Eaton MPSC323MEAXX2S Low Voltage Breaker - UL Listed

Part Number: MPSC323MEAXX2S
MPSC323MEAXX2S
Manufacturer
Eaton
Part number
MPSC323MEAXX2S
Category

Quick Summary

Eaton Magnum low voltage power circuit breaker is designed to protect industrial electrical distributions by delivering reliable, coordinated protection for motors and feeders. In the field, downtime and nuisance trips can be costly, so this unit incorporates a motorized racking option and a robust PXR25 LSIGAM trip unit to simplify maintenance without compromising safety. It carries UL Listed and ANSI certification, and Lloyd's Register certification, with CE Marked visibility to support global projects. Beyond compliance, this solution integrates smoothly with Power Xpert Release for enhanced protection coordination, delivering measurable improvements in uptime, safety, and total cost of ownership for modern manufacturing and process facilities.

Product Information

Extended Description

MPSC323MEAXX2S Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Standard frame, 3200 A, 100 kA, Three-pole, Drawout vertical with motorized racking mounting, PXR25 LSIGAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC323MEAXX2S
UPC
786689635008
Product Length/Depth
14.6 in
Product Height
16.8 in
Product Width
16.2 in
Product Weight
118 lb
Compliances
NEMA Compliant CE Marked CCC Marked SABA Listed
Certifications
Lloyd's Register Certified ANSI UL Listed KEMA Certified CSA 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 - MPSC323MEAXX2S Eaton Specification Sheet - MPSC323MEAXX2S 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 → Business Impact → Application: The Magnum PXR25 LSIGAM trip unit provides precise, adjustable protection curves that improve selective coordination, reducing damage during faults and minimizing downtime across critical feeders in steel, chemical, and automotive environments. This translates to lower energy losses and better maintenance planning in high-demand production lines. Application: Suitable for large motor loads and complex distribution schemes where accurate fault discrimination is essential. Feature → Business Impact → Application: Drawout vertical mounting with motorized racking simplifies replacement and maintenance, cutting panel downtime and exposure to arc flash during servicing. Application: Ideal for facilities with frequent breaker testing or modular panel upgrades in food processing or packaging lines. Feature → Business Impact → Application: 100 kA interrupting capability provides robust protection for high-energy fault events, safeguarding feeders and downstream equipment while enabling safe upstream coordination. Application: Heavy-duty industrial plants and mining operations where fault energy is a critical risk factor. Feature → Business Impact → Application: Standard frame, three-pole configuration matches existing Magnum families for seamless retrofits and scalable protection upgrades. Application: Refurbishments and expansions in water treatment, pulp & paper, and general manufacturing. Feature → Business Impact → Application: Broad certifications including UL Listed, ANSI, Lloyd's Register, and CE Marked support global compliance and fast market entry. Application: Multinational sites and cross-border projects requiring rigorous regulatory adherence. Feature → Business Impact → Application: Power Xpert Release compatibility enables advanced protection schemes and faster fault isolation, boosting plant reliability and control-system performance. Application: Data centers, automation cells, and continuous-process environments where uptime is mission-critical.

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FAQs

The MPSC323MEAXX2S uses a drawout vertical design with motorized racking, enabling safe, rapid insertion and removal without extensive disassembly. This facilitates faster maintenance, easier testing, and scalable upgrades within standard Magnum panels while preserving alignment with the standard frame and existing switchgear footprints.
Key ratings include a 3200 A current rating and a 100 kA short-circuit interrupting rating across three poles. Physical dimensions are 14.6 in depth, 16.8 in height, and 16.2 in width, with a weight of 118 lb, supporting installation planning and enclosure compatibility.
This breaker is UL Listed and ANSI certified, with Lloyd's Register certification and CE Marking. These certifications demonstrate safety, reliability, and regulatory compliance across regions, facilitating global procurement, warranty validity, and smoother acceptance in multinational projects.
The LSIGAM trip unit offers advanced protection logic with adjustable trip curves, enabling precise selective coordination and faster, safer fault isolation. This reduces nuisance trips, protects motors and feeders more effectively, and aligns with Power Xpert Protection Manager workflows for enhanced visibility.
Ideal for heavy-current industrial power distribution, including manufacturing, process industries, data centers, and machine control applications. Its high interrupting rating, motorized racking, and global certifications make it a strong fit for facilities requiring robust protection, uptime, and regulatory compliance across multiple regions.