Eaton MPSC123VEAXXSW Magnum LV Circuit Breaker - 100 kA

Part Number: MPSC123VEAXXSW
MPSC123VEAXXSW
Manufacturer
Eaton
Part number
MPSC123VEAXXSW
Category

Quick Summary

Eaton Magnum low voltage power circuit breaker protects electrical distribution systems in industrial and commercial settings. This unit provides reliable overcurrent protection while minimizing nuisance trips and downtime. UL Listed, CE Marked, and CSA Certified, with additional KEMA and Lloyd's Register attestations, it meets global compliance requirements. Designed for Magnum PXR trip-unit compatibility, it offers a scalable protection path that supports future upgrades and optimized maintenance across diverse power architectures.

Product Information

Extended Description

MPSC123VEAXXSW Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Standard frame, 1200 A, 100 kA, Three-pole, Fixed vertical mounting, No trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC123VEAXXSW
UPC
786689638634
Product Length/Depth
14.6 in
Product Height
16.8 in
Product Width
16.2 in
Product Weight
118 lb
Compliances
CCC Marked SABA Listed NEMA Compliant CE Marked
Certifications
KEMA Certified Lloyd's Register Certified CSA Certified ANSI 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 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 x32 22.06 1 Power Xpert Protection Manager x32 22.06 1 Eaton Specification Sheet - MPSC123VEAXXSW Eaton Specification Sheet - MPSC123VEAXXSW 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
The MPSC123VEAXXSW delivers 1200 A current rating and 100 kA short-circuit capacity, providing a wide protection margin that reduces the risk of equipment damage and unplanned outages in demanding production environments. This three-pole breaker with fixed vertical mounting fits a standard frame, enabling fast installation and straightforward panel integration while conserving space in compact switchboards. Its extensive certifications—UL Listed, CE Marked, CSA Certified, plus KEMA and Lloyd's Register—streamline procurement and ensure regulatory compliance across regions, lowering project risk and vendor qualification time. Although shipped without a trip unit, it is designed for Magnum PXR trip-unit upgrades, enabling selective coordination and a clean retrofit path without replacing enclosures. Engineering teams also benefit from Eaton’s technical resources, including time/current curves and application papers, to optimize coordination and protection schemes on complex systems.

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FAQs

This is a three-pole, fixed-vertical mounting breaker in a standard Magnum frame. Ensure panel compatibility, observe mounting clearances, and follow torque specs from the Magnum PXR installation guidelines. For best results, coordinate with zone selective interlocking practices and verify busbar alignment during retrofit or new installs.
The unit is rated for 1200 A with a 100 kA short-circuit rating, three-pole configuration, fixed vertical mounting, and no trip unit included by default. It supports Magnum PXR trip-unit options for selective coordination. It is UL Listed, CE Marked, and CSA Certified, with additional industry certifications to support global deployments.
Yes. The breaker carries UL Listed, CE Marked, and CSA Certified statuses, along with KEMA and Lloyd's Register certifications. Compliances also include CCC Marked and NEMA considerations, enabling use in diverse markets. Always confirm local electrical standards and enclosure compatibility, but this device is designed for global protection in industrial power systems.
Yes. The MPSC123VEAXXSW ships without a trip unit but is compatible with Magnum PXR trip units. You can upgrade in the field to Power Xpert Release for selective coordination, maintaining enclosure integrity and reducing retrofit downtime. This approach supports scalable protection as system demands evolve.
Eaton provides comprehensive documentation, including time/current curves, application notes (such as zone selective interlocking), and user manuals for Magnum PXR. For renewal parts and compatibility, consult the Magnum renewal and parts datasheets. These resources help optimize protection schemes, maintenance intervals, and retrofit planning across industrial applications.