Eaton MPS8503WEAXX2A Magnum breaker - UL Listed

Part Number: MPS8503WEAXX2A
MPS8503WEAXX2A
Manufacturer
Eaton
Part number
MPS8503WEAXX2A
Category

Quick Summary

The Eaton MPS8503WEAXX2A Magnum breaker is a high-capacity low voltage power circuit protector used in industrial power distribution. Engineers need dependable protection that minimizes downtime, precise coordination, and straightforward installation in new builds or retrofits. This unit carries UL Listed, CE Marked, and CSA/ANSI certifications, along with KEMA, Lloyd's Register, and ABS approvals, supporting global compliance. With the PXR20 LSI trip unit and three-pole design, it provides robust protection and scalable protection management in panels, switchgear, and motor control centers. Its integration with Power Xpert Protection Manager helps optimize protection settings, while the rugged Magnum frame supports long service life in demanding industrial environments.

Product Information

Extended Description

MPS8503WEAXX2A Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (ABCABC), 85 kA, Three-pole, Drawout vertical mounting, PXR20 LSI trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS8503WEAXX2A
UPC
786689635671
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
31.1 in
Product Weight
237 lb
Compliances
CE Marked NEMA Compliant CCC Marked SABA Listed
Certifications
KEMA Certified Lloyd's Register Certified UL Listed CSA Certified ANSI DNV GL Certified ABS Certified
Zone selective interlocking application paper Magnum circuit breakers with Power Xpert Release trip units product aid Selevctive coordination application paper - IA0120000E3 Magnum PXR and PD-SB double and double narrow frame UL Certificate of Compliance Magnum PXR and PD-SB double and double narrow frame UL Certificate of Compliance Microsoft Word - Power Xpert Protection Manager Quick Start Guide.docx Microsoft Word - Power Xpert Protection Manager Quick Start Guide.docx Microsoft Word - Power Xpert Protection Manager Quick Start Guide.docx Circuit Protection, Power Breakers, Contactors and Fuses, Volume 4, Tab 3 Power Xpert Protection Manager x64 22.6 1 Power Xpert Protection Manager x64 22.6 1 Eaton Specification Sheet - MPS8503WEAXX2A Eaton Specification Sheet - MPS8503WEAXX2A Magnum low-voltage power circuit breakers (ANSI and IEC) renewal parts and accessories Magnum PXR 20/25 electronic trip units time current curves Molded case and low-voltage power circuit breaker health Molded case and low-voltage power circuit breaker health Molded case and low-voltage power circuit breaker health
Feature: PXR20 LSI trip unit provides long-time, short-time, and instantaneous protection with programmable trip curves. Business Impact: Precise coordination reduces nuisance trips and enhances system reliability in critical lines. Application: Ideal for motor control centers and distribution panels in manufacturing facilities. Feature: Drawout vertical mounting and three-pole, double standard frame enable quick installation and straightforward panel retrofits. Business Impact: Reduced commissioning time and easier maintenance planning. Application: Fits legacy Eaton Magnum installations and new build switchgear. Feature: High interrupting rating of 85 kA and 5000 A symmetric interrupting capacity. Business Impact: Enhanced fault tolerance for high-current feeders, minimizing arc energy and equipment damage. Application: Large motors, feeders, and critical loads in process industries and data centers. Feature: Comprehensive certifications including UL Listed, CE Marked, CSA, ANSI, DNV GL, ABS. Business Impact: Regulatory compliance enables global deployment with reduced approval cycles. Application: Regulatory-ready for multinational facilities and compliance-driven projects. Feature: Power Xpert Protection Manager compatibility for remote protection management. Business Impact: Centralized monitoring and faster diagnostics reduce maintenance costs. Application: Integrated control systems and smart plant environments. Feature: Durable Magnum frame design and precise fitments with 16.3 in depth, 16.8 in height, 31.1 in width and 237 lb weight. Business Impact: Robust physical footprint supports long service life in challenging environments. Application: Panel retrofit and new builds with space considerations.

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FAQs

The MPS8503WEAXX2A uses drawout vertical mounting designed for Magnum PXR series installations. It is compatible with standard three-pole configurations and is suitable for both new panel builds and retrofits into existing switchgear, enabling straightforward replacement without rework.
It is a three-pole unit with 85 kA short-circuit withstand and a 5000 A interrupting rating (ABCABC). The unit uses the PXR20 LSI trip unit, and its dimensions are 16.3 in (depth) × 16.8 in (height) × 31.1 in (width), with a weight of 237 lb.
Certifications include UL Listed, CE Marked, CSA Certified, ANSI; it is also recognized by KG or KEMA, Lloyd's Register, ABS, and SABA listings, with NEMA compliance noted in the product specifications.
Ideal for industrial power distribution panels, switchgear, and motor control centers in manufacturing and process facilities, especially where high fault current is a concern and precise protection coordination is required (including potential Zone Selective Interlocking scenarios).
Power Xpert Protection Manager enables remote monitoring and centralized protection management, reducing on-site visits, accelerating fault diagnostics, and helping optimize protective settings to lower downtime and extend equipment life, delivering a measurable ROI over panel lifecycles.