Eaton MPS85N4HEAXX2C Magnum LV circuit breaker - UL Listed

Part Number: MPS85N4HEAXX2C
MPS85N4HEAXX2C
Manufacturer
Eaton
Part number
MPS85N4HEAXX2C
Category

Quick Summary

Eaton Magnum low voltage power circuit breaker protects electrical networks by interrupting fault currents in industrial and commercial power systems. Users face downtime and uncoordinated tripping; this unit's PXR20 LSIG trip enables selective coordination and rapid fault isolation. It carries UL Listed, CSA Certified, and CE Marked approvals, with NEMA compliance, supporting safe integration in global facilities. With a four-pole design and fixed horizontal mounting, it delivers reliable protection for large feeders while enabling straightforward field installation. The Magnum PXR platform supports Power Xpert Release trip units, improving visibility through device-level monitoring, and helps reduce maintenance costs through modular renewals and long service life. This combination aligns with modern plant reliability and safety standards.

Product Information

Extended Description

MPS85N4HEAXX2C Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (NNAABBCC), 85 kA, Four-pole, Fixed horizontal mounting, PXR20 LSIG trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS85N4HEAXX2C
UPC
786689636593
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
CSA Certified UL Listed KEMA Certified ANSI Lloyd's Register 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 x64 22.6 1 Power Xpert Protection Manager x64 22.6 1 Eaton Specification Sheet - MPS85N4HEAXX2C Eaton Specification Sheet - MPS85N4HEAXX2C 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 LSIG Trip Unit and four-pole design. Business Impact: Precise selectivity and dependable fault isolation minimize nuisance trips and unplanned downtime. Application: Ideal for large feeders and motor control centers where accurate coordination is critical. Feature: High interrupting capacity up to 85 kA Icu and robust frame options. Business Impact: Enhanced protection for high-energy faults, reducing equipment damage and fire risk. Application: Suitable for demanding industrial plants, data centers, and heavy machinery distributions. Feature: Double standard frame with fixed horizontal mounting. Business Impact: Streamlined installation and compatibility with existing switchgear footprints, lowering retrofit complexity. Application: Centralized distribution panels and MCCs requiring reliable retrofits. Feature: Comprehensive certifications and compliance. Business Impact: Global approvals (UL, CSA, ANSI, CE, KEMA, LL LR, DNV GL, ABS) lower qualification risk and speed commissioning. Application: Global facilities needing cross-border acceptance and safety assurance. Feature: Large physical footprint with defined dimensions (16.3 in L, 16.8 in H, 44.1 in W) and 319 lb weight. Business Impact: Predictable space planning and mounting stability, reducing installation time and errors. Application: Industrial switchgear rooms and control panels with strict layout constraints.Feature: Rich downloadable resources and maintenance support. Business Impact: Access to application notes, manuals, and coordination papers speeds design and upkeep. Application: Projects leveraging Power Xpert protections and Zone Selective Interlocking concepts.

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FAQs

Install the 4-pole breaker in a compatible fixed horizontal mounting slot, align the four poles, and secure with standard mounting hardware per the Magnum PXR installation guide. Verify LSIG trip unit configuration and ensure panel clearances meet the 16.3 in length, 16.8 in height, and 44.1 in width footprint. Always follow lockout/tagout procedures during installation.
This model supports up to 85 kA short-circuit current rating (Icu), with a robust 4-pole design and PXR20 LSIG trip unit. In design studies, this enables selective coordination for feeders up to high fault currents, reducing cascading trips and protecting critical equipment while meeting regional standards.
Yes. The four-pole Magnum breaker with PXR20 LSIG is specifically suited for MCCs and large feeders, offering reliable protection, selective coordination, and easy integration with Power Xpert Protection Manager for enhanced motor protection and maintenance visibility.
The unit is UL Listed, CSA Certified, ANSI recognized, and CE Marked, with NEMA compliance and additional certifications from KEMA, Lloyd's Register, DNV GL, and ABS. This broad certification footprint supports global deployment and simplifies cross-border procurement and commissioning.
Eaton provides a suite of downloads including the Magnum PXR product aid, zone selective interlocking papers, UK/US specification sheets, user manuals, and application notes. These resources facilitate quick design decisions, settings for the LSIG trip unit, and ongoing maintenance with Power Xpert tools.