Eaton Magnum low voltage power MPSC323VEAXX2A - PXR20 LSI

Part Number: MPSC323VEAXX2A
MPSC323VEAXX2A
Manufacturer
Eaton
Part number
MPSC323VEAXX2A
Category

Quick Summary

The Eaton Magnum low voltage power MPSC323VEAXX2A provides dependable overcurrent protection for large electrical distribution panels. Engineers often face nuisance trips and coordination challenges that compromise safety and uptime. It carries UL Listed and ANSI certifications, plus CE Marked and CCC marks, ensuring broad regulatory compliance across North America and internationally. This compact, fixed-vertical-mount breaker is rated 3200 A with a 100 kA interrupting capacity and uses the PXR20 LSI trip unit for precise protection. By aligning with Power Xpert Protection Manager workflows, it simplifies protection schemes, reduces maintenance overhead, and supports scalable, compliant expansion of electrical protection on demanding industrial lines.

Product Information

Extended Description

MPSC323VEAXX2A Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Standard frame, 3200 A, 100 kA, Three-pole, Fixed vertical mounting, PXR20 LSI trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC323VEAXX2A
UPC
786689635022
Product Length/Depth
14.6 in
Product Height
16.8 in
Product Width
16.2 in
Product Weight
118 lb
Compliances
NEMA Compliant CE Marked CCC Marked SABA Listed
Certifications
CSA Certified Lloyd's Register Certified ANSI UL Listed KEMA 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 - MPSC323VEAXX2A Eaton Specification Sheet - MPSC323VEAXX2A 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 → Business Impact → Application. The Magnum low voltage power circuit breaker delivers a high 3200 A frame with 100 kA interrupting capacity, enabling safe isolation of large feeders and critical loads; this translates to improved system reliability and reduced downtime in manufacturing cells and data centers, where downtime costs escalate quickly. The PXR20 LSI trip unit provides precise protection and selectivity, minimizing nuisance trips while preserving safety margins; ideal for multi-loop power systems in process plants and automated warehouses where coordinated protection is essential. Comprehensive certifications including UL Listed, ANSI, CE Marked, and CCC Marked streamline procurement and global deployment; this reduces project lead times and compliance risk on international builds and OEM integrations. Fixed vertical mounting, measured dimensions, and a 118 lb weight support straightforward installation in standard switchgear and panelboards, enabling quick replacements and minimal commissioning time. Documentation access and compatibility with Protection Manager simplify configuration, monitoring, and maintenance planning, delivering long-term lifecycle value for industrial operations needing predictable protection and reduced Total Cost of Ownership.

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FAQs

The MPSC323VEAXX2A uses fixed vertical mounting compatible with standard low-voltage panelboards and switchgear. With dimensions of 14.6 in depth, 16.8 in height, and 16.2 in width, plus a weight of 118 lb, it fits common layouts and allows straightforward retrofits or replacements without reconfiguring surrounding equipment.
The PXR20 LSI trip unit provides precise, zone-selective protection with fast, calibrated fault detection. This improves coordination among upstream and downstream devices, reduces nuisance trips, and enhances overall system availability in complex feeders and multi-zone motor control centers.
Yes. Rated for 3200 A with a 100 kA interrupting capacity and three-pole configuration, the MPSC323VEAXX2A is designed for large feeders and motor circuits. Its PXR20 LSI trip unit supports selective protection, helping to prevent unnecessary outages while safeguarding motors and downstream equipment.
This unit is UL Listed, ANSI certified, and CE Marked with CCC Marked and additional listings such as CSA, Lloyd's Register, ABS, and DNV GL. These certifications confirm compliance with global safety and performance standards, facilitating international procurement, and reducing regulatory risk on multinational projects.
Maintenance-focused benefits come from durable construction, supported by Power Xpert Protection Manager integration and readily available manuals. The ROI stems from lower nuisance trips, reduced downtime, and streamlined commissioning in large-scale installations, delivering long-term cost savings through improved availability and easier lifecycle management.