Eaton P3BKD3125GN Pow-R-Way III Plug-In - NEMA Compliant
Part Number: P3BKD3125GN
Quick Summary
Eaton Pow-R-Way III circuit breaker plug-in unit provides reliable protection for busway power-distribution panels in industrial environments. When panels are updated or expanded, field installation time and protection mismatches can stall projects and drive downtime. This unit carries UL 857, ANSI/IEEE certification, and CSA certification, along with NEMA compliance, ensuring safety and interoperability across North American facilities. With a 125A rating, 65 kAIC at 240V, 50% internal grounding, and 100% neutral, it aligns with code requirements while enabling scalable, cost-efficient busway protection for automation and manufacturing lines.
Product Information
Extended Description
P3BKD3125GN Eaton: Eaton Pow-R-Way III circuit breaker plug-in unit, Busway, Three-pole, KD, Plug, Breaker, K Frame (70-400 A), 125A, 65 kAIC at 240 Vac, 35 kAIC at 480 Vac, 25 kAIC at 600 Vac, 100% Neutral, 50% Internal Ground
Product Name
Eaton Pow-R-Way III circuit breaker plug-in unit
Catalog Number
P3BKD3125GN
UPC
786683000543
Product Length/Depth
13.29 in
Product Height
34.41 in
Product Width
7.79 in
Product Weight
53 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
ANSI IEEE Certified CSA Certified UL 857
Circuit Breaker Frame
K
Design
Pow-R-Way III
Grounding Options
50% Internal
Number Of Poles
Three-pole
Type
Breaker
Amperage Rating
125A
Interrupt rating
65 kAIC at 240 Vac, 35 kAIC at 480 Vac, 25 kAIC at 600 Vac
Neutral Options
100%
Application
Busway
Product Category
Plug
Feature: Plug-in unit designed for Pow-R-Way III busway systems. Business Impact: Speeds installation and simplifies field replacements, reducing downtime and labor costs. Application: New installations and retrofits in industrial automation setups. Feature: Three-pole, KD plug-in breaker with a K-frame design. Business Impact: Delivers consistent multi-pole protection with predictable trip characteristics, lowering fault-related failures. Application: Panel upgrades and high-current distribution in manufacturing facilities. Feature: High interrupt ratings—65 kAIC at 240 Vac, 35 kAIC at 480 Vac, 25 kAIC at 600 Vac. Business Impact: Robust short-circuit protection for facilities with elevated fault currents, reducing arc flash risk and downtime. Application: Heavy-duty motor control centers and process lines. Feature: 100% Neutral and 50% Internal Ground. Business Impact: Improved fault isolation and grounding reliability, enhancing safety and EMI/grounding performance. Application: Critical automation feeds and busway distribution. Feature: Compliance and certifications—NEMA, UL 857, ANSI/IEEE, CSA. Business Impact: Streamlines procurement and regulatory approval, mitigating risk in regulated environments. Application: Industrial facilities requiring strict electrical compliance. Feature: Compact footprint with defined dimensions (13.29 in L, 34.41 in H, 7.79 in W) and 53 lb weight. Business Impact: Predictable installation footprint, easier integration into enclosures and retrofit projects. Application: Space-conscious automation panels and retrofit programs.
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FAQs
The P3BKD3125GN is a three-pole, KD plug-in unit designed specifically for Eaton Pow-R-Way III busway systems. It mounts as a plug-in breaker within K-frame configurations, enabling quick field upgrades and streamlined integration with existing busway runs without extensive rewiring or panel modifications.
This unit is rated at 125A with interrupt ratings of 65 kAIC at 240V, 35 kAIC at 480V, and 25 kAIC at 600V. It also provides 100% neutral and 50% internal grounding, supporting reliable protection across a range of industrial load profiles and fault currents.
The P3BKD3125GN carries UL 857 certification, ANSI/IEEE certification, CSA certification, and is NEMA compliant. These approvals help ensure safety, interoperability, and code compliance for North American electrical installations.
The unit measures 13.29 inches in depth, 34.41 inches in height, and 7.79 inches in width, with a shipping weight of 53 pounds. These dimensions support efficient space planning and compatible enclosure design for busway distribution boards.
By combining a rugged three-pole knockout-ready plug-in design, high fault-current ratings, and strong certifications, it reduces installation time, lowers downtime, and improves compliance. This translates to faster upgrades, safer operation, and a lower total cost of ownership for busway-based automation systems.