Eaton MPSC203VEAXX2C Magnum low voltage power breaker - UL
Part Number: MPSC203VEAXX2C
Quick Summary
The Eaton Magnum low voltage power circuit breaker protects large power distribution panels and motor circuits. Coordinating trips to prevent nuisance outages in complex systems is challenging without adjustable trip units and clear maintenance paths. This model carries UL Listed, CSA Certified, and CE Marked approvals, along with NEMA compliance, enabling reliable installations across diverse markets. The Power Xpert Release trip unit options and a 2000 A rating support selective coordination and fast fault isolation, while a 100 kA breaking capacity delivers robust fault protection. By combining robust engineering with straightforward installation, this breaker helps reduce downtime, optimize energy use, and simplify compliance for industrial facilities and data centers.
Product Information
Extended Description
MPSC203VEAXX2C Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Standard frame, 2000 A, 100 kA, Three-pole, Fixed vertical mounting, PXR20 LSIG trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPSC203VEAXX2C
UPC
786689636777
Product Length/Depth
14.6 in
Product Height
16.8 in
Product Width
16.2 in
Product Weight
118 lb
Compliances
SABA Listed NEMA Compliant CCC Marked CE Marked
Certifications
UL Listed KEMA Certified Lloyd's Register Certified CSA Certified ANSI 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
Power Xpert Release trip unit for Magnum PXR circuit breakers PXR 20/25 user manual
Power Xpert Release trip unit for Magnum PXR circuit breakers PXR 20/25 user manual
Power Xpert Release trip unit for Magnum PXR circuit breakers PXR 20/25 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 - MPSC203VEAXX2C
Eaton Specification Sheet - MPSC203VEAXX2C
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: 2000 A rating and 100 kA breaking capacity enable protection for high-demand circuits with robust fault isolation. Business Impact: Supports reliable operation of heavy motor loads and critical feeders, reducing unplanned downtime. Application: Suitable for large industrial panels and power distribution. Feature: Three-pole, fixed vertical mounting with a standard frame simplifies panel integration and retrofit compatibility. Business Impact: Accelerates installation and minimizes space constraints, lowering commissioning time. Application: Field installs and upgrade projects in manufacturing lines. Feature: Power Xpert Release (PXR) LSIG trip unit delivers precise, adjustable protection and enhanced coordination. Business Impact: Improves selective coordination, lowers arc flash exposure, and reduces unnecessary trips. Application: Data centers, process lines, and mixed-load facilities. Feature: Comprehensive certifications and compliances including UL Listed, CSA Certified, CE Marked, and NEMA compliance. Business Impact: Ensures regulatory acceptance across global sites, streamlining procurement and audits. Application: Global manufacturing networks and multi-region projects. Feature: Fixed vertical mounting and compatibility with Magnum PXR trip units enables straightforward upgrades and maintenance. Business Impact: Lower total cost of ownership through easier serviceability and future-proofing. Application: Long-life installations requiring periodic updates to protection schemes.
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FAQs
The MPSC203VEAXX2C uses the Magnum standard frame with fixed vertical mounting and is designed for compatibility with Power Xpert Release trip units (PXR). This enables straightforward upgrades to advanced protection without replacing the entire panel, reducing downtime and inventory needs during modernization projects.
High-current feeder circuits, large motor starters, and critical power distribution trunks benefit most. The 2000 A rating supports substantial load demands, while the 100 kA short-circuit breaking capacity delivers rapid fault clearance, minimizing downtime and protecting downstream equipment even in high-energy fault scenarios.
UL Listed, CSA Certified, and CE Marked are primary global indicators of compliance, complemented by SABA/NEMA considerations. Together they support acceptance across North America and Europe, simplify supplier qualification, and assist with audits in multi-country facilities.
Zone selective interlocking enables coordination between breakers to isolate faults upstream quickly while minimizing impact on healthy portions of the system. This reduces arc energy exposure and improves reliability by ensuring only the faulted zone trips, which shortens downtime and supports safer maintenance operations.
The breaker features a field-replaceable Power Xpert Release trip unit, enabling protection upgrades without full replacement. Routine checks of trip settings, lubrication, and contact wear, combined with periodic firmware updates when available, help maintain optimal performance and extend service life.