Eaton MPSC304MEAXX2A Magnum low voltage breaker - UL Listed

Part Number: MPSC304MEAXX2A
MPSC304MEAXX2A
Manufacturer
Eaton
Part number
MPSC304MEAXX2A
Category

Quick Summary

Eaton Magnum low voltage power circuit breaker MPSC304MEAXX2A provides reliable protection for motor starters and distribution panels. Engineers often grapple with coordinating protection to prevent nuisance tripping while keeping downtime to a minimum. This Magnum unit ships UL Listed, CE Marked, and ANSI/KEMA certified, supporting safe worldwide deployment. With a 3000 A/100 kA frame and Power Xpert Release (PXR20) LSI trip unit, it delivers precise protection and fast fault clearance. Designed for rugged industrial environments, it supports selective coordination and easier upgrades in motor control centers and distribution panels. The compact form factor and documented integration with Magnum PXRs ease procurement and installation for engineers and procurement professionals.

Product Information

Extended Description

MPSC304MEAXX2A Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Standard frame, 3000 A, 100 kA, Four-pole, Drawout vertical with motorized racking mounting, PXR20 LSI trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC304MEAXX2A
UPC
786689633714
Product Length/Depth
14.6 in
Product Height
16.8 in
Product Width
21.2 in
Product Weight
160 lb
Compliances
NEMA Compliant CCC Marked CE Marked SABA Listed
Certifications
ANSI KEMA Certified Lloyd's Register 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 - MPSC304MEAXX2A Eaton Specification Sheet - MPSC304MEAXX2A 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: High interrupt rating of 100 kA with a 3000 A standard frame. Impact: Enables safe interruption of high fault currents in macro distribution networks, reducing arc energy, downstream damage, and maintenance costs. Application: Ideal for feeders and motor control centers in heavy industry and process plants where large short-circuit currents are possible. Feature: Drawout vertical mounting with motorized racking. Impact: Simplifies maintenance, reduces hot-work risk, and speeds breaker replacement without system downtime. Application: Particularly beneficial in switchgear cabinets and retrofit projects across new and existing installations. Feature: Power Xpert Release trip unit PXR20 LSI. Impact: Provides precise protection settings, advanced coordination, and arc energy reduction. Application: Supports selective coordination in complex MCCs to improve reliability and uptime. Feature: Comprehensive compliance and certifications. Impact: Enables global deployment and simplifies procurement across multi-region projects. Application: Required for regulated industries and multinational facilities. Feature: Integration readiness with Power Xpert Protection Manager and available manuals. Impact: Facilitates quick start, onboarding, and lifecycle support ensuring efficient operation. Application: Installation in plant power distribution, MCCs, and control panels.

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FAQs

The MPSC304MEAXX2A uses a drawout vertical mounting with motorized racking, designed for Magnum PXR frames. This enables quick breaker removal and replacement without de-energizing the system, reduces maintenance time, and improves safety during servicing in MCCs and switchgear cabinets.
Key specs include four poles, a 3000 A frame rating, and a 100 kA interrupting capacity. The PXR20 LSI trip unit provides adjustable protection settings and selective coordination to minimize unwanted trips while protecting equipment.
Yes. The four-pole, high interrupt capability and PXR20 protection unit are well-suited for MCCs in process plants, where reliable motor protection and precise fault clearance are critical for uptime and safety.
This model is UL Listed and CE Marked, with ANSI and KEMA certifications. Additional certifications include CSA, ABS, DNV GL, and SABA listings, enabling global deployment and regulatory compliance across multiple regions.
Eaton provides manuals and guides, including Power Xpert Protection Manager tools and quick-start guides. Renewal parts and technical datasheets are available, helping optimize maintenance intervals and reduce total cost of ownership.