Eaton Magnum low voltage MPSC323HEAXX2S power circuit breaker - UL Listed

Part Number: MPSC323HEAXX2S
MPSC323HEAXX2S
Manufacturer
Eaton
Part number
MPSC323HEAXX2S
Category

Quick Summary

Eaton Magnum low voltage circuit breaker MPSC323HEAXX2S is a high-capacity protective device designed for industrial switchgear and distribution panels. Operators and maintenance teams often face the challenge of balancing uptime with rigorous protection standards. This unit is UL Listed, CE Marked, and NEMA Compliant, supporting global deployment while meeting safety and regulatory requirements. Leveraging Power Xpert Release trip technology, it integrates with Magnum PXr ecosystems to optimize protection settings, reduce nuisance trips, and simplify commissioning—delivering tangible business value across plant floors and service diagnostics.

Product Information

Extended Description

MPSC323HEAXX2S Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Standard frame, 3200 A, 100 kA, Three-pole, Fixed horizontal mounting, PXR25 LSIGAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC323HEAXX2S
UPC
786689634698
Product Length/Depth
14.6 in
Product Height
16.8 in
Product Width
16.2 in
Product Weight
118 lb
Compliances
NEMA Compliant SABA Listed CCC Marked CE Marked
Certifications
KEMA Certified Lloyd's Register Certified UL Listed CSA Certified 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 Magnum PXR low voltage power circuit breakers user manual Magnum PXR low voltage power circuit breakers user manual Magnum PXR low voltage power circuit breakers user manual 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 - MPSC323HEAXX2S Eaton Specification Sheet - MPSC323HEAXX2S Magnum low-voltage power circuit breakers (ANSI and IEC) renewal parts and accessories Magnum PXR 20/25 electronic trip units time current curves Cyber security white paper Cyber security white paper Cyber security white paper
Feature: High interrupting capacity and robust frame. Business Impact: Prevents cascading faults and minimizes jeopardized equipment during faults, enabling rapid fault isolation. Application: feeders and main distribution panels in manufacturing lines and data centers. Feature: PXR25 LSIGAM trip unit with Power Xpert Release. Business Impact: Supports precise selective coordination and remote monitoring, reducing downtime and maintenance costs. Application: complex panel boards requiring staged protection and easy firmware updates. Feature: Fixed horizontal mounting in a standard Magnum frame. Business Impact: Simplifies retrofit and replacement in existing enclosures, shortening downtime during maintenance. Application: retrofits in mixed-brand switchgear and new panel installations. Feature: 3200 A frame with 100 kA interrupting capacity. Business Impact: Enhanced protection for high-load feeders and critical loads, improving system reliability and safety. Application: large manufacturing lines and data-center infrastructure. Feature: Comprehensive certifications and documentation access. Business Impact: Facilitates compliance audits and fast approvals, reducing project risk. Application: global deployments with regulatory requirements and frequent design reviews. Feature: Dimensional footprint and weight details. Business Impact: Enables accurate panel layout and minimal enclosure rework, saving installation time. Application: space-constrained switchgear and retrofit projects.

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FAQs

The MPSC323HEAXX2S uses fixed horizontal mounting in standard Magnum frames, aligning with 14.6 in depth, 16.8 in height, and 16.2 in width. Weighing 118 lb, it accommodates 3200 A frame and 100 kA interrupting capacity for robust feeder protection, while remaining compatible with LSIGAM trip units and Power Xpert Release accessories for streamlined commissioning.
Equipped with the PXR25 LSIGAM trip unit as part of Power Xpert Release, the breaker offers adjustable protection, digital trip curves, and remote monitoring. It enables selective coordination with downstream devices, reduces nuisance trips, and supports seamless integration with Power Xpert Protection Manager for centralized monitoring and maintenance.
This three-pole, fixed-horizontal Magnum breaker is well suited for large distribution panels in data centers, manufacturing lines, machine control centers, and utility switchgear. Its 3200 A frame and 100 kA capacity provide the protection margin needed for high-demand feeders while maintaining fast fault clearance and reliability in mission-critical environments.
The MPSC323HEAXX2S carries UL Listed, CE Marked, and NEMA Compliant certifications as a baseline, with CSA certification and ANSI recognition noted in the broader catalog. Additional certifications from KEMA, Lloyd's Register, DNV GL, ABS, and others support global deployment and compliance audits across diverse markets.
The combination of high interrupting capacity, selective coordination via PXR25 LSIGAM, and compatibility with Power Xpert tools reduces downtime, improves fault isolation, and streamlines commissioning. Access to rich documentation and renewal parts supports long-term maintenance, lowering total cost of ownership and delivering faster project turnarounds.