Eaton P3BFDB3040GN circuit breaker plug-in unit - 18 kAIC
Part Number: P3BFDB3040GN
Quick Summary
The Eaton P3BFDB3040GN circuit breaker plug-in unit provides reliable overcurrent protection for busway installations. Engineers often face nuisance trips, cramped spaces, and complex terminations when protecting high-current bus systems, which can lead to downtime and costly rework. This model carries CSA Certified, IEEE Certified, and UL 857 certifications, ensuring safety and compatibility across North American standards and international applications. With a 40A rating, 18 kAIC at 240 Vac (14 kAIC at 480/600 Vac), 100% Neutral, and 50% internal grounding, it delivers robust protection while simplifying installation and maintenance. Designed for Pow-R-Way III busways, it reduces wiring complexity and accelerates commissioning, helping teams meet uptime and safety targets while maintaining compliance. This plug-in unit also supports quick replacement and standardized dimensions for a smoother retrofit workflow.
Product Information
Extended Description
P3BFDB3040GN Eaton: Eaton Pow-R-Way III circuit breaker plug-in unit, Busway, Three-pole, FDB, Plug, Breaker, F Frame (15-225 A), 40A, 18 kAIC at 240 Vac, 14 kAIC at 480 Vac, 14 kAIC at 600 Vac, 100% Neutral, 50% Internal Ground
Product Name
Eaton Pow-R-Way III circuit breaker plug-in unit
Catalog Number
P3BFDB3040GN
UPC
786683006040
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
CSA Certified IEEE Certified ANSI UL 857
Circuit Breaker Frame
F
Design
Pow-R-Way III
Grounding Options
50% Internal
Number Of Poles
Three-pole
Type
Breaker
Amperage Rating
40A
Interrupt rating
18 kAIC at 240 Vac, 14 kAIC at 480 Vac, 14 kAIC at 600 Vac
Neutral Options
100%
Application
Busway
Product Category
Plug
Feature: Three-pole F-frame design. Business Impact: Delivers robust fault protection in a compact footprint, freeing space in crowded electrical rooms. Application: Ideal for Pow-R-Way III busway installations in manufacturing facilities. Feature: 40A amperage rating. Business Impact: Provides properly sized protection, reducing nuisance trips and enabling precise coordination with downstream protection. Application: Branch circuits in plant power distribution with busways. Feature: High interrupt ratings of 18 kAIC at 240 Vac and 14 kAIC at 480/600 Vac. Business Impact: Improves fault tolerance for diverse industrial loads and high-energy equipment, lowering risk during short-circuit events. Application: Power distribution networks in heavy industry and data centers. Feature: 100% neutral and 50% internal grounding. Business Impact: Simplifies grounding schemes and ensures reliable neutral return paths, reducing grounding-related maintenance. Application: Busway protection where neutral integrity is critical. Feature: NEMA compliant with CSA, IEEE, ANSI, and UL 857 certifications. Business Impact: Supports global compliance and streamlined procurement, reducing follow-up audits. Application: Ready for cross-border installations and regulated environments. Feature: Powdered design for Pow-R-Way III busways. Business Impact: Quick plug-in installation and effortless field replacement, lowering installation time and labor costs. Application: Retrofit projects and new builds that require fast commissioning with minimal downtime.
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FAQs
The unit is a three-pole, F-frame plug-in circuit breaker rated at 40A with 18 kAIC at 240 VAC and 14 kAIC at 480/600 VAC. It features 100% neutral, 50% internal grounding, dimensions of 12.36 in (L) × 21.2 in (H) × 5.43 in (W), and a weight of 25 lb, designed for busway protection.
Yes. This plug-in unit is specifically designed for Pow-R-Way III busways and provides a straightforward plug-in installation for robust busway protection in industrial environments.
It carries CSA Certified, IEEE Certified, ANSI, and UL 857 certifications, and it is NEMA compliant, ensuring safety and regulatory compatibility across North American markets.
Length/Depth is 12.36 inches, Height is 21.2 inches, Width is 5.43 inches, and the unit weighs 25 pounds, which informs enclosure and space planning for installations.
Warranty follows Eaton policy 25-000: one year from installation or eighteen months from shipment, whichever occurs first. For installation, use the plug-in design within Pow-R-Way III busways, confirm proper neutral and grounding practices, and consult the Eaton datasheet for mounting guidelines.