Eaton P3BMDL3800 Power Distribution Plug-in - 65 kAIC
Part Number: P3BMDL3800
Quick Summary
Eaton Pow-R-Way III circuit breaker plug-in unit protects busway systems by interrupting faults quickly in electrical distribution setups. This helps engineers avoid costly downtime from fault events and simplifies integration in large-scale distribution schemes. It carries IEEE, CSA, and UL 857 certifications with NEMA compliance, reinforcing safe operation across installations. Designed for seamless OEM integration and scalable protection up to 800A, it supports efficient maintenance and robust protection in modern facilities while aligning with busway design best practices.
Product Information
Extended Description
P3BMDL3800 Eaton: Eaton Pow-R-Way III circuit breaker plug-in unit, Busway, Three-pole, MDL, Plug, Breaker, M Frame (300-800 A), 800A, 65 kAIC at 240 Vac, 50 kAIC at 480 Vac, 25 kAIC at 600 Vac, None, 50% Integral or Housing Ground
Product Name
Eaton Pow-R-Way III circuit breaker plug-in unit
Catalog Number
P3BMDL3800
UPC
786683019590
Product Length/Depth
19.65 in
Product Height
45.89 in
Product Width
10.15 in
Product Weight
136 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 ANSI CSA Certified UL 857
Circuit Breaker Frame
M
Design
Pow-R-Way III
Grounding Options
50% Integral/Housing
Number Of Poles
Three-pole
Type
Breaker
Amperage Rating
800A
Interrupt rating
65 kAIC at 240 Vac, 50 kAIC at 480 Vac, 25 kAIC at 600 Vac
Application
Busway
Product Category
Plug
Feature: Three-pole M-frame Pow-R-Way III plug-in unit delivers high-current protection with a compact footprint. Business Impact: Enables reliable fault interruption in dense busway configurations, reducing outage duration and maintenance costs. Application: Ideal for industrial plants employing busway distribution networks and modular power architectures. Feature: 800A amperage rating with 65 kAIC at 240 VAC, 50 kAIC at 480 VAC, and 25 kAIC at 600 VAC. Business Impact: Scale protection to peak demand without over-sizing infrastructure; improves safety margins and system reliability. Application: Large facilities with variable load profiles requiring robust interrupt ratings. Feature: Grounding options include 50% integral/housing grounding. Business Impact: Improves fault clearing performance and simplifies grounding schemes in complex assemblies. Application: OEM-installed busway assemblies where grounding reliability matters. Feature: Physical dimensions and weight (19.65 in L, 45.89 in H, 10.15 in W, 136 lb). Business Impact: Facilitates precise panel layouts and mechanical fit within restricted spaces; reduces installation surprises. Application: Retrofit or new builds with strict space planning. Feature: Compliance and warranty assurances (NEMA, IEEE, CSA, UL 857; 1-year warranty or 18 months from shipment). Business Impact: Minimizes compliance risk and provides post-purchase protection to maintenance teams. Application: Safety-critical environments requiring formal certifications and coverage.
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FAQs
Yes. The P3BMDL3800 is designed as a plug-in unit for Eaton Pow-R-Way III busway configurations with an M-frame, three-pole format. It integrates into standard Eaton busway assemblies, supporting seamless mechanical and electrical compatibility. Confirm the busway spacing and mounting provisions in the Eaton specification sheet to ensure a precise fit during panel planning.
Key ratings include 800A amperage with 65 kAIC at 240 VAC, 50 kAIC at 480 VAC, and 25 kAIC at 600 VAC. The unit is IEEE Certified, CSA Certified, and UL 857 listed, with NEMA compliance. These certifications support regulatory alignment, safety verification, and performance validation across industrial installations.
Plan for the unit’s dimensions: 19.65 in length, 45.89 in height, 10.15 in width, and a weight around 136 lb. Ensure adequate space for service access and grounding connections, especially with the 50% integral/housing grounding option. Use the official Eaton datasheet during mounting to confirm clearances and fastener specifications.
Documentation is available through Eaton’s resources: the Eaton Specification Sheet for P3BMDL3800 and media such as the Busway Solution video. Access the datasheet at Eaton’s site (P3BMDL3800.pdf) and the accompanying media to review wiring diagrams, grounding methods, and installation steps specific to the three-pole M-frame configuration.
The unit provides robust fault interruption with proven high interrupt ratings, reducing downtime from faults in busway configurations. Its plug-in design simplifies installation and upgrades, lowering labor costs. Certified safety features and a clear warranty (one year from installation or 18 months from shipment) help protect long-term maintenance budgets and support regulatory compliance.