Eaton MPSC503MEAXX2C Magnum LV circuit breaker - UL Listed

Part Number: MPSC503MEAXX2C
MPSC503MEAXX2C
Manufacturer
Eaton
Part number
MPSC503MEAXX2C
Category

Quick Summary

The Magnum low voltage power circuit breaker MPSC503MEAXX2C protects critical feeders in industrial facilities. Engineers often contend with downtime caused by miscoordination and lengthy maintenance cycles, and this unit’s drawout vertical mounting with motorized racking streamlines testing, replacement, andInventory management. It carries UL Listed, ANSI, and CE certifications, with additional validation from KEMA, CSA, Lloyd’s Register, DNV GL, and ABS to support global compliance. Featuring a Power Xpert Release trip unit (PXR20 LSIG), it enables targeted protection and seamless integration with protection-management systems. Together, these capabilities deliver faster maintenance, safer operation, and proven protection for high-demand industrial power feeds.

Product Information

Extended Description

MPSC503MEAXX2C Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (ABCABC), 100 kA, Three-pole, Drawout vertical with motorized racking mounting, PXR20 LSIG trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC503MEAXX2C
UPC
786689635282
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
31.1 in
Product Weight
237 lb
Compliances
NEMA Compliant SABA Listed CCC Marked CE Marked
Certifications
UL Listed ANSI KEMA Certified Lloyd's Register Certified CSA Certified 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 - MPSC503MEAXX2C Eaton Specification Sheet - MPSC503MEAXX2C 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: Drawout vertical mounting with motorized racking → Business Impact: Speeds maintenance, reduces risk during pull-and-insert operations, and improves spare-part planning. Application: Manufacturing lines, data centers, and distribution feeders. Long-tail keywords woven: drawout low-voltage breaker, motorized racking, maintenance efficiency. Feature: Three-pole design with high interrupting capability → Business Impact: Supports robust protection for critical feeders and efficient fault isolation. Application: Heavy industrial facilities and process plants. Long-tail keywords: three-pole LV breaker, high SCCR, fault isolation. Feature: PXR20 LSIG protection trip unit → Business Impact: Enhances selective coordination and arc-flash mitigation while simplifying configuration. Application: Systems requiring precise protection coordination and remote monitoring. Long-tail keywords: LSIG trip unit, protective coordination, arc-flash reduction. Feature: 5000 A withstand and 100 kA SCCR capacity → Business Impact: Ensures reliable operation under high fault currents, reducing downtime and equipment damage. Application: Large electrical feeders and critical loads. Long-tail keywords: 100 kA interrupting rating, fault current withstand. Feature: Drawout compatibility and documentation access → Business Impact: Facilitates installation in existing enclosures and accelerates commissioning with available datasheets and guides. Application: retrofit projects and new builds. Long-tail keywords: installation compatibility, quick-start guides, product datasheets. Feature: Compliance and certification suite → Business Impact: Supports procurement and regulatory alignment across regions (UL, ANSI, KEMA, CSA, CE). Application: Global manufacturing, food & beverage, chemical plants. Long-tail keywords: multi-standards compliance, UL Listed, CE Marked.

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FAQs

The MPSC503MEAXX2C uses a drawout vertical mounting with motorized racking, designed to drop into Magnum frame assemblies. It is compatible with standard low-voltage power distribution layouts and supports quick replacement without major panel rework, reducing commissioning time and risk during upgrades.
This unit is a three-pole breaker with a 100 kA SCCR rating and 5000 A withstand capability. It features a PXR20 LSIG trip unit for precise protection, enabling selective coordination across feeders and improved fault isolation in demanding industrial applications.
Yes. With a high interrupting rating, motorized drawout for easy maintenance, and the PXR20 LSIG trip unit, it supports reliable protection of critical loads in data centers while enabling integration with protection management systems.
The breaker is UL Listed and CE Marked, with ANSI, KEMA, CSA, DNV GL, and Lloyd’s Register certifications. It also carries NEMA compliance and SABA listing, supporting global procurement and regulatory requirements.
Eaton provides specification sheets, installation guides, and software for protection management. Notable resources include the Magnum PXR product aids, quick-start guides, and ESD-compliant manuals that support commissioning, troubleshooting, and performance optimization.