Eaton MPSC304WEAXX2S Magnum LV Circuit Breaker - UL Listed

Part Number: MPSC304WEAXX2S
MPSC304WEAXX2S
Manufacturer
Eaton
Part number
MPSC304WEAXX2S
Category

Quick Summary

Eaton Magnum low voltage power circuit breaker protects large feeders in industrial distribution panels. Difficulties with reliable protection coordination and nuisance trips can slow production and drive maintenance costs. This unit carries ANSI, UL Listed, CE Marked, and NEMA compliance, supporting global deployment across multinational facilities. With four-pole construction and the PXR25 LSIGAM trip unit, it enhances selectivity and protection coordination, and integrates with Power Xpert Protection Manager for smarter monitoring and faster maintenance. Engineered for high-availability environments, it supports drawout vertical mounting for easy hot-swapping and serviceability, while reducing overall downtime. Industry professionals appreciate its documented performance in large switchgear and motor feeders, delivering lower lifecycle costs and better risk management.

Product Information

Extended Description

MPSC304WEAXX2S Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Standard frame, 3000 A, 100 kA, Four-pole, Drawout vertical mounting, PXR25 LSIGAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC304WEAXX2S
UPC
786689634384
Product Length/Depth
14.6 in
Product Height
16.8 in
Product Width
21.2 in
Product Weight
160 lb
Compliances
CCC Marked NEMA Compliant CE Marked SABA Listed
Certifications
ANSI KEMA Certified Lloyd's Register Certified CSA 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 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 - MPSC304WEAXX2S Eaton Specification Sheet - MPSC304WEAXX2S 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: 3000 A current rating with 100 kA short-circuit rating. Business Impact: protects high-current feeders from damaging faults, reduces arc energy, and improves upstream coordination. Application: ideal for large industrial distribution centers and motor feeders requiring robust fault handling. Feature: PXR25 LSIGAM trip unit. Business Impact: enables selective coordination and fast fault isolation, lowering nuisance trips and enabling smarter protection strategies with Protection Manager. Application: critical loads and demanding manufacturing lines where uptime is paramount. Feature: Drawout vertical mounting in a standard Magnum frame. Business Impact: simplifies installation, hot-swapping, and maintenance without extended downtime. Application: retrofit and ongoing service in switchgear assemblies and panel mains. Feature: Four-pole configuration. Business Impact: distributes protection across three-phase systems with a reliable neutral path, improving balance and safety. Application: large motors, pumps and heavy-load feeders in process and materials handling. Feature: Global certifications and compliance set. Business Impact: reduces procurement risk and supports global deployments across facilities with varied regulatory requirements. Application: multinational plants and capital projects needing consistent specifications. Feature: Extensive technical resources and compatibility. Business Impact: accelerates specification, commissioning, and maintenance through datasheets, application papers, and Protection Manager tools. Application: engineering design reviews and commissioning workflows in modern power distribution.

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FAQs

The MPSC304WEAXX2S uses a four-pole configuration with drawout vertical mounting on a standard Magnum frame. This supports straightforward installation in common low-voltage switchgear and allows convenient hot-swapping of trip units or breakers during maintenance, reducing downtime and matching existing panel layouts.
This unit is rated for 3000 A with a 100 kA short-circuit interrupting capacity, enabling robust protection for high-current feeders. It uses the PXR25 LSIGAM electronic trip unit to deliver precise coordination and dependable tripping behavior across defined protection zones.
Yes. The four-pole, high-current rating and selectivity of the PXR trip unit make it suitable for motor feeders and large distribution panels in manufacturing environments, delivering reliable protection, reduced nuisance trips, and better alignment with coordination schemes in motor control centers.
The unit carries ANSI, UL Listed, CE Marked and NEMA compliance, along with SABA, CSA, KEMA, Lloyd’s Register, and other certifications listed for global deployment. These approvals support procurement in multinational sites and help meet regional regulatory requirements.
A full set of resources is available, including the Eaton specification sheet, application notes on zone selective interlocking and selective coordination, as well as Power Xpert Protection Manager guides. These materials aid in precise specification, faster commissioning, and ongoing maintenance planning.