Eaton MPS85A4HEAXX2H Magnum PXR - 85 kAIC UL Listed

Part Number: MPS85A4HEAXX2H
MPS85A4HEAXX2H
Manufacturer
Eaton
Part number
MPS85A4HEAXX2H
Category

Quick Summary

MPS85A4HEAXX2H is Eaton Magnum low-voltage breaker for motor and panel protection in industrial controls. In demanding plants, coordinating protection across four-pole devices and avoiding nuisance trips is a real challenge. UL Listed and CE Marked are complemented by Lloyd's Register Certified and CSA Certified approvals to ensure global compliance and traceability. With the PXR20 LSI ARMS trip unit, this breaker delivers precise fault isolation and fast disconnect for improved safety and uptime. Designed for reliable performance in harsh environments, it also supports seamless integration with Power Xpert Protection Manager to optimize protection coordination and maintenance planning. This translates to fewer field errors, faster commissioning, and lower lifecycle costs.

Product Information

Extended Description

MPS85A4HEAXX2H Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (NABCNABC), 85 kA, Four-pole, Fixed horizontal mounting, PXR20 LSIAM trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS85A4HEAXX2H
UPC
786689636050
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
44.1 in
Product Weight
319 lb
Compliances
SABA Listed NEMA Compliant CCC Marked CE Marked
Certifications
Lloyd's Register Certified UL Listed CSA Certified KEMA Certified ANSI ABS Certified DNV GL 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 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 x32 22.06 1 Power Xpert Protection Manager x32 22.06 1 Eaton Specification Sheet - MPS85A4HEAXX2H Eaton Specification Sheet - MPS85A4HEAXX2H 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, double standard Magnum PXR frame with the PXR20 LSI ARMS trip unit. Business Impact: enables precise coordination across multi-phase loads and reduces nuisance trips, supporting effective selective protection schemes. Application: motor control centers and machine panels where multi-pole protection is essential. Feature: Rated uninterrupted current (Iu) of 5000 A and an interrupt rating of 85 kAIC. Business Impact: safe interruption of high fault currents minimizes equipment damage and arc energy exposure, improving safety and uptime. Application: feeders and large motors in intensive manufacturing environments. Feature: Fixed horizontal mounting with a double-standard frame. Business Impact: simplifies installation within existing enclosures and streamlines retrofit projects, lowering labor and downtime during commissioning. Application: panel upgrades and retrofit programs in legacy facilities. Feature: Comprehensive certifications and compliance (UL Listed, CE Marked, plus Lloyd's Register and CSA certifications). Business Impact: broad regulatory acceptance and easier cross-border procurement, reducing project risk. Application: multinational manufacturing sites and global data-center deployments. Feature: Seamless integration with Power Xpert Protection Manager for remote protection management. Business Impact: enhances monitoring, coordination, and maintenance planning, shortening downtime and improving ROI. Application: modern, connected factories adopting protective intelligence and staged maintenance.Feature: Component compatibility for four-pole protection with a Magnum PXR trip unit in standard industrial panels. Business Impact: predictable coordination with Zone Selective Interlocking (ZSI) application papers and documented best practices improves system reliability. Application: critical power distribution networks and control cabinets in process and discrete industries.

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FAQs

The MPS85A4HEAXX2H uses a fixed horizontal mounting arrangement within a Magnum PXR double-standard frame, designed to fit standard industrial panels. Its four-pole configuration and compact depth support retrofit projects in existing enclosures, while maintaining alignment with phase terminals for straightforward wiring and field serviceability. This makes it well-suited for motor control centers and panel upgrades where minimizing install time matters.
Key ratings include a rated uninterrupted current (Iu) of 5000 A and an interrupt rating of 85 kAIC, intended for fast and reliable fault interruption. The device features the PXR20 LSI ARMS trip unit for enhanced selective protection and fast fault clearance, enabling tight coordination with downstream devices and reducing arc energy during faults.
Yes. With UL Listed and CE Marked certifications plus robust ratings (5000 A Iu and 85 kAIC), the MPS85A4HEAXX2H supports high-availability environments. Its four-pole design, fixed horizontal mounting, and protection features align with data-center and manufacturing reliability requirements, while Power Xpert Protection Manager compatibility enables remote monitoring and coordinated protection strategies.
This breaker is UL Listed and CE Marked, with additional certifications from Lloyd's Register and CSA (and other bodies). These approvals verify compliance with regional safety and performance standards, facilitating global procurement, reducing regulatory risk, and supporting cross-border project execution in industries requiring formal conformity.
Integration enables centralized protection management, real-time fault diagnostics, and coordinated protection schemes. Operators can monitor trip history, perform predictive maintenance, and implement staged commissioning, which reduces unplanned downtime, shortens mean time to repair, and lowers lifecycle costs for critical power distribution networks.