Eaton MPSC4N3HEAXX2C Magnum low voltage power circuit breaker - UL Listed
Part Number: MPSC4N3HEAXX2C
Quick Summary
Eaton Magnum low voltage power circuit breaker provides rugged three-pole protection for main power distribution in industrial facilities. When upgrading switchgear, engineers often struggle with reliable protection while avoiding downtime. This unit ships with UL Listed, CE Marked, and NEMA Compliant certifications and supports CSA, KEMA, Lloyd’s Register, and other approvals for global projects. Its Magnum PXR trip unit (PXR20 LSIG) and fixed horizontal mounting simplify installation and enable seamless integration with Power Xpert Protection Manager, delivering enhanced safety, uptime, and operational efficiency. Designed for retrofit into existing Magnum and other OEM switchgear, it reduces spare parts inventory and simplifies procurement.
Product Information
Extended Description
MPSC4N3HEAXX2C Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 4000 A (AABBCC), 100 kA, Three-pole, Fixed horizontal mounting, PXR20 LSIG trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC4N3HEAXX2C
UPC
786689635107
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
31.1 in
Product Weight
237 lb
Compliances
CE Marked NEMA Compliant SABA Listed CCC Marked
Certifications
KEMA Certified CSA Certified ANSI Lloyd's Register Certified UL Listed DNV GL Certified ABS Certified
Frame
Double standard
Number of poles
Three-pole
Type
Magnum PXR
Frame
Double standard
Series
Magnum
Trip Type
PXR20 LSIG
Number of poles
Three-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
Microsoft Word - Power Xpert Protection Manager Quick Start Guide.docx
Microsoft Word - Power Xpert Protection Manager Quick Start Guide.docx
Microsoft Word - Power Xpert Protection Manager Quick Start Guide.docx
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 - MPSC4N3HEAXX2C
Eaton Specification Sheet - MPSC4N3HEAXX2C
Magnum low-voltage power circuit breakers (ANSI and IEC) renewal parts and accessories
Magnum PXR 20/25 electronic trip units time current curves
Molded case and low-voltage power circuit breaker health
Molded case and low-voltage power circuit breaker health
Molded case and low-voltage power circuit breaker health
Feature: 4000 A Iu rating enables handling large continuous loads within a single main feeder. Business Impact: simplifies panel design, reduces the need for multiple devices, and improves reliability by minimizing fault points and unnecessary spares. Application: ideal for industrial plants and heavy manufacturing lines where peak demand is common, ensuring stable operation during load swings and reducing cabinet footprint while preserving adequate short-circuit withstand. Feature: 100 kAIC interrupt capability withstands high fault currents without tripping neighboring equipment, protecting feeders and transformers. Business Impact: minimizes downtime, protects downstream devices, and supports fast fault clearance to reduce production losses. Application: data centers, mining operations, and process facilities with elevated fault currents benefit from proactive protection and consistent coordination with upstream relays. Feature: Magnum PXR20 LSIG electronic trip unit delivers precise protection with selectable coordination for selective tripping. Business Impact: enables zone selective interlocking and faster fault isolation, reducing unscheduled outages and improving system availability. Application: integration with Power Xpert Protection Manager for centralized protection administration, remote diagnostics, and lifecycle management. Feature: Fixed horizontal mounting on a double standard frame supports straightforward installation and retrofit within existing enclosures. Business Impact: reduces field wiring complexity, accelerates commissioning, and ensures compatibility with current bus and panel layouts. Application: retrofit projects and new builds in multi-panel configurations across industrial facilities. Feature: Broad certifications including UL Listed, CE Marked, NEMA Compliant, CSA, KEMA, Lloyd's Register, and others. Business Impact: streamlines procurement and compliance across global sites, aids audits, and supports regulatory alignment for multinational projects. Application: global manufacturing facilities and OEMs requiring proven, standards-based protection can rely on Magnum PXR for consistent performance and reduced vendor risk.
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FAQs
The device uses fixed horizontal mounting on a double-standard Magnum frame, designed to retrofit into existing enclosures with minimal wiring changes. This supports straightforward installation in new builds or upgrades, reduces panel modification time, and aligns with standard Magnum protection schemes for predictable commissioning.
The breaker offers a rated uninterrupted current (Iu) of 4000 A and a 100 kAIC interrupt rating, with three poles. These ratings mean it can carry high continuous loads while safely interrupting large fault currents, protecting feeders, transformers, and downstream equipment in demanding industrial environments.
The MPSC4N3HEAXX2C is UL Listed, CE Marked, and NEMA Compliant, with CSA, KEMA, Lloyd’s Register, and additional certifications. This broad approvals portfolio supports global procurement, regulatory compliance, and audit readiness across multinational facilities.
Yes. The PXR20 LSIG trip unit is designed for seamless integration with Power Xpert Protection Manager, enabling centralized protection configuration, monitoring, and lifecycle management across multiple panels and sites.
Best suited for main feeders in industrial plants, data centers, and process facilities with high fault-current levels. The 4000 A Iu and 100 kAIC ratings, together with reputable certifications and simplified retrofit installation, reduce downtime, spare parts requirements, and long-term maintenance costs, delivering a favorable return on investment.