Eaton Magnum low voltage power circuit breaker MPS8503MEAXX2H - UL Listed

Part Number: MPS8503MEAXX2H
Manufacturer
Eaton
Part number
MPS8503MEAXX2H

Quick Summary

The Eaton Magnum low voltage power circuit breaker MPS8503MEAXX2H protects electrical systems by interrupting fault currents in motor control centers and switchgear. In uptime-critical environments, users struggle with nuisance tripping, complex maintenance, and extended downtime when protection devices fail under demanding loads. This unit is CE Marked, UL Listed, and ANSI/CSA certified, with NEMA compliance and Lloyd’s Register support, ensuring global safety and reliability. With a PXR20 LSIAM trip unit and motorized racking in a drawout vertical frame, it enables scalable protection and faster installation, reducing maintenance costs and downtime for panel builders and OEMs. The design supports 3-pole applications with 85 kA short-circuit rating and 5000 A interrupting capacity for large distribution schemes.

Product Information

Extended Description

MPS8503MEAXX2H Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (ABCABC), 85 kA, Three-pole, Drawout vertical with motorized racking mounting, PXR20 LSIAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS8503MEAXX2H
UPC
786689629618
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
31.1 in
Product Weight
237 lb
Compliances
CE Marked SABA Listed CCC Marked NEMA Compliant
Certifications
Lloyd's Register Certified ANSI UL Listed CSA Certified KEMA Certified DNV GL Certified ABS Certified
Feature: PXR20 LSIAM trip unit provides advanced protection with configurable pickup and time-delay settings. Business Impact: improves protection accuracy and selectivity across feeders, reducing nuisance trips and shortening fault clearance times. Application: ideal for motor control centers and machine automation in manufacturing and process industries, enabling coordinated protection with downstream devices. This enhances safety and reliability while simplifying maintenance workflows. Long-tail keywords such as Power Xpert Release trip unit, selective coordination, and low voltage protection are integrated to support compliant, efficient design without compromising performance. Feature: Drawout vertical frame with motorized racking mounting enables quick, safe breaker maintenance. Business Impact: reduces field labor and equipment downtime during insertions and removals, supporting faster changeouts and safer servicing. Application: retrofit projects and OEM panel assembly in heavy industry, where uptime and access are critical. This design minimizes human error and improves installation accuracy, aligning with industry best practices for safe electrical maintenance. Feature: High interrupting capacity and fault-current rating of 5000 A and 85 kA. Business Impact: supports large distribution schemes and high-load machines without over-protection, lowering total cost of ownership by consolidating protective devices. Application: electrical feeders and machine drives in automotive, metals, and chemical processing facilities. This specification-driven capability reduces device count while maintaining robust protection. Feature: Extensive certifications and global compliance (CE, UL, ANSI, CSA, Lloyd’s Register, etc.). Business Impact: accelerates global deployments and regulatory acceptance, reducing risk in multi-site projects. Application: international projects requiring proven safety and reliability across markets. The result is a streamlined procurement and fewer compliance questions during audits. Feature: Power Xpert Protection Manager compatibility for centralized protection management. Business Impact: enables real-time monitoring, event logging, and coordinated protection strategies from a single platform. Application: plant-wide protection schemes, OEM automation suites, and service contracts, improving insight, diagnostics, and ROI.

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FAQs

The MPS8503MEAXX2H is designed to integrate with Eaton’s Power Xpert Protection Manager, enabling centralized protection management, real-time monitoring, and streamlined fault diagnostics. This compatibility supports scalable protection schemes across multiple panels and sites, improving operational visibility and reducing mean time to repair.
The PXR20 LSIAM trip unit provides configurable protection curves and selective coordination, making it ideal for motor control centers, machine automation panels, and large distribution feeders. It helps minimize nuisance trips while ensuring precise tripping logic under varying loads.
This is a 3-pole, drawout vertical breaker with an 85 kA short-circuit rating and 5000 A interrupting capability (ABCABC). Dimensions are 16.3 in depth, 16.8 in height, and 31.1 in width, with an approximate weight of 237 lb.
The unit is CE Marked, UL Listed, ANSI/CSA certified, and carries additional certifications including Lloyd’s Register and others, supporting global safety compliance and reliability across markets.
Motorized racking enables safer, faster breaker insertions and removals, reducing maintenance time and human error. The drawout vertical frame simplifies servicing in large switchgear and facilitates rapid replacements in high-demand environments.