Eaton P3BKD3225 Pow-R-Way III Plug-in Circuit Breaker - UL
Part Number: P3BKD3225
Quick Summary
Pow-R-Way III plug-in circuit breaker unit from Eaton provides reliable overcurrent protection for industrial busway systems. When space is tight and downtime is costly, a modular, plug-in solution minimizes maintenance windows and simplifies field replacements. This unit carries IEEE Certified, CSA Certified, and UL 857 compliance, plus NEMA compatibility, ensuring safety and interoperability across Eaton and third-party busway installations. With a 225 A rating and 65 kAIC at 240 VAC, it delivers robust protection in a KD frame while enabling scalable power distribution. The compact footprint, 50% integral grounding option, and straightforward installation translate into reduced lifecycle costs and faster project execution for power management and distribution environments.
Product Information
Extended Description
P3BKD3225 Eaton: Pow-R-Way III Busway, Circuit Breaker Plug-in Unit, 3-Pole, 225 AMP, KD Frame Type
Product Name
Eaton Pow-R-Way III circuit breaker plug-in unit
Catalog Number
P3BKD3225
UPC
786683000673
Product Length/Depth
13.29 in
Product Height
34.41 in
Product Width
7.79 in
Product Weight
53 lb
Compliances
NEMA Compliant
Certifications
IEEE Certified CSA Certified ANSI UL 857
Circuit Breaker Frame
K
Grounding Options
50% Integral/Housing
Type
Breaker
Amperage Rating
225 A
Interrupt rating
65 kAIC at 240 Vac, 35 kAIC at 480 Vac, 25 kAIC at 600 Vac
The Busway Solution
Eaton Specification Sheet - P3BKD3225
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: 3-Pole 225 A breaker in a Pow-R-Way III plug-in unit → Business Impact: High-current protection with strong interrupt capability reduces fault duration and equipment damage, lowering repair costs and downtime → Application: Industrial facilities and manufacturing lines requiring robust busway protection. Feature: 65 kAIC at 240 VAC, 35 kAIC at 480 VAC, 25 kAIC at 600 VAC → Business Impact: Wide fault-current tolerance supports diverse power systems and future expansion, enhancing safety margins and compliance → Application: Data centers and processing plants with mixed voltages. Feature: KD Frame Type and 50% Integral/Housing grounding → Business Impact: Flexible grounding schemes and easy integration with Pow-R-Way III busways reduce installation time and error potential → Application: Large switchgear assemblies and modular power distributions. Feature: NEMA Compliant, IEEE Certified, CSA Certified, UL 857 → Business Impact: Seamless procurement, verified safety, and regulatory alignment minimize risk and auditing effort → Application: Regulated industrial environments across North America. Feature: Compact dimensions (13.29 in L, 7.79 in W, 34.41 in H) and 53 lb weight → Business Impact: Easier rack and enclosure planning, faster field swaps, and reduced mounting footprint → Application: Space-constrained control rooms and busway installations. Feature: 3-Pole Breaker with specific catalog P3BKD3225 designation → Business Impact: Clear part traceability and efficient stocking for maintenance and replacements → Application: Maintenance planning and procurement for Eaton Pow-R-Way III systems.
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FAQs
The P3BKD3225 is a 3-pole breaker plug-in unit designed for Eaton Pow-R-Way III busways with a KD frame. Its 50% integral grounding option and standard KD frame compatibility streamline installation, allow modular substitutions, and reduce field wiring complexity while preserving safe, interim protection during upgrades.
Key specs include a 225 A amperage rating and interrupt ratings of 65 kAIC at 240 VAC, 35 kAIC at 480 VAC, and 25 kAIC at 600 VAC. These ratings apply to fault current conditions typical in medium-to-large industrial power systems and data-center infrastructures, ensuring adequate fault isolation and equipment protection.
Yes. The unit carries IEEE Certified, CSA Certified, and UL 857 compliance, along with NEMA compatibility, meeting common regulatory and safety requirements for industrial power distribution and switchgear applications.
Plug-in design enables rapid field replacement without disassembling downstream busway sections. The KD frame and 50% integral grounding simplify wiring and grounding schemes, reducing downtime during maintenance and enabling scalable capacity as loads grow.
By combining robust interrupt ratings, modular plug-in design, and broad certification coverage, the P3BKD3225 lowers total cost of ownership through reduced downtime, faster replacements, simplified procurement, and fewer compliance overheads during audits and upgrades.