Eaton Magnum low voltage circuit breaker MPS8503VEAXXSW - UL
Part Number: MPS8503VEAXXSW
Quick Summary
The Eaton Magnum low voltage circuit breaker provides reliable overcurrent protection for industrial power distribution panels and switchgear. For engineers facing space constraints, mounting orientation, and compatibility with protection relays, this unit offers a robust, scalable solution. It carries UL Listed, CE Marked, and NEMA compliance, with additional certifications including CSA and Lloyd’s Register for global installation. Leverage its compatibility with Power Xpert Protection Manager and Magnum PXR trip units to optimize circuit protection strategies, reduce downtime, and simplify compliance. With a three-pole fixed vertical mounting design, installation is straightforward in compact panels, while the 5000 A and 85 kA ratings provide robust fault withstand.
Product Information
Extended Description
MPS8503VEAXXSW Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (ABCABC), 85 kA, Three-pole, Fixed vertical mounting, No trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS8503VEAXXSW
UPC
786689635626
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
31.1 in
Product Weight
237 lb
Compliances
CE Marked CCC Marked NEMA Compliant SABA Listed
Certifications
UL Listed Lloyd's Register Certified CSA Certified KEMA Certified 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
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 x32 22.06 1
Power Xpert Protection Manager x32 22.06 1
Eaton Specification Sheet - MPS8503VEAXXSW
Eaton Specification Sheet - MPS8503VEAXXSW
Magnum low-voltage power circuit breakers (ANSI and IEC) renewal parts and accessories
Magnum PXR 20/25 electronic trip units time current curves
Safer by design: arc energy reduction techniques
Safer by design: arc energy reduction techniques
Safer by design: arc energy reduction techniques
Feature: Three-pole fixed vertical mounting design reduces wiring complexity and simplifies cabinet layout, enabling cleaner panel interiors. Benefit: Streamlined installation and space savings translate to shorter commissioning times and lower labor costs in control panels and switchgear. Application: Ideal for new builds or retrofit projects in industrial automation and process facilities. Feature: High interrupting capacity of 85 kA with a 5000 A frame rating, delivering robust fault tolerance. Benefit: Enhanced protection for equipment and personnel during short-circuit events, supporting reliable operations in heavy-demand environments. Application: Suitable for power distribution in manufacturing cells and critical process lines. Feature: No trip unit installed by default, enabling you to select a protection scheme that matches your system. Benefit: Flexible integration with Magnum PXR trip units or other protection strategies without redundant equipment. Application: Retrofit programs and new builds where protection architecture is evolving. Feature: Broad certifications and compliance (UL Listed, CE Marked, NEMA Compliant, CSA, Lloyd’s Register, etc.). Benefit: Simplified global procurement and faster regulatory approvals across multi-site operations. Application: Global installations in automotive, food & beverage, and discrete manufacturing. Feature: Fixed vertical mounting supports compatibility with multi-frame assemblies and field retrofits. Benefit: Predictable fit within standard enclosures and enhanced mechanical stability during vibration-prone operations. Application: Panel upgrades in conveyors, robotics, and packaging lines.
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FAQs
The MPS8503VEAXXSW is a three-pole, fixed vertical mounting breaker designed for standard frame assemblies. Its dimensions (16.3 in depth, 16.8 in height, 31.1 in width) and weight (237 lb) fit many large enclosure configurations. Verify enclosure width, mounting rails, and cross-busbar clearances; consider whether a trip unit is needed (no trip unit is included by default) to match protection strategy.
The MPS8503VEAXXSW offers a high interrupting capacity suitable for industrial needs, with a short-circuit current rating of 85 kA and a frame rating of 5000 A. This combination supports robust fault interruption in demanding environments such as manufacturing floors and critical process lines.
This breaker is UL Listed and CE Marked, with additional compliance including NEMA, CCC, and SABA listings. It also references certifications from CSA, Lloyd’s Register, KEMA, ANSI, ABS, and DNV GL, supporting global procurement and installation across diverse regulatory regimes.
Plan for a device size of 16.3 inches depth, 16.8 inches height, and 31.1 inches width, with an approximate weight of 237 pounds. These dimensions influence enclosure footprint, mounting space, and airflow considerations in control panels and switchgear assemblies.
Eaton provides renewal parts and accessories for Magnum PXR and related models, including documents on renewal parts and accessories. For lifecycle management, review the Magnum renewal parts TD and the Power Xpert Protection Manager tools to optimize protection schemes, keep trip units current, and minimize downtime during upgrades or service.