Eaton Magnum low voltage power circuit breaker MPSC4N3MEAXX2S - UL Listed

Part Number: MPSC4N3MEAXX2S
MPSC4N3MEAXX2S
Manufacturer
Eaton
Part number
MPSC4N3MEAXX2S
Category

Quick Summary

Eaton Magnum low voltage power circuit breaker protects industrial power systems from faults. In the field, you need dependable motorized racking and precise trip behavior to minimize downtime. UL Listed, CE Marked, and ANSI/NEMA certifications underpin reliability and regulatory compliance. Designed for three-pole drawout frames with Power Xpert Release trip units, it supports selective coordination and easy maintenance. Businesses deploying this breaker benefit from improved uptime, safer fault isolation, and straightforward integration with existing protection schemes. Its rugged housing and documented compliance simplify procurement and project approvals. With 3-pole configuration and 100 kA interrupting capacity, it scales for future load growth.

Product Information

Extended Description

MPSC4N3MEAXX2S Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 4000 A (AABBCC), 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
MPSC4N3MEAXX2S
UPC
786689633196
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
31.1 in
Product Weight
237 lb
Compliances
NEMA Compliant CCC Marked CE Marked SABA Listed
Certifications
UL Listed Lloyd's Register Certified ANSI 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 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 - MPSC4N3MEAXX2S Eaton Specification Sheet - MPSC4N3MEAXX2S 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 with motorized racking mounting. Business Impact: Reduces maintenance downtime and exposure risk during breaker swaps, enabling safer field service and faster maintenance windows. Application: Used in main distribution panels where equipment moves between positions for testing or replacement. Feature: PXR25 LSIGAM trip unit. Business Impact: Delivers precise protection and improved selectivity, mitigating nuisance trips while safeguarding critical loads. Application: Ideal for motors, conveyors, and process lines requiring reliable trip coordination. Feature: Three-pole, 4000 A frame with 100 kA interrupting capacity. Business Impact: Supports high-load scenarios and scalable protection for growing systems, reducing the likelihood of cascading outages. Application: Suitable for large industrial feeders and data-center equipment sharing a common bus. Feature: Drawout design with motorized racking mounting. Business Impact: Simplifies device maintenance, reduces commissioning time, and supports quick reconfiguration during engineering changes. Application: Beneficial in retrofit projects and new installations within existing Magnum ecosystems. Feature: Compliance and certifications. Business Impact: Aligns with global standards (UL, CE, ANSI/NEMA) to streamline procurement, audits, and cross-border deployments. Application: Essential for regulated environments and multinational facilities.

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FAQs

The MPSC4N3MEAXX2S uses a three-pole drawout vertical format with motorized racking, designed to drop into compatible Magnum PXR frame assemblies. It supports easy migration from older Magnum units and aligns with Power Xpert Release trip units, ensuring seamless integration with existing protection schemes.
Key specs include a 100 kA interrupting rating, a 4000 A standard frame, and a PXR25 LSIGAM trip unit. It is UL Listed and CE Marked, with ANSI/NEMA compatibility, making it suitable for demanding industrial environments requiring strong fault protection and coordination.
Best suited for main distribution panels, conveyors, motors, and process lines in manufacturing facilities and data centers where reliable, coordinated protection and straightforward maintenance are essential.
The unit carries UL Listed, CE Marked, and ANSI/NEMA compliant statuses, along with additional certifications such as KEMA, CSA, ABS, and DNV GL in the broader Magnum PX family, supporting audits and cross-border deployments.
Motorized racking speeds maintenance and swap-outs, reduces personnel exposure, and minimizes downtime. Combined with selective coordination from the PXR trip unit, this reduces downtime costs and extends equipment life, improving overall return on investment.