Eaton MPSC503VEAXX2C Low Voltage Power Circuit Breaker - UL Listed

Part Number: MPSC503VEAXX2C
MPSC503VEAXX2C
Manufacturer
Eaton
Part number
MPSC503VEAXX2C
Category

Quick Summary

The Eaton MPSC503VEAXX2C Magnum low voltage power circuit breaker is a reliable protection device for industrial distribution panels. It delivers essential overcurrent protection with a focus on uptime, safety, and ease of integration. Engineers confront coordination challenges and nuisance trips; this model uses a PXR20 LSIG trip unit to enable selective protection and faster fault isolation, reducing unplanned downtime. With UL Listed, CE Marked, and NEMA Compliant certifications, it meets global standards while supporting compliant installations across multiple jurisdictions. Designed for efficiency and long-term savings, it pairs a robust Magnum frame with Power Xpert compatibility to streamline protection schemes, maintenance planning, and lifecycle cost control.

Product Information

Extended Description

MPSC503VEAXX2C Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (ABCABC), 100 kA, Three-pole, Fixed vertical mounting, PXR20 LSIG trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC503VEAXX2C
UPC
786689633066
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
31.1 in
Product Weight
237 lb
Compliances
CCC Marked CE Marked NEMA Compliant SABA Listed
Certifications
KEMA Certified ANSI CSA Certified Lloyd's Register Certified UL Listed 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 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 - MPSC503VEAXX2C Eaton Specification Sheet - MPSC503VEAXX2C 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 → Business Impact → Application: The MPSC503VEAXX2C employs a Magnum PXR double standard frame that supports durable, long-life protection in harsh industrial environments, delivering consistent interruption performance and reduced spare-part burden for OEMs and end users. This translates to lower maintenance costs and fewer field failures in critical power feeds for manufacturing lines and data centers. Feature → PXR20 LSIG trip unit → Application surprise reduction and faster fault isolation, enabling precise coordination within multi-panel assemblies and critical processes. Business impact: tighter protection coordination minimizes arcflash exposure risk and improves uptime metrics; application: data centers, process industries, and heavy manufacturing. Feature → Fixed vertical mounting with three poles → Application: straightforward installation in tight electrical rooms, improving cabinet density and reducing commissioning time. Feature → 100 kA SCCR and 3-pole design → Business impact: high fault tolerance and streamlined installation for complex motor and distribution circuits; application: large motor drives and HVAC systems. Feature → 16.3 in depth, 16.8 in height, 31.1 in width, 237 lb weight → Application: predictable footprint for retrofit projects and panel upgrades; business value: improved space management and logistics planning. Feature → UL Listed, CE Marked, NEMA Compliant, and other certifications → Business impact: regulatory confidence and global suitability; application: international manufacturing facilities and multi-site deployments. Feature → 5000 A (ABCABC) and 100 kA ratings → Application: robust protection for high-energy networks; business value: reliability in critical power paths while controlling lifecycle costs. Feature → Compatibility with Power Xpert Protection Manager and available documentation → Application: streamlined protection management, fault analysis, and quick-start guidance; business value: reduced training time and faster ROI.

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FAQs

The MPSC503VEAXX2C uses fixed vertical mounting for three-pole assemblies, delivering a compact, predictable footprint suitable for dense electrical rooms. Its Magnum frame design simplifies retrofits and new installations by aligning with standard enclosure layouts and reducing the need for custom mounting brackets.
This unit is a three-pole breaker with a short-circuit current rating of 100 kA and a 5000 A withstand capability in ABCABC configurations. It employs a PXR20 LSIG trip unit for selective coordination, and the overall form supports high-demand industrial power feeds with reliable interrupting performance.
Yes. The combination of 3-pole structure, fixed vertical mounting, high SCCR, and the PXR20 LSIG trip unit supports precise protection coordination and fast fault isolation—key for data centers, manufacturing lines, and other high-availability applications. Certifications like UL Listed and CE Marked further support global deployment.
The MPSC503VEAXX2C carries UL Listed, CE Marked, and NEMA Compliant certifications, along with additional approvals such as ANSI, CSA, and other global credentials referenced in its datasheets. These certifications ensure regulatory compliance across multiple regions and ease of multi-site procurement.
With a robust Magnum frame, LSIG trip unit for selective protection, and compatibility with Power Xpert Protection Manager, downtime is reduced and protection management is streamlined. Although upfront costs are higher than basic breakers, the long-term savings come from lower maintenance needs, fewer nuisance trips, and faster fault resolution in critical power paths.