Eaton MPSC5A4VEAXX2A Magnum LV Circuit Breaker - PXR20

Part Number: MPSC5A4VEAXX2A
MPSC5A4VEAXX2A
Manufacturer
Eaton
Part number
MPSC5A4VEAXX2A
Category

Quick Summary

Eaton Magnum low voltage power circuit breaker provides reliable protection for industrial switchgear and control panels. Aging trip units and miscoordination can trigger nuisance trips and complicate maintenance. This model carries CE marking, UL listed, and CSA certification, ensuring global compliance and safe operation. Designed for power distribution applications and compatible with Power Xpert Release trip units, it supports safer commissioning, faster troubleshooting, and lower total cost of ownership. With four-pole construction and fixed vertical mounting, it enables straightforward installation in vertical switchgear bays. Its 5000 A interrupt capacity (NABCNABC) and 100 kA short-circuit rating equip it for challenging industrial environments.

Product Information

Extended Description

MPSC5A4VEAXX2A Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (NABCNABC), 100 kA, Four-pole, Fixed vertical mounting, PXR20 LSI trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC5A4VEAXX2A
UPC
786689630775
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
CE Marked SABA Listed NEMA Compliant CCC Marked
Certifications
CSA Certified Lloyd's Register Certified UL Listed KEMA Certified ANSI 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 Power Xpert Release trip unit for Magnum PXR circuit breakers PXR 20/25 user manual Power Xpert Release trip unit for Magnum PXR circuit breakers PXR 20/25 user manual Power Xpert Release trip unit for Magnum PXR circuit breakers PXR 20/25 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 - MPSC5A4VEAXX2A Eaton Specification Sheet - MPSC5A4VEAXX2A 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: PXR20 LSI trip unit is embedded in the Magnum MPSC5A4VEAXX2A, delivering advanced protection with precise selectivity. Business Impact: engineers gain tighter coordination with downstream devices, reducing nuisance trips and improving outage clarity. Application: ideal for critical processes in manufacturing lines and automated systems. Feature: four-pole construction with a double standard frame and fixed vertical mounting provides robust mechanical stability. Business Impact: improves arc interruption performance and simplifies layout planning in large switchgear. Application: suitable for high-load feeder circuits in industrial plants. Feature: high interrupt capacity of 5000 A (NABCNABC) along with 100 kA short-circuit rating enables safe operation under fault conditions. Business Impact: supports compliance with safety margins and reduces the risk of cascading trips. Application: especially beneficial in halls with dense busbar configurations. Feature: compatibility with Power Xpert Release trip units and related protection tooling. Business Impact: accelerates commissioning, enables remote diagnostics, and simplifies ongoing maintenance. Application: retrofit projects and new builds across automation, packaging, and process industries. Feature: broad compliance and certifications coverage including CE Marked, SABA Listed, NEMA Compliant, CCC Marked, UL Listed, CSA Certified. Business Impact: eases regulatory approvals and supplier qualification, reducing project timelines. Application: global installations with stringent industrial standards. Feature: extensive documentation and support resources including application notes, datasheets, and user guides. Business Impact: minimizes engineering guesswork and speeds field installation. Application: engineering offices and maintenance teams seeking quick reference and reliable parts compatibility.

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FAQs

Plan for fixed vertical mounting and ensure space for a four-pole frame. Verify enclosure clearance, busbar alignment, and compatibility with the panel’s existing protection scheme. The PXR20 LSI trip unit integrates with Power Xpert systems, so confirm software interoperability and wiring harness availability before retrofit.
Key specs include four-pole construction, 5000 A interrupt capacity (NABCNABC), 100 kA short-circuit rating, and a PXR20 LSI trip unit. Physical dimensions are 16.3 in depth, 16.8 in height, and 44.1 in width, with a weight around 319 lb. These figures support selective coordination and robust fault handling in demanding environments.
Yes. The PXR20 LSI trip unit is designed to enhance selectivity, reducing unnecessary upstream trips while preserving downstream protection. For process environments, this improves uptime and safety, especially when paired with appropriate coordination studies and downstream protection settings.
The unit carries CE Marked, SABA Listed, NEMA Compliant, CCC Marked compliances and UL Listed, CSA Certified certifications. These approvals support global deployment, regulatory compliance, supplier qualification, and safer field operation across diverse markets.
Upgrading yields fewer nuisance trips, faster fault diagnosis via integrated trip units, and improved maintenance planning. The Power Xpert ecosystem enables remote monitoring and quicker troubleshooting, helping reduce downtime and extend service life of power distribution infrastructure.