Eaton MPS8503MEAXX2Q Magnum LV Circuit Breaker - UL Listed

Part Number: MPS8503MEAXX2Q
MPS8503MEAXX2Q
Manufacturer
Eaton
Part number
MPS8503MEAXX2Q
Category

Quick Summary

Eaton Magnum low voltage power circuit breaker MPS8503MEAXX2Q delivers reliable protection for industrial switchgear and motor circuits. Panel builders and maintenance teams often struggle with coordinating protection schemes while keeping downtime to a minimum. This unit carries UL Listed, CE Marked, and CSA Certified credentials, plus additional certifications such as Lloyd's Register and DNV GL for global compliance. With the PXR25 LSIAM trip unit and motorized racking in a drawout vertical format, it supports remote protection management and fast maintenance, reducing service time. In busy plant environments you gain scalable protection, easier audits, and continued lifecycle value through proven Eaton standards.

Product Information

Extended Description

MPS8503MEAXX2Q 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, PXR25 LSIAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS8503MEAXX2Q
UPC
786689629625
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
31.1 in
Product Weight
237 lb
Compliances
NEMA Compliant CCC Marked CE Marked SABA Listed
Certifications
Lloyd's Register Certified CSA Certified KEMA Certified UL Listed ANSI ABS Certified DNV GL 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 Magnum PXR low voltage power circuit breakers user manual Magnum PXR low voltage power circuit breakers user manual Magnum PXR low voltage power circuit breakers user manual Circuit Protection, Power Breakers, Contactors and Fuses, Volume 4, Tab 3 Power Xpert Protection Manager x32 22.06 1 Power Xpert Protection Manager x32 22.06 1 Eaton Specification Sheet - MPS8503MEAXX2Q Eaton Specification Sheet - MPS8503MEAXX2Q Magnum low-voltage power circuit breakers (ANSI and IEC) renewal parts and accessories Magnum PXR 20/25 electronic trip units time current curves Cyber security white paper Cyber security white paper Cyber security white paper
Feature: PXR25 LSIAM electronic trip unit; Business impact: precise overcurrent protection with adjustable settings enables selective coordination, reducing nuisance trips and improving uptime. Application: ideal for large motor feeders, MCCs, and process lines where fast fault isolation matters. Feature: Drawout vertical with motorized racking mounting; Business impact: simplifies maintenance and safe breaker replacement, minimizing system downtime. Application: retrofit into existing panels or new installations with standard frame compatibility. Feature: 5000 A interrupting capacity and 85 kA short-circuit rating; Business impact: high fault tolerance supports robust protection in high-demand applications, reducing gear stress and downtime. Application: distribution feeders in heavy industry and critical process lines. Feature: Comprehensive compliance and certifications (NEMA, CCC, CE, SABA, UL Listed, CSA, KEMA, DNV GL, ANSI, Lloyd’s Register); Business impact: enhances procurement confidence and accelerates approvals for global projects. Application: multinational manufacturing facilities and mixed-supply environments. Feature: Power Xpert Protection Manager / Power Xpert Release compatibility; Business impact: enables remote monitoring, faster diagnostics, and streamlined maintenance planning. Application: plant-wide protection strategy and fleet management across multiple sites.

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FAQs

The MPS8503MEAXX2Q uses a drawout vertical mounting with motorized racking, enabling quick, safe replacement and simplified maintenance. Plan for a compatible triple-pole enclosure, ensure clear access for racking operations, and verify electrical clearances per NEMA/UL guidelines. This setup minimizes downtime during maintenance and improves overall cabinet serviceability.
This breaker carries UL Listed, CE Marked, and CSA Certified credentials, along with additional approvals from Lloyd’s Register, DNV GL, and KEMA. These certifications support global compliance, streamline procurement across regions, and reduce project risk by aligning with international electrical safety and performance standards.
Yes. With the PXR25 LSIAM trip unit and a 5000 A interrupting capacity paired with 85 kA short-circuit rating, the device supports selective coordination in MCCs and high-demand feeders. This minimizes disturbances in one part of the system while isolating faults quickly in others, maintaining process continuity.
Power Xpert Release provides advanced protection logic, enabling precise tripping and integration with Power Xpert Protection Manager. It allows remote configuration, fault diagnostics, and centralized protection management, which reduces on-site maintenance time and improves visibility across plant networks.
The combination of motorized racking for rapid maintenance, high fault capacity for robust protection, and global certifications reduces downtime, extends mean time between failures, and simplifies audits. Coupled with remote monitoring and a long service life, the unit lowers total cost of ownership in demanding industrial environments.