Eaton P3BKDC3125 Pow-R-Way III Plug-In - UL 857 Certified
Part Number: P3BKDC3125
Quick Summary
The Eaton P3BKDC3125 Pow-R-Way III circuit breaker plug-in unit protects busway connections in industrial power distribution. Engineers often struggle to install reliable protection quickly without sacrificing safety or accessibility in crowded switchgear spaces. This unit earns confidence through IEEE Certified, CSA Certified, and UL 857 certifications, delivering proven safety, interoperability, and performance in demanding environments. By integrating with Pow-R-Way III busway, it simplifies installation and maintenance while delivering precise interrupt ratings and grounded options. Using this plug-in breaker translates to reduced downtime, improved safety compliance, and scalable protection as your electrical distribution grows.
Product Information
Extended Description
P3BKDC3125 Eaton: Eaton Pow-R-Way III circuit breaker plug-in unit, Busway, Three-pole, KDC, Plug, Breaker, K Frame (70-400 A), 125A, 200 kAIC at 240 Vac, 100 kAIC at 480 Vac, 50 kAIC at 600 Vac, None, 50% Integral or Housing Ground
Product Name
Eaton Pow-R-Way III circuit breaker plug-in unit
Catalog Number
P3BKDC3125
UPC
786683001311
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
IEEE Certified CSA Certified UL 857 ANSI
Circuit Breaker Frame
K
Design
Pow-R-Way III
Grounding Options
50% Integral/Housing
Number Of Poles
Three-pole
Type
Breaker
Amperage Rating
125A
Interrupt rating
200 kAIC at 240 Vac, 100 kAIC at 480 Vac, 50 kAIC at 600 Vac
Application
Busway
Product Category
Plug
Feature: Three-pole K-frame plug-in design optimized for Pow-R-Way III busway systems. Business Impact: Enables fast, safe replacements and minimized system downtime during maintenance. Application: Ideal for high-density industrial power distribution where space is at a premium. The result is reliable protection with straightforward retrofit in existing busway installations. Feature: 125A amperage rating with high interrupt ratings up to 200 kAIC at 240 VAC, 100 kAIC at 480 VAC, and 50 kAIC at 600 VAC. Business Impact: Protects costly motors and drives from fault events, reducing equipment damage and nuisance trips. Application: Suitable for manufacturing lines and critical process equipment where fault margins are tight. Feature: Grounding options with 50% Integral/Housing grounding. Business Impact: Simplifies grounding schemes, cuts wiring complexity, and enhances safety redundancy. Application: Useful in systems with mixed grounding strategies or where enclosure integrity matters. Feature: Certifications and compliance including IEEE Certified, CSA Certified, UL 857, and ANSI. Business Impact: Aligns with regulatory requirements, easing audits and procurement approval. Application: Regulatory environments and projects demanding formal certification trails. Feature: Product dimensions and weight (13.29 in L, 34.41 in H, 7.79 in W; 53 lb). Business Impact: Manageable installation weight and footprint, simplifying handling and serviceability. Application: Field replacements and retrofit projects where manpower and space are constrained. Feature: Warranty and service terms under Eaton policy (1 year from installation or 18 months from shipment). Business Impact: Improves total cost of ownership by providing a clear protection window and support framework. Application: New installations and service contracts requiring defined service windows and coverage.
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FAQs
The P3BKDC3125 is designed for Eaton Pow-R-Way III busway systems and uses a three-pole plug-in configuration within the K-frame, suitable for 70–400 A busway installations.
It carries a 125A amperage rating with interrupt ratings of 200 kAIC at 240 VAC, 100 kAIC at 480 VAC, and 50 kAIC at 600 VAC, providing robust fault protection across common industrial voltages.
It is IEEE Certified, CSA Certified, UL 857, and ANSI listed, ensuring safety, interoperability, and regulatory compliance across multiple markets and applications.
The 50% integral/housing grounding option simplifies grounding schemes, reduces wiring complexity, and improves overall enclosure safety without requiring extensive field modifications.
Eaton provides a one-year warranty from installation or eighteen months from shipment, whichever occurs first, and the plug-in design supports quicker maintenance and reduced downtime.