Eaton MPS85A4WEAXX2Q Magnum LV Breaker - UL Listed

Part Number: MPS85A4WEAXX2Q
MPS85A4WEAXX2Q
Manufacturer
Eaton
Part number
MPS85A4WEAXX2Q
Category

Quick Summary

The Eaton Magnum low voltage power circuit breaker protects electrical systems in industrial machinery and facilities. Maintenance teams often contend with nuisance trips, slow fault isolation, and challenging protection coordination during upgrades. This model carries UL Listed, CE Marked, and ANSI/CSA certifications, enabling worldwide deployment and safer audits. In addition to robust protection, it integrates with Power Xpert Release trip units and the Power Xpert Protection Manager to streamline protection management and energy efficiency across sites.

Product Information

Extended Description

MPS85A4WEAXX2Q Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (NABCNABC), 85 kA, Four-pole, Drawout vertical mounting, PXR25 LSIAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS85A4WEAXX2Q
UPC
786689636272
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
CCC Marked SABA Listed CE Marked NEMA Compliant
Certifications
UL Listed KEMA Certified Lloyd's Register Certified ANSI CSA Certified 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 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 - MPS85A4WEAXX2Q Eaton Specification Sheet - MPS85A4WEAXX2Q 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: Four-pole, drawout vertical mounting with a double standard frame. Business Impact: Easier maintenance, faster replacement, and safer switching during live tests. Application: Panel boards and switchgear in manufacturing and process plants. Feature: PXR25 LSIAM trip unit. Business Impact: Precise protection, selective coordination, and reduced nuisance trips. Application: Motor control centers and critical power feeds with complex load profiles. Feature: High interrupting rating of 85 kA and 5000 A fault current withstand (NABCNABC). Business Impact: Enhanced system reliability and protection against high-energy faults. Application: Facilities with demanding short-circuit events and regional grid variations. Feature: Drawout vertical mounting and compatibility with Magnum PXR protection ecosystem. Business Impact: Modular upgrades, scalable protection, and simplified maintenance planning. Application: Global installations requiring Power Xpert compatibility and streamlined commissioning.

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FAQs

Follow Eaton's Magnum PXR installation guidance and MN013016EN manuals. Ensure correct drawout vertical mounting, align with bus bars, tighten lugs to manufacturer torque specs, and verify proper trip unit configuration. Use the included labeling for clear field documentation and confirm regional certifications for the installation site.
The device is a four-pole, double-frame Magnum breaker with a short‑circuit rating of 85 kA and a fault current withstand of 5000 A (NABCNABC). It uses the PXR25 LSIAM trip unit, supporting precise protection and selective coordination for enhanced reliability in complex power systems.
Yes. The four-pole, drawout design and PXR25 LSIAM trip unit are ideal for motor control centers, switchgear, and panel boards in manufacturing and process facilities. Its compatibility with Power Xpert protection tools further supports scalable protection management in MCCs and high-demand installations.
It carries UL Listed and CE Marked certifications, along with ANSI/CSA approvals, among others. These certifications simplify multi-region compliance, ensure safety and performance standards, and facilitate faster audits and cross-border deployments in global facilities.
Product dimensions are 16.3 in depth, 16.8 in height, and 44.1 in width with an approximate weight of 319 lb. The unit mounts as a drawout vertical breaker, designed for straightforward integration into existing frames and racks while supporting Power Xpert upgrades.