Eaton MPSC5A4WEAXX2A Magnum LV Circuit Breaker UL Listed
Part Number: MPSC5A4WEAXX2A
Quick Summary
Eaton Magnum low voltage power circuit breaker is designed to protect industrial electrical systems in distribution panels with reliable fault interruption. In practice, engineers face downtime and nuisance trips when protection schemes aren’t precisely coordinated, leading to costly maintenance and run-time risk. CE Marked and UL Listed certifications, along with ANSI and CSA registrations, back global deployment and ensure compliant performance across markets. This model leverages Power Xpert Release trip units for precise coordination, while its drawout vertical mounting and four-pole design support scalable, compliant power distribution in demanding facilities. Certified to handle 100 kA short-circuit ratings and up to 5000 A interrupting capacity, it pairs with Power Xpert Protection Manager for proactive monitoring and maintenance benefits.
Product Information
Extended Description
MPSC5A4WEAXX2A Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (NABCNABC), 100 kA, Four-pole, Drawout vertical mounting, PXR20 LSI trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC5A4WEAXX2A
UPC
786689630843
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
CCC Marked SABA Listed CE Marked NEMA Compliant
Certifications
ANSI KEMA Certified CSA Certified Lloyd's Register 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
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 - MPSC5A4WEAXX2A
Eaton Specification Sheet - MPSC5A4WEAXX2A
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 PXR20 LSI trip unit provides adjustable, line-side sensing with rapid, selective tripping, reducing unintended outages and enabling faster restoration after faults in critical manufacturing lines. Application: Ideal for large motor drives and process lines where uptime directly drives throughput and energy efficiency. Feature → Business Impact → Application: Drawout vertical mounting simplifies serviceability, enables faster hot-swaps, and minimizes panel downtime during maintenance. Application: Retrofit projects in existing switchgear or new installations in tight industrial spaces where quick access matters. Feature → Business Impact → Application: Four-pole construction delivers balanced interruption across three-phase systems, improving coordination with downstream protection and enhancing personnel safety. Application: Data centers and process plants requiring robust fault isolation and predictable trip performance. Feature → Business Impact → Application: 100 kA short-circuit rating with 5000 A interrupting capacity supports high-energy fault scenarios, reducing collateral damage and easing compliance with demanding standards. Application: Heavy industry and utility-adjacent facilities where reliability and regulatory alignment are paramount. Feature → Business Impact → Application: Certifications including CE, UL Listed, ANSI, CSA, and KEMA/ABS/DNV GL/Lloyd’s Register provide global compatibility and risk mitigation, simplifying procurement and cross-border projects. Application: Global rollouts and multi-site installations needing standardized protection legalities. Feature → Business Impact → Application: Compatibility with Power Xpert Protection Manager enables remote monitoring, event logging, and predictive maintenance, lowering operating costs. Application: Smart maintenance programs and remote diagnostics for mission-critical processes.
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FAQs
The unit offers drawout vertical mounting which accommodates standard LV panel rails and allows rapid insertion and removal without disconnecting buswork. For retrofit projects, verify panel depth of 16.3 in and clearance around the breaker, then follow the included Magnum PXR installation manual to ensure proper alignment, torque, and trip-unit configuration.
Key specs include a 100 kA short-circuit rating and 5000 A interrupting capacity, four-pole construction, and the PXR20 LSI trip unit. The catalog number MPSC5A4WEAXX2A confirms double standard frame with drawout mounting, enabling selective coordination with downstream protection in demanding facilities.
Yes. The MPSC5A4WEAXX2A carries CE Marked, UL Listed, ANSI, CSA, KEMA, Lloyd’s Register, ABS, and DNV GL certifications, among others. These registrations support cross-border installation, supplier qualification, and adherence to safety, reliability, and quality standards in multiple regions.
The PXR20 LSI trip unit improves protection coordination, reducing nuisance trips and speeding fault isolation, which lowers downtime costs. Remote monitoring via Power Xpert Protection Manager supports predictive maintenance, reducing emergency service visits and extending equipment life, contributing to lower total cost of ownership over time.
Power Xpert Protection Manager provides centralized visibility for Magnum PXR breakers, collecting trip data, fault history, and health indicators. This enables proactive maintenance scheduling, faster fault diagnosis, and efficient capacity planning, which translates to higher availability, improved safety, and reduced energy waste across distributed power systems.