Eaton MPSC4A4VEAXX2C Magnum LV Circuit Breaker - 100 kAIC
Part Number: MPSC4A4VEAXX2C
Quick Summary
The Eaton Magnum low voltage power circuit breaker protects critical power feeds in industrial panels. Users often wrestle with nuisance trips and miscoordination across feeders, risking downtime and safety. This unit carries CE Marked and UL Listed approvals, plus CSA Certification and Lloyd’s Register involvement, reinforcing global compliance. Designed for straightforward installation and long-term reliability, it supports a Power Xpert Release trip unit and Zone Selective Interlocking to streamline protection strategies across multiple feeders, reducing mean time to repair and outage impact for manufacturers and service providers.
Product Information
Extended Description
MPSC4A4VEAXX2C Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 4000 A (NABCNABC), 100 kA, Four-pole, Fixed vertical mounting, PXR20 LSIG trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC4A4VEAXX2C
UPC
786689634599
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
CCC Marked NEMA Compliant SABA Listed CE Marked
Certifications
Lloyd's Register Certified KEMA Certified ANSI UL Listed CSA Certified DNV GL Certified ABS Certified
Frame
Double standard
Number of poles
Four-pole
Type
Magnum PXR
Frame
Double standard
Series
Magnum
Trip Type
PXR20 LSIG
Number of poles
Four-pole
Rated uninterrupted current (Iu)
4000 A
Interrupt rating
100 kAIC
Interrupt rating
100 kAIC
Rated uninterrupted current (Iu)
4000 A
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 - MPSC4A4VEAXX2C
Eaton Specification Sheet - MPSC4A4VEAXX2C
Magnum low-voltage power circuit breakers (ANSI and IEC) renewal parts and accessories
Magnum PXR 20/25 electronic trip units time current curves
Safer by design: arc energy reduction techniques
Safer by design: arc energy reduction techniques
Safer by design: arc energy reduction techniques
High fault-interruption capability is backed by a 100 kAIC interrupt rating and a 4000 A rated uninterrupted current (Iu). Business impact: minimizes arc energy and equipment damage, reduces downtime, and enhances safety across heavy-load feeders. Application: large distribution panels, feeders, and motor control centers in manufacturing and process industries. The four-pole design with a double standard frame and fixed vertical mounting simplifies installation, improves protection coordination, and fits standard enclosures, delivering faster time-to-protection and easier maintenance. The Magnum PXR20 LSIG trip unit delivers intelligent protection settings and coordination, improving selectivity and reducing unwanted trips; this supports scalable protection architectures in complex power systems and aligns with Power Xpert Release integration. Compatibility with Power Xpert Protection Manager and other Eaton protection tools enables centralized monitoring, configuration, and maintenance, driving reduced operating costs and streamlined asset management. Certifications and renewal-part support enhance compliance and long-term lifecycle value by ensuring access to genuine Magnum PXR parts and updates, while the unit’s dimensions and substantial weight inform planning for enclosure sizing and handling in production environments.
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FAQs
Yes. The MPSC4A4VEAXX2C uses a fixed vertical mounting arrangement and a double standard frame designed for compatibility with common LV distribution panels. Its four-pole configuration supports straightforward feeder protection, and the overall footprint is accounted for in typical enclosure planning, aiding fast, error-free installation and reliable long-term operation.
The unit provides a 100 kAIC interrupt rating and a rated uninterrupted current (Iu) of 4000 A. These ratings translate to strong fault clearance capability and sustained load protection for high-energy systems, reducing the likelihood of nuisance trips and enabling dependable protection for large feeders and motor circuits in demanding environments.
Absolutely. With four poles, heavy-current capability, and PXR20 LSIG protection, the MPSC4A4VEAXX2C is well-suited for power distribution panels, motor feeders, and critical load centers found in manufacturing, process industries, and data centers. Its protection features support high-availability requirements, while CE, UL, and CSA certifications ensure regulatory compliance across facilities.
This Magnum breaker is CE Marked, UL Listed, CSA Certified, and Lloyd’s Register Certified, among others. It also shows NEMA compliance and SABA-like recognition in the spec group. These certifications simplify procurement, enable cross-border installation, and support regulatory compliance programs for global operations.
Eaton provides Magnum renewal parts and accessories, plus comprehensive manuals and application papers to support maintenance and upgrades. This ensures lifecycle support, predictable replacement cycles, and optimized total cost of ownership through access to compatible trip units, parts, and updated protection strategies aligned with evolving standards.