Eaton MPSC4N4MEAXX2Q Magnum LV Circuit Breaker - UL Listed

Part Number: MPSC4N4MEAXX2Q
MPSC4N4MEAXX2Q
Manufacturer
Eaton
Part number
MPSC4N4MEAXX2Q
Category

Quick Summary

Magnum low voltage circuit breaker protects power distribution systems in industrial facilities by interrupting fault currents across motor control centers. Many engineers face coordination challenges, unexpected downtime, and maintenance complexity when upgrading legacy protection schemes. This product carries UL Listed, CE Marked, and NEMA Compliant certifications to support regulatory compliance and reliable operation in demanding environments. The PXR25 LSIAM trip unit enables precise protection coordination, while motorized racking simplifies servicing without energizing the panel. Coupled with Power Xpert Protection Manager compatibility, it delivers enhanced visibility, faster fault isolation, and a lower total cost of ownership for plant operators.

Product Information

Extended Description

MPSC4N4MEAXX2Q Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 4000 A (NNAABBCC), 100 kA, Four-pole, Drawout vertical with motorized racking mounting, PXR25 LSIAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC4N4MEAXX2Q
UPC
786689634315
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
NEMA Compliant CCC Marked SABA Listed CE Marked
Certifications
KEMA Certified CSA Certified Lloyd's Register Certified UL Listed 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 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 - MPSC4N4MEAXX2Q Eaton Specification Sheet - MPSC4N4MEAXX2Q 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
Feature: Drawout vertical mounting with motorized racking. Business Impact: enables safe, quick breaker replacement without a full panel outage, reducing downtime and exposure to arc flash. Application: ideal for maintenance during scheduled outages in large switchgear assemblies. Feature: Four-pole construction. Business Impact: ensures balanced protection for 3-phase systems, improving fault isolation and system stability. Application: common in process lines, heavy machinery, and data centers requiring symmetric protection. Feature: PXR25 LSIAM trip unit. Business Impact: delivers enhanced selectivity and configurable protection curves, improving reliability and reducing nuisance trips. Application: best for motor loads and critical process lines where accurate protection matters. Feature: High interrupting capacity and frame rating (4000 A frame, 100 kA SCCR). Business Impact: supports large fault currents with robust coordination, lowering risk and extending equipment life. Application: suitable for aggressive industrial environments and high-load feeders. Feature: Compliance and access to technical resources. Business Impact: simplifies regulatory audits and design validation with extensive datasheets, time-current curves, and maintenance guides. Application: supports engineering design reviews and lifecycle planning.

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FAQs

The MPSC4N4MEAXX2Q uses a drawout vertical mounting with motorized racking, designed for standard Magnum frame enclosures. It supports quick insertion and extraction without panel de-energization, reducing maintenance time and arc-flash exposure. Ensure compatible bus bars, mounting rails, and clearance per Eaton’s installation guides for safe and compliant replacement.
Key specs include a four-pole configuration, 4000 A frame, 100 kA short-circuit current rating (SCCR), and a PXR25 LSIAM protection trip unit. This combination provides precise protection, high fault tolerance, and scalable coordination for motors and feeders in demanding environments.
Yes. The four-pole Magnum unit with PXR25 LSIAM trip and motorized racking is designed for motor protection in heavy industry, delivering selective coordination, reduced nuisance trips, and safer maintenance in facilities with high inrush and fault current scenarios.
The MPSC4N4MEAXX2Q carries UL Listed and CE Marked certifications, along with NEMA compliance. Additional certifications listed include CSA, KEMA, Lloyd's Register, ABS, ANSI, DNV GL, and more, helping meet diverse global regulatory requirements and industry standards.
Power Xpert Protection Manager compatibility enables centralized monitoring and protection management, improving fault diagnosis speed and maintenance planning. This leads to lower downtime, predictive maintenance opportunities, and better asset lifecycle cost management across multiple switchgear installations.