Eaton MPSC124MEAXX2H Magnum LV circuit breaker - UL Listed
Part Number: MPSC124MEAXX2H
Quick Summary
The Eaton Magnum low voltage power circuit breaker protects electrical systems by interrupting fault currents in commercial and industrial setups. Engineers often struggle to balance installation complexity, duty cycle, and long-term maintenance when selecting a high-capacity breaker. This model carries CE Marked, UL Listed, and ANSI/KEMA certifications, ensuring compliance across regional standards. It also features a Power Xpert Protection Manager compatibility and a PXR20 LSIAM trip unit, delivering precise protection and scalable monitoring. Together, these capabilities translate to faster commissioning, reduced downtime, and improved asset reliability for any industrial automation installation. Its rugged design also minimizes maintenance intervals and extends service life in harsh environments.
Product Information
Extended Description
MPSC124MEAXX2H Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Standard frame, 1200 A, 100 kA, Four-pole, Drawout vertical with motorized racking mounting, PXR20 LSIAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC124MEAXX2H
UPC
786689639600
Product Length/Depth
14.6 in
Product Height
16.8 in
Product Width
21.2 in
Product Weight
160 lb
Compliances
CE Marked NEMA Compliant SABA Listed CCC Marked
Certifications
Lloyd's Register Certified ANSI KEMA Certified CSA Certified UL Listed 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 x64 22.6 1
Power Xpert Protection Manager x64 22.6 1
Eaton Specification Sheet - MPSC124MEAXX2H
Eaton Specification Sheet - MPSC124MEAXX2H
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
High-current protection is built into the Magnum MPSC124MEAXX2H, delivering a 1200 A rating with a 100 kA short-circuit withstand. This capacity protects heavy feeders and large-motor circuits from damaging fault energy while enabling reliable selective coordination in complex switchgear. Drawout vertical mounting with motorized racking simplifies maintenance and breaker replacement. Motorized racking reduces manual effort and improves safety during energized work, enabling faster re-energization after service. Equipped with the PXR20 LSIAM trip unit, it offers flexible protection settings and fast, accurate trip decisions. The advanced unit supports coordination across panels and minimizes nuisance trips in demanding industrial environments. Power Xpert Protection Manager compatibility enables centralized protection management and real-time visibility of breaker health. Integrating with Power Xpert allows streamlined diagnostics, faster fault isolation, and easier compliance reporting. Global certifications—CE Marked, UL Listed, ANSI and KEMA certified—support cross-border deployment and regulator compliance. NEMA compliance, SABA listing, and CCC marking further extend applicability across diverse markets. With a standard frame and a four-pole drawout configuration, the unit fits common low-voltage switchgear footprints. Dimensions of 14.6 in length, 16.8 in height, and 21.2 in width, along with a 160 lb weight, simplify panel design and installation.
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FAQs
Plan for a four-pole drawout breaker with motorized racking in a vertical configuration. Ensure the panel can support a 160 lb device and accommodates the 14.6 inch depth, 16.8 inch height, and 21.2 inch width. Provide adequate clearance for racking operations and follow Eaton’s installation guide to ensure safe, code-compliant mating of bus, lugs, and accessory trip units.
The MPSC124MEAXX2H is rated for 1200 A with a 100 kA short-circuit withstand. It is a four-pole, drawout low-voltage circuit breaker featuring the PXR20 LSIAM trip unit and standard frame. It measures 14.6 in deep, 16.8 in high, and 21.2 in wide, with an approximate weight of 160 lb, and carries multiple regional certifications for compliance.
Yes. The PXR20 LSIAM trip unit and Magnum’s four-pole design support selective coordination across panels, reducing nuisance trips while protecting upstream and downstream devices. For optimal results, align the trip curves with your motor starting characteristics and consult the available time-current curves and coordination papers provided by Eaton.
This model is CE marked and UL listed, with ANSI and KEMA certifications among others, plus NEMA compliance and SABA listing. These certifications verify regulatory compliance across regions, streamline cross-border deployments, and support customer requirements for safety, performance, and reliability in diverse markets and end-user environments.
Using Magnum PXR with Power Xpert Protection Manager centralizes protection settings, enables remote health monitoring, and streamlines fault diagnosis. This reduces maintenance visits, shortens downtime after faults, and improves overall equipment uptime. The combination supports proactive maintenance, faster commissioning, and better regulatory reporting for energy-intensive facilities.