grounding per the 50% internal ground option when required.
Key specs include 90A amperage rating with interrupt ratings of 65 kAIC at 240 VAC, 25 kAIC at 480 VAC, and 18 kAIC at 600 VAC. It is a three-pole F-frame device designed for busway protection, with a weight of about 25 lb and dimensions of 12.36 in by 21.2 in by 5.43 in, ensuring robust protection in modular distributions.
Yes. The P3BFD3090G supports 480 VAC with a 25 kAIC interrupt rating, making it suitable for many industrial feeders and motor circuits in higher-voltage environments when paired with compatible busway infrastructure.
The device carries UL 857 certification, CSA certification, IEEE and ANSI recognition, and NEMA compliance. These certifications streamline regulatory audits, customer acceptance tests, and compliance documentation for North American facilities.
Eaton provides a warranty of one year from installation or eighteen months from shipment, whichever comes first. Field support and service policies are documented in Selling Policy 25-000, helping you manage maintenance planning and ROI calculations.