Eaton P3BFD3040N Circuit Breaker Plug-In Unit - UL 857
Part Number: P3BFD3040N
Quick Summary
The Eaton P3BFD3040N circuit breaker plug-in unit protects busway power systems in industrial environments. Maintenance teams often struggle with rapid replacement, reliable interrupt ratings, and wiring simplicity in modular busway assemblies. This unit carries UL 857, CSA Certified, and ANSI/IEEE Certified credentials, reinforcing safety and cross-system compatibility. By delivering 100% Neutral and 50% integral grounding within a compact three-pole F-frame design, it reduces install time and wiring errors. Designed for power management and distribution, it integrates seamlessly with Eaton Pow-R-Way III busway modules to optimize protection and serviceability. For procurement and engineering teams, standardizing on this plug-in unit helps reduce spare parts and training costs while ensuring dependable, scalable protection across facilities.
Product Information
Extended Description
P3BFD3040N Eaton: Eaton Pow-R-Way III circuit breaker plug-in unit, Busway, Three-pole, FD, Plug, Breaker, F Frame (15-225 A), 40A, 65 kAIC at 240 Vac, 25 kAIC at 480 Vac, 18 kAIC at 600 Vac, 100% Neutral, 50% Integral/Housing Ground
Product Name
Eaton Pow-R-Way III circuit breaker plug-in unit
Catalog Number
P3BFD3040N
UPC
786683006637
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 ANSI IEEE Certified
Circuit Breaker Frame
F
Design
Pow-R-Way III
Grounding Options
50% Integral/Housing
Number Of Poles
Three-pole
Type
Breaker
Amperage Rating
40A
Interrupt rating
65 kAIC at 240 Vac, 25 kAIC at 480 Vac, 18 kAIC at 600 Vac
Neutral Options
100%
Application
Busway
Product Category
Plug
Feature: Three-pole Pow-R-Way III circuit breaker plug-in unit with a three-pole F-frame design and a 40A rating. Business Impact: Delivers reliable short-circuit protection with high interrupt ratings (65 kAIC at 240 VAC) while maintaining a compact footprint for busway hangers. Application: Ideal for busway-based modular power distribution in manufacturing, data centers, and large facilities. Feature: 100% Neutral and 50% integral grounding. Business Impact: Simplifies neutral wiring and grounding reliability, reducing install complexity and potential fault paths. Application: Suitable for OEM panelizations and modular busway assemblies where clean return paths are critical. Feature: Compliance and certifications (UL 857, CSA Certified, ANSI/IEEE Certified). Business Impact: Ensures regulatory compliance and cross-border interoperability, easing procurement and maintenance across sites. Application: Approved for regulated industrial environments requiring certified protection devices. Feature: NEMA Compliant construction. Business Impact: Enhances ruggedness and environmental tolerance in harsh industrial spaces, reducing service calls due to environmental factors. Application: Suitable for factory floors, warehouses, and outdoor-rated enclosures. Feature: Busway compatibility and plug-in ease. Business Impact: Facilitates fast installation and straightforward replacements within Pow-R-Way III busway systems, lowering downtime. Application: Aligns with modular power distribution strategies for scalable plant expansions.
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FAQs
Yes. The P3BFD3040N is designed for Pow-R-Way III busway distribution, featuring a three-pole configuration, 100% Neutral, and 50% integral grounding. It mounts as a plug-in unit in standard Pow-R-Way III housings and interfaces cleanly with the busway modules, simplifying field upgrades and replacements.
The unit provides 65 kAIC interrupt rating at 240 VAC, 25 kAIC at 480 VAC, and 18 kAIC at 600 VAC. This enables proper coordination with upstream protection while maintaining short-circuit protection across diverse supply voltages commonly found in industrial facilities.
Yes. The P3BFD3040N is a three-pole, 40A plug-in unit with a Pow-R-Way III design, ideal for modular busway power distribution in manufacturing plants, data centers, and other industrial environments where reliable, scalable protection is required and space constraints are a consideration.
The device is UL 857 and CSA Certified, with ANSI/IEEE Certified credentials, and it is NEMA compliant. These certifications support regulatory compliance, cross-border procurement, and safe operation within diverse electrical installations.
Warranty terms follow Eaton Selling Policy 25-000: one year from the date of installation or eighteen months from shipment, whichever occurs first. This provides protection against manufacturing defects and supports planned maintenance, enabling predictable lifecycle costs.