Eaton MPSC324MEAXX2A Magnum low voltage power circuit breaker - UL Listed 100 kA

Part Number: MPSC324MEAXX2A
Manufacturer
Eaton
Part number
MPSC324MEAXX2A

Quick Summary

Eaton Magnum low voltage power circuit breaker protects industrial power distribution by interrupting fault currents. This device reduces the risk of equipment damage and unplanned downtime by delivering fast, reliable protection for motors, transformers, and distribution panels. It carries UL Listed and CSA Certified markings, along with CE Marking and NEMA compliance, ensuring broad regulatory acceptance across global installations. The MPSC324MEAXX2A integrates with Power Xpert Protection Manager for remote monitoring and coordinating protection in complex networks, while its motorized racking and drawout design streamline maintenance. For engineers and procurement professionals, this unit offers robust protection, easier serviceability, and proven coordination in demanding environments.

Product Information

Extended Description

MPSC324MEAXX2A Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Standard frame, 3200 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
MPSC324MEAXX2A
UPC
786689633431
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
CSA Certified KEMA Certified ANSI Lloyd's Register Certified UL Listed ABS Certified DNV GL Certified
Feature: 4-pole design with a standard frame and 3200 A rating delivers high current handling capacity. Business Impact: Enables reliable protection for large panels and feeders, reducing the likelihood of nuisance trips during startup and fault events. Application: Suitable for heavy industry switchboards and distribution sections where large motor loads are common. Feature: 100 kA interrupting capacity and PXR20 LSI trip unit provide precise protection and selective coordination. Business Impact: Improves fault discrimination, minimizes downstream disruption, and supports safe maintenance windows. Application: Industrial plants with dense protection requirements and critical loads. Feature: Drawout vertical mounting with motorized racking simplifies maintenance and testing without full de-energization. Business Impact: Cuts downtime and enhances safety during maintenance cycles. Application: Routine breaker swaps, retrofit projects, and panel upgrades. Feature: Compact but sturdy dimensions (14.6 in L, 16.8 in H, 21.2 in W) and 160 lb weight improve installation in standard footprints. Business Impact: Easier retrofits and reduced space penalties in existing installations. Application: Retrofit projects in modernized facilities. Feature: Wide compliance and certification set (CCC, NEMA, CE, CSA, UL, ANSI, KEMA, DNV GL, etc.) ensures regulatory readiness. Business Impact: Streamlines procurement and minimizes risk of non-compliance during audits. Application: Public and private sector projects with strict safety requirements. Feature: Compatibility with Power Xpert Protection Manager for protection coordination and diagnostics. Business Impact: Enables proactive maintenance and real-time visibility of health and trip data. Application: Smart plants and facilities leveraging IIoT and centralized protection management.

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FAQs

The MPSC324MEAXX2A is built for standard Magnum PXR frames and features a four-pole configuration with drawout vertical mounting and motorized racking. Its dimensions (14.6 in L, 16.8 in H, 21.2 in W) and 160 lb weight support straightforward integration into typical switchgear, panels, and distribution boards without extensive cabinet modifications.
Key specs include a 3200 A rating and 100 kA interrupting capacity, paired with the PXR20 LSI trip unit. This combination enables precise overload and short-circuit protection, improves coordination with downstream devices, and minimizes nuisance trips for motor-driven loads like pumps, conveyors, and fans.
Yes. The Magnum PXR platform is designed to support selective coordination in complex architectures. The MPSC324MEAXX2A, with its PXR20 electronic trip unit and high interrupting rating, helps ensure upstream devices only trip for faults beyond the protected branch, reducing downtime and maintaining process continuity.
This device carries UL Listed and CSA Certified marks, plus CE Marked and NEMA compliance. Additional approvals include ANSI, KEMA, Lloyd's Register, ABS, DNV GL, and other certifications listed in Eaton’s datasheets, supporting regulatory compliance across US, Canada, Europe, and other markets.
The breaker integrates with Power Xpert Protection Manager for ongoing protection management, diagnostics, and firmware updates. For maintenance, Eaton provides quick-start guides and renewal parts; attention to motorized racking components and trip unit calibration is recommended to sustain optimal protection performance.