Eaton MPS8504HEAXX2A Magnum PXR - UL Listed.
Part Number: MPS8504HEAXX2A
Quick Summary
MPS8504HEAXX2A is a Magnum low voltage power circuit breaker for protecting feeders and motors in demanding industrial environments. Engineers often confront nuisance trips and miscoordination between protection devices, which can lead to unplanned downtime and costly repairs. This model brings UL Listed, CE Marked, and ANSI/KEMA certifications to the table, ensuring global compliance and safer commissioning across sites. With a PXR20 LSI trip unit and a double standard frame, it delivers precise coordination and fast fault isolation. In practice, it supports scalable protection strategies while integrating with Power Xpert Protection Manager for monitoring, reporting, and proactive maintenance. This translates to reduced downtime and predictable maintenance cycles.
Product Information
Extended Description
MPS8504HEAXX2A Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (NNABCABC), 85 kA, Four-pole, Fixed horizontal mounting, PXR20 LSI trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS8504HEAXX2A
UPC
786689635749
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
CE Marked SABA Listed CCC Marked NEMA Compliant
Certifications
ANSI KEMA Certified Lloyd's Register Certified CSA Certified UL Listed DNV GL Certified ABS Certified
Frame
Double standard
Number of poles
Four-pole
Type
Magnum PXR
Frame
Double standard
Series
Magnum
Trip Type
PXR20 LSI
Number of poles
Four-pole
Rated uninterrupted current (Iu)
5000 A
Interrupt rating
85 kAIC
Interrupt rating
85 kAIC
Rated uninterrupted current (Iu)
5000 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 - MPS8504HEAXX2A
Eaton Specification Sheet - MPS8504HEAXX2A
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 interrupt rating of 85 kAIC and a rated uninterrupted current (Iu) of 5000 A. Business Impact: Enables robust short-circuit protection for high‑inrush motor feeders, reducing arc energy exposure and potential equipment damage. Application: Suitable for large motor drives and critical feeders where uptime is essential. Feature: PXR20 LSI trip unit for advanced protection coordination. Business Impact: Improves selective coordination, faster fault isolation, and reduced nuisance trips, contributing to safer switchgear operation. Application: Ideal for panels with complex protection schemes and interconnected loads. Feature: Four-pole, double standard frame with fixed horizontal mounting. Business Impact: Simplifies installation in multi‑panel assemblies and ensures consistent bus alignment, cutting commissioning time. Application: Common in mid to large switchgear deployments and data center starter configurations. Feature: Comprehensive certifications including UL Listed, CE Marked, ANSI/KEMA. Business Impact: Supports global compliance, simplifies cross-border procurement, and accelerates project approvals. Application: Global manufacturing facilities and multinational projects. Feature: Seamless integration with Power Xpert Protection Manager. Business Impact: Enables centralized monitoring, status reporting, and proactive maintenance to optimize asset uptime. Application: Long-term asset management in industrial plants and distribution networks.
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FAQs
Installation is straightforward with fixed horizontal mounting in a double standard frame. Verify correct alignment with panel bus stabs, tighten lugs to the manufacturer’s torque specs, and follow the Eaton quick-start guide for Magnum PXR units. Ensure compatible upstream protection devices and verify fit within the panel envelope before commissioning.
Key specs include a rated uninterrupted current (Iu) of 5000 A and an interrupt rating of 85 kAIC, plus a four-pole configuration and the PXR20 LSI trip unit. These parameters support high‑inrush motor starts, precise fault isolation, and safe interruption of fault currents in medium to large motor feeders.
Yes. The 5000 A Iu and 85 kAIC interrupt rating provide robust protection for high‑inrush loads typical in conveyors and pump stations. The four-pole design and PXR protection offer reliable coordination with upstream devices, reducing nuisance trips and enabling selective tripping in complex motor circuits.
This model carries UL Listed and CE Marked certifications, and is ANSI/KEMA certified as part of its broader compliance package. Additional certifications include CSA and other recognized standards, supporting global deployment across multinational facilities and adherence to local codes.
The Magnum PXR with Power Xpert Protection Manager enables centralized monitoring, proactive maintenance, and improved protection coordination. This reduces unplanned downtime, streamlines maintenance planning, and delivers quicker root-cause analysis, translating to lower operating costs and longer asset life in mid to large industrial plants.