Eaton P3BEHD3090GN circuit breaker plug-in unit - UL 857
Part Number: P3BEHD3090GN
Quick Summary
The P3BEHD3090GN circuit breaker plug-in unit provides dependable overcurrent protection for Eaton Pow-R-Way III busway installations. For engineers facing tight spaces and extended maintenance windows, plug-in units simplify replacement, stocking, and field upgrades. This device carries IEEE Certified, CSA Certified, ANSI, and UL 857 certifications, plus NEMA compliance, giving you confidence in performance and safety across North American markets. The 3-pole, 90 A rating supports critical load segments, with an 18 kAIC interrupt rating at 240 Vac and 14 kAIC at 480 Vac, ensuring selective coordination with adjacent protection devices. Designed to integrate with the Pow-R-Way III family, it provides 50% internal grounding and 100% neutral to reduce fault paths and improve reliability in demanding manufacturing environments.
Product Information
Extended Description
P3BEHD3090GN Eaton: Pow-R-Way III Busway, Circuit Breaker Plug-in Unit, 3-Pole, 90 AMP, EHD Frame Type, 50% Internal Ground and 100% Neutral
Product Name
Eaton Pow-R-Way III circuit breaker plug-in unit
Catalog Number
P3BEHD3090GN
UPC
786683005807
Product Length/Depth
12.36 in
Product Height
21.2 in
Product Width
5.43 in
Product Weight
25 lb
Compliances
NEMA Compliant
Certifications
IEEE Certified CSA Certified ANSI UL 857
Circuit Breaker Frame
E
Grounding Options
50% Internal
Type
Breaker
Amperage Rating
90A
Interrupt rating
18 kAIC at 240 Vac, 14 kAIC at 480 Vac
Neutral Options
100%
Feature: 3-pole 90 A circuit protection in a plug-in unit. Business impact: Enables precise protection for high-demand loads while supporting quick replacements and minimized downtime in busy facilities. Application: Ideal for industrial power distribution within Pow-R-Way III busway segments, including manufacturing lines and process plants. Feature: 18 kAIC at 240 Vac and 14 kAIC at 480 Vac. Business impact: Delivers strong fault-current interruption margins, improving system resilience and protecting downstream equipment. Application: Critical in facilities with diverse voltage profiles and heavy motor starts. Feature: 50% internal grounding and 100% neutral. Business impact: Enhances fault-path control and neutral stability, reducing electrical noise and improving downstream sensor accuracy. Application: Used where stable ground and neutral distribution are required for precision equipment. Feature: EHD frame, NEMA compliant, IEEE/CSA/ANSI/UL 857 certified. Business impact: Ensures regulatory compliance and safe operation across North American sites, facilitating audits and maintenance planning. Application: Suitable for code-compliant installations in controlled environments, with straightforward integration into existing busway architectures. Feature: Plug-in design and compact dimensions (12.36 in depth, 21.2 in height, 5.43 in width). Business impact: Simplifies installation and future upgrades, reducing labor costs and space planning complexity. Application: Retrofit projects and facilities expanding their Pow-R-Way III networks benefit from quick, tool-free plug-in changes.
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FAQs
Installation should begin with confirming the 3-pole, 90 A rating and the EHD frame type. Mount the plug-in unit within the Pow-R-Way III busway section, connect the grounding path (50% internal) and neutral (100%), and verify correct alignment with adjacent breakers. Use proper torque on mounting hardware and ensure the unit remains within the NEMA-compliant environment. The unit’s dimensions (12.36 in depth, 21.2 in height, 5.43 in width) help plan fit in compact spaces.
The device is a 3-pole breaker rated for 90A, with an interrupt rating of 18 kAIC at 240 Vac and 14 kAIC at 480 Vac. It supports 50% internal grounding and 100% neutral, and it is designed for Pow-R-Way III busway systems, aligning with NEMA, IEEE, CSA, ANSI, and UL 857 standards.
Yes. It is purpose-built for industrial power distribution within Pow-R-Way III busways, offering robust protection for critical equipment, regulatory compliance (NEMA, IEEE, CSA, ANSI, UL 857), and a plug-in design that minimizes downtime during protection upgrades or maintenance.
The unit carries IEEE Certified, CSA Certified, ANSI, and UL 857 certifications, and it is NEMA compliant. These certifications support reliable performance, safety, and regulatory alignment for North American operations.
The plug-in design simplifies field replacement and stocking, reducing maintenance downtime and total cost of ownership. With high interrupt ratings and seamless Pow-R-Way III compatibility, you gain faster upgrades, easier inspections, and less wiring work during service events.