Eaton MPSC324HEAXX2A Magnum low-voltage breaker - UL Listed

Part Number: MPSC324HEAXX2A
MPSC324HEAXX2A
Manufacturer
Eaton
Part number
MPSC324HEAXX2A
Category

Quick Summary

The Eaton Magnum low-voltage breaker provides overcurrent protection for industrial power distribution. This helps prevent costly downtime from short circuits and nuisance tripping in complex electrical rooms. It carries UL Listed, CE Marked, and CSA Certified credentials, ensuring compliance across North American and international installations. Designed for 3200 A and 100 kA interrupting capacity, it supports scalable power protection and reduces maintenance costs. With fixed horizontal mounting and PXR20 LSI trip unit, installation is straightforward in existing switchgear. Its portability and robust construction support quick swaps during panel modernization projects, minimizing downtime. Customers gain transparency through widely adopted protection programs and compatible Power Xpert Release trip units.

Product Information

Extended Description

MPSC324HEAXX2A Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Standard frame, 3200 A, 100 kA, Four-pole, Fixed horizontal mounting, PXR20 LSI trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC324HEAXX2A
UPC
786689633110
Product Length/Depth
14.6 in
Product Height
16.8 in
Product Width
21.2 in
Product Weight
160 lb
Compliances
CCC Marked SABA Listed CE Marked NEMA Compliant
Certifications
Lloyd's Register Certified CSA Certified ANSI KEMA Certified UL Listed 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 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 - MPSC324HEAXX2A Eaton Specification Sheet - MPSC324HEAXX2A 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
Magnum's standard frame four-pole design delivers 3200 A continuous current and 100 kA interrupting capacity, paired with the PXR20 LSI trip unit to provide robust fault protection and controlled arc energy, reducing damage to feeders, motors, and downstream equipment. This unit is ideal for main feeders, motor control centers, and large switchgear installations where uptime matters. Fixed horizontal mounting and a rugged enclosure simplify installation in existing switchgear, minimizing field wiring and alignment challenges and accelerating commissioning. Power Xpert Release trip unit integration offers advanced protection coordination and easier protection management, reducing nuisance trips and enabling centralized monitoring via Power Xpert Protection Manager. Certifications such as UL Listed, CE Marked, and CSA Certified underpin global compliance, while renewal parts and accessories extend lifecycle management and protect protection coordination over time. Overall, this solution lowers maintenance costs and improves ROI for industrial power protection programs.

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FAQs

The MPSC324HEAXX2A uses a fixed horizontal mounting in a Magnum standard frame and a four-pole configuration. With dimensions of 21.2 in width, 16.8 in height, and 14.6 in depth, and a weight around 160 lb, it fits common MCC and main switchgear footprints. Ensure cabinet clearance, busbar alignment, and mounting hardware are compatible; the unit is UL Listed, CE Marked, and CSA Certified for cross-border use.
The PXR20 LSI trip unit delivers long-time and instantaneous protection with precise coordination, reducing nuisance trips while maintaining fast fault response. It supports configurable protection curves and compatibility with Power Xpert Protection Manager for centralized monitoring, diagnostics, and protection strategy alignment across multiple panels and sites.
Yes. With four-pole design, 3200 A rating, 100 kA interrupting capacity, and fixed horizontal mounting, the breaker is well-suited for MCCs and large main feeders. The PXR20 LSI unit provides robust protection coordination, helping prevent simultaneous faults and enabling smoother motor startup protection within centralized control schemes.
Key certifications include UL Listed, CE Marked, and CSA Certified, along with Lloyd's Register, ABS, DNV GL, and ANSI in the broader certification suite. The device is also NEMA Compliant and CCC Marked, with SABA Listed credentials. These certifications simplify global installations, supplier qualification, and compliance audits for multinational facilities.
Lifecycle planning benefits from Magnum renewal parts and accessories, ensuring continued protection performance without full replacement. Replacement trip-unit components, contacts, and expansion kits help maintain coordination and fault response, reducing downtime and extending asset life. This supports long-term ROI in protection programs and eases fleet-wide maintenance scheduling.