Eaton MPS85A4MEAXX2S Magnum LV Breaker - UL Listed

Part Number: MPS85A4MEAXX2S
MPS85A4MEAXX2S
Manufacturer
Eaton
Part number
MPS85A4MEAXX2S
Category

Quick Summary

The Eaton Magnum low voltage power circuit breaker is a reliable protection device for industrial switchgear and motor control centers. This solution addresses the common challenge of extended maintenance windows and downtime caused by slow drawout operations and difficult racking in live panels. It carries CE Marked and UL Listed approvals, together with CSA Certified and other global certifications, supporting broad deployment. By combining four-pole construction, motorized racking mounting, and the PXR25 LSIGAM trip unit, it enables precise coordination and faster service. Designed for seamless integration with protection-management tools, it helps engineers reduce spare parts inventory and improve system availability across critical facilities.

Product Information

Extended Description

MPS85A4MEAXX2S Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (NABCNABC), 85 kA, Four-pole, Drawout vertical with motorized racking mounting, PXR25 LSIGAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS85A4MEAXX2S
UPC
786689635565
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
CE Marked CCC Marked SABA Listed NEMA Compliant
Certifications
Lloyd's Register Certified KEMA Certified ANSI UL Listed CSA Certified ABS Certified DNV GL 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 - MPS85A4MEAXX2S Eaton Specification Sheet - MPS85A4MEAXX2S 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: Four-pole design provides balanced protection for multi-phase loads. Business Impact: Enhances circuit reliability and reduces the risk of uneven fault currents, supporting robust motor protection. Application: Suitable for large motors and feeders in industrial plants. Feature: Drawout vertical mounting with motorized racking reduces maintenance time and personnel exposure. Business Impact: Speeds breaker replacement, lowers downtime, and improves safety during maintenance windows. Application: Live-panel servicing in manufacturing lines and process industries. Feature: PXR25 LSIGAM trip unit with adjustable protection settings. Business Impact: Improves protection selectivity and coordination with downstream devices, cutting arc energy exposure. Application: Centers requiring coordinated protection schemes and accurate trip settings. Feature: High interrupting capacity of 85 kA and 5000 A max available fault current rating. Business Impact: Supports reliable operation in high-demand feeders and critical loads, reducing nuisance trips. Application: Data centers, OEM machine rooms, and process facilities. Feature: Power Xpert Protection Manager compatibility. Business Impact: Centralized protection management enables easier configuration, monitoring, and reporting. Application: Modern smart facilities with centralized control and remote diagnostics. Feature: Global certifications (UL Listed, CE Marked, CSA Certified, etc.). Business Impact: Simplifies regulatory compliance and international installation projects. Application: Global rollouts across multinational sites and supply chains.

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FAQs

Installation begins with verifying panel compatibility for a four-pole Magnum device and confirming the drawout vertical chassis supports motorized racking. Use the provided mounting hardware, ensure proper alignment with bus bars, and configure the PXR25 LSIGAM trip unit settings. The unit integrates with Power Xpert Protection Manager for remote monitoring, simplifying commissioning and future upgrades.
Key ratings include an 85 kA interrupting capacity and a 5000 A fault-current rating (NABCNABC). The PXR25 LSIGAM trip unit provides adjustable protection settings for precise coordination. A four-pole configuration supports balanced protection of multi-phase loads, making it suitable for high-demand feeders and motor circuits in demanding environments.
Yes. The MPS85A4MEAXX2S is designed for critical loads in data centers and manufacturing lines, offering high interrupting capacity, four-pole protection, and motorized racking for fast maintenance. Its protection-management compatibility enables centralized monitoring, improving uptime and simplifying coordination with downstream protection devices.
This model is UL Listed and CE Marked, with additional CSA certification and other global approvals. Its broad certification footprint supports international deployments and compliance with regional electrical standards, reducing risk during customer audits and site deployments.
Motorized racking reduces manual handling and exposure during breaker swaps, shortening maintenance windows and improving safety. The combination with Protection Manager enables proactive diagnostics and fewer on-site service visits, lowering downtime costs and improving ROI over the product lifecycle.