Eaton MPS8504WEAXX2H Magnum PXR - UL Listed

Part Number: MPS8504WEAXX2H
MPS8504WEAXX2H
Manufacturer
Eaton
Part number
MPS8504WEAXX2H
Category

Quick Summary

Eaton Magnum low voltage power circuit breaker is designed to protect heavy electrical distributions in industrial plants. Engineers often struggle with nuisance trips, poor selectivity, and maintenance challenges when protecting large motor feeders and switchgear. This unit carries UL Listed, CE Marked, and KEMA/Lloyd's Register certifications, supporting global compliance and customer assurance. With the PXR20 LSI ARMS trip unit and four-pole, drawout vertical mounting, it enables precise coordination and straightforward retrofits. In practice, the Magnum PXR delivers reliable protection with scalable settings, helping reduce downtime and optimize total cost of ownership. Compatibility with Power Xpert Protection Manager further enhances monitoring and proactive maintenance.

Product Information

Extended Description

MPS8504WEAXX2H Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (NNABCABC), 85 kA, Four-pole, Drawout vertical mounting, PXR20 LSIAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS8504WEAXX2H
UPC
786689635985
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 CE Marked SABA Listed
Certifications
KEMA Certified Lloyd's Register Certified UL Listed ANSI 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 LSI ARMS
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 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 - MPS8504WEAXX2H Eaton Specification Sheet - MPS8504WEAXX2H 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
Feature: PXR20 LSI ARMS trip unit provides precise protection and selectivity, enabling accurate fault detection and rapid isolation. Business Impact: reduces nuisance trips and improves coordination across complex power systems. Application: ideal for large motor feeders and critical distribution panels in manufacturing facilities. Feature: Four-pole, double-standard frame with drawout vertical mounting. Business Impact: simplifies installation, clearance, and maintenance while enabling easier swaps. Application: retrofit into existing switchgear or new installations in control rooms. Feature: 85 kAIC interrupt rating. Business Impact: withstands high fault currents, protecting downstream equipment and improving system reliability. Application: feeders and bus sections in heavy industrial environments. Feature: Rated uninterrupted current (Iu) of 5000 A. Business Impact: supports continuous loads with reliable protection and minimal trip risk during peak demand. Application: main distribution and large motor control centers. Feature: Certifications including UL Listed, CE Marked, KEMA Certified, and Lloyd's Register. Business Impact: global compliance reduces project risk and enables cross-border deployment. Application: multinational plants and utility-grade installations. Feature: Compatibility with Power Xpert Protection Manager and PXR20 trip unit. Business Impact: enables centralized monitoring, remote configuration, and proactive maintenance. Application: smart manufacturing environments seeking integrated protection management.

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FAQs

The MPS8504WEAXX2H is designed for seamless integration with Eaton’s Power Xpert Protection Manager and uses the PXR20 LSI ARMS trip unit. This enables centralized configuration, monitoring, and remote protection management. In practice, you can tune pickup values, logging, and fault analysis from a single interface, improving diagnostics, maintenance planning, and overall system reliability.
This breaker offers a rated uninterrupted current (Iu) of 5000 A and an interrupt rating of 85 kAIC. These specifications support heavy-load distribution and high fault-current environments, delivering robust protection for large feeders and motor loads while maintaining selective coordination with upstream devices.
Yes. The unit features a four-pole, drawout vertical mounting design, which simplifies installation and retrofits into existing switchgear and distribution panels. This configuration also supports straightforward maintenance exchanges and minimizes downtime during replacements or upgrades in industrial facilities.
The breaker carries UL Listed, CE Marked, KEMA Certified, and Lloyd's Register Certified markings, along with ANSI and CSA certifications. These certifications support global deployment, regulatory compliance, and confidence in performance across multiple markets and project requirements.
Beyond initial protection, the Magnum PXR with PXR20 enables precise coordination, faster fault isolation, and integration with protection management software. These features reduce downtime, optimize maintenance scheduling, lower total cost of ownership, and improve asset availability across production lines and critical processes.