Eaton MPSC403VEAXX2H Magnum LV Breaker - 100 kA

Part Number: MPSC403VEAXX2H
MPSC403VEAXX2H
Manufacturer
Eaton
Part number
MPSC403VEAXX2H
Category

Quick Summary

The Eaton Magnum low voltage power circuit breaker is designed to protect electrical distribution panels in industrial settings, delivering reliable protection for motor and process loads. The core function is interrupting fault currents and isolating circuits quickly to minimize damage. The unit’s fixed vertical mounting and three-pole configuration support compact panel layouts while maintaining rigorous protection. This model is UL Listed, CSA Certified, and CE Marked, aligning with global compliance requirements. By leveraging the Magnum PXR20 LSIAM trip unit, it enables selective coordination and accurate fault detection, reducing maintenance costs and downtime. For engineers seeking scalable protection with built-in diagnostics, this breaker offers a strong business value in both new builds and retrofit projects.

Product Information

Extended Description

MPSC403VEAXX2H Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 4000 A (ABCABC), 100 kA, Three-pole, Fixed vertical mounting, PXR20 LSIAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC403VEAXX2H
UPC
786689634896
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
31.1 in
Product Weight
237 lb
Compliances
CCC Marked NEMA Compliant CE Marked SABA Listed
Certifications
ANSI UL Listed CSA Certified KEMA Certified Lloyd's Register 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 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 - MPSC403VEAXX2H Eaton Specification Sheet - MPSC403VEAXX2H 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 Magnum PXR20 LSIAM electronic trip unit provides adaptive protection and precise fault detection, enabling selective coordination with upstream devices and reducing nuisance trips. In real-world motor control centers, this translates to fewer outages and improved equipment longevity. Fixed vertical mounting and a three-pole configuration streamline installation in dense switchgear, optimizing cabinet space while preserving ease of testing and maintenance. With a 4000 A interrupting capacity and a 100 kA short-circuit rating, it protects high-inertia loads and demanding networks without compromising selective coordination. Industry-standard certifications support global procurement and compliance, simplifying audits and customer acceptance across regions. Compatibility with Magnum PXR accessories and Power Xpert protection tools enhances lifecycle support, facilitating proactive maintenance and rapid fault diagnosis. Field reliability, reduced downtime, and total-cost-of-ownership improvements are achieved through robust design and ongoing availability of renewal parts and upgrades.

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FAQs

The MPSC403VEAXX2H uses fixed vertical mounting and three-pole construction, designed for compatibility with standard industrial panels and switchgear enclosures. It fits within Magnum PXR configurations and supports straightforward retrofits in existing installations, reducing installation time and mechanical adjustments during panel upgrades.
This model features the PXR20 LSIAM electronic trip unit for advanced protection. It is rated for a 100 kA short-circuit current and a 4000 A interrupting capacity, with a catalog number of MPSC403VEAXX2H and UPC 786689634896, ensuring strong protection for high-inertia and high-load industrial circuits.
Yes. The three-pole, fixed-vertical Magnum design paired with the PXR20 LSIAM trip unit delivers selective coordination and reliable motor protection, reducing nuisance trips during startup and peak loads. It’s well-suited for motor control centers, drives, and process lines requiring dependable interruption and diagnostics.
The MPSC403VEAXX2H carries UL Listed, CSA Certified, and CE Marked certifications, along with additional global verifications such as KEMA and Lloyd’s Register in related documentation. These certifications facilitate multi-region procurement, audits, and compliance with international electrical safety standards.
Implementing Magnum PXR trip units enhances selective coordination, reducing downtime and unplanned outages. The built-in diagnostics simplify maintenance planning, while compatible management tools (Power Xpert) enable remote monitoring and timely part upgrades, lowering total cost of ownership through longer service intervals and faster fault resolution.