Eaton MPSC304HEAXX2Q Magnum low voltage power circuit breaker - 100 kA

Part Number: MPSC304HEAXX2Q
MPSC304HEAXX2Q
Manufacturer
Eaton
Part number
MPSC304HEAXX2Q
Category

Quick Summary

Eaton Magnum low voltage power circuit breaker protects industrial power distribution while delivering precise protection in control panels and switchgear. In busy electrical rooms, mis-coordination or slow trips can drive downtime and maintenance costs skyward. UL Listed, CE marked, and CSA certified units help ensure regulatory compliance and international panel compatibility. Equipped with a PXR25 LSIAM trip unit and a four-pole design, this breaker simplifies installation, supports reliable coordination, and optimizes space in standard-frame assemblies. For engineers and procurement teams, the combination of robust protection, installation ease, and global certifications translates into safer operations and lower total cost of ownership.

Product Information

Extended Description

MPSC304HEAXX2Q Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Standard frame, 3000 A, 100 kA, Four-pole, Fixed horizontal mounting, PXR25 LSIAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC304HEAXX2Q
UPC
786689633561
Product Length/Depth
14.6 in
Product Height
16.8 in
Product Width
21.2 in
Product Weight
160 lb
Compliances
CCC Marked CE Marked NEMA Compliant SABA Listed
Certifications
Lloyd's Register Certified KEMA Certified CSA Certified ANSI UL Listed DNV GL Certified ABS 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 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 - MPSC304HEAXX2Q Eaton Specification Sheet - MPSC304HEAXX2Q 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: High short-circuit capability up to 100 kA. Business Impact: Enhanced fault tolerance protects critical loads and reduces the risk of collateral damage in case of faults. Application: Main feeders and motor control centers where heavy surge currents are expected. Feature: 3000 A current rating and fixed horizontal mounting. Business Impact: Supports large feeder circuits with predictable performance, while facilitating straightforward installation and panel integration. Application: Large facility power distribution, switchgear, and control panels with space constraints. Feature: Four-pole construction with PXR25 LSIAM trip unit. Business Impact: Improves protection accuracy, coordination, and selective tripping to minimize outages. Application: Industrial plants with complex motor loads and cross-circuit protection needs. Feature: Standard frame compatibility and renewal parts availability. Business Impact: Reduces procurement lead times and maintenance costs, ensuring long-term support. Application: New installs and lifecycle upgrades in regulated industries. Feature: Comprehensive certifications (UL Listed, CE Marked, CSA Certified, ANSI). Business Impact: Streamlines compliance across global sites, easing supplier qualification. Application: Global manufacturing facilities requiring cross-border approvals. Feature: Zone selective interlocking and compatibility with Power Xpert Protection Manager. Business Impact: Increases upstream fault isolation speed, lowers arc energy exposure, and enables remote protection management. Application: Modern smart facilities adopting digital protection management.

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FAQs

What mounting and wiring considerations should I observe when installing the MPSC304HEAXX2Q? Ensure fixed horizontal mounting in a compliant enclosure, verify conductor ampacity for 3000 A service, and follow standard torque values for four-pole terminals. The unit’s dimensions fit standard-frame panels, and the PXR25 trip unit should be configured per the protection scheme to achieve proper coordination with upstream devices.
The PXR25 LSIAM trip unit provides advanced protection logic with precise current sensing and zone coordination capabilities. It enhances selective tripping, reduces nuisance trips, and supports integration with Eaton’s protection software for monitoring and calibration, which improves reliability in motors and feeders while simplifying maintenance.
Yes. With a 3000 A rating, 100 kA short-circuit capacity, and four-pole construction, the MPSC304HEAXX2Q is well-suited for motor feeders and control panels. Its integration with zone selective interlocking documentation and Power Xpert Protection Manager enables coordinated protection across upstream devices, minimizing outage impact and improving uptime.
The unit carries UL Listed, CE Marked, and CSA Certified status, along with ANSI and other industry certifications. These align with global electrical standards, facilitating procurement and installation in multinational facilities and reducing compliance risk during audits.
Eaton’s Magnum renewal parts and accessories support ongoing lifecycle maintenance, reducing downtime during part swaps and preserving protection performance. Availability of compatible renewal items simplifies spares management and ensures continued protection for critical power systems, contributing to lower total cost of ownership over the breaker’s life cycle.