Eaton MPSC503VEAXX2A Magnum low voltage power circuit breaker - UL Listed

Part Number: MPSC503VEAXX2A
MPSC503VEAXX2A
Manufacturer
Eaton
Part number
MPSC503VEAXX2A
Category

Quick Summary

Eaton Magnum low voltage power circuit breaker provides reliable overcurrent protection for large electrical distributions and motor circuits. In many industrial environments, nuisance trips and inadequate protection coordination drive maintenance cost and downtime. This model carries UL Listed, CE Marked, and CSA Certified labels (along with ANSI and Lloyd's Register), delivering global compliance and safety. Designed for fixed vertical mounting with the PXR20 LSI trip unit and Power Xpert Protection Manager compatibility, it enables scalable protection schemes, faster commissioning, and reduced downtime for complex panel builds.

Product Information

Extended Description

MPSC503VEAXX2A Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (ABCABC), 100 kA, Three-pole, Fixed vertical mounting, PXR20 LSI trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC503VEAXX2A
UPC
786689635466
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
Lloyd's Register Certified UL Listed CSA Certified ANSI KEMA Certified 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 x64 22.6 1 Power Xpert Protection Manager x64 22.6 1 Eaton Specification Sheet - MPSC503VEAXX2A Eaton Specification Sheet - MPSC503VEAXX2A 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: Power Xpert Release (PXR20) electronic trip unit provides selective coordination and precise overcurrent protection. Business Impact: minimizes nuisance trips, enables faster fault isolation, and reduces unplanned downtime. Application: ideal for large motor feeders and critical distribution panels in industrial facilities. Feature: High fault current capacity with 100 kA interrupting rating and Magnum double-frame design supports heavy fault currents. Business Impact: enhances system resilience and uptime in manufacturing environments and data centers. Application: suitable for applications requiring robust protection in high-energy circuits. Feature: Three-pole, fixed vertical mounting simplifies installation in standard industrial control cabinets. Business Impact: reduces commissioning time and wiring complexity, improving overall project efficiency. Application: retrofit and new installations across plant floors and switchgear enclosures. Feature: Global certifications including UL Listed, CE Marked, CSA Certified, ANSI, and Lloyd's Register support. Business Impact: streamlines procurement and compliance across multinational sites. Application: procurement for multinational facilities and regulated industries. Feature: Integration with Magnum PXR ecosystem and Power Xpert Protection Manager for centralized monitoring. Business Impact: enables real-time protection management and faster maintenance planning. Application: SCADA-ready protection strategy in large distribution systems and motor control centers. Feature: Comprehensive documentation and support resources including manuals, application notes, and renewal parts. Business Impact: accelerates design validation, troubleshooting, and lifecycle management. Application: engineering workflows requiring reliable parts and up-to-date guidance.

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FAQs

Yes. The MPSC503VEAXX2A uses fixed vertical mounting and a three-pole configuration designed to drop into standard Magnum panel layouts. It integrates with the Power Xpert Release (PXR20) trip unit, enabling seamless coordination with existing Power Xpert Protection Manager setups and minimizing panel rework during retrofits.
Key ratings include a three-pole frame with a 100 kA (short-circuit) interrupting capacity and a 5000 A rated frame context, along with a fixed mounting arrangement. The PXR20 electronic trip unit provides precise overcurrent protection and selective coordination for motor feeders and distribution panels.
Industrial facilities with heavy motor loads, large distribution panels, and critical feeders benefit most. Applications include manufacturing lines, pump and fan drives, and process automation where reliable protection, fast fault isolation, and coordination with protection management systems are essential for uptime and safety.
The MPSC503VEAXX2A carries UL Listed, CE Marked, CSA Certified, ANSI, and Lloyd's Register certifications, among others. This broad certification ecosystem supports global procurement, regulatory compliance, and safer operations across multinational sites.
Eaton provides extensive manuals, application notes, and renewal parts for Magnum PXR devices. Features like the PXR20 trip unit simplify diagnostics and commissioning, while available renewal parts and compatible accessories help extend service life and reduce total cost of ownership through easier maintenance and upgrades.