Eaton MPS8603WEAXX2C Magnum low voltage power circuit breaker - UL Listed
Part Number: MPS8603WEAXX2C
Quick Summary
Eaton Magnum low voltage power circuit breaker is a robust protection device that provides reliable overload protection for industrial electrical distribution in panels and switchgear. Choosing the right protection can be challenging when you need precise coordination and minimal nuisance trips in harsh or space-constrained installations. This unit carries UL Listed and CE Marked certifications with NEMA compliance, supporting global procurement and risk management. Designed for panel builders and maintenance teams, it supports Power Xpert Release trip units for advanced communication and upgrades, delivering uptime, safer operation, and easier maintenance in demanding environments.
Product Information
Extended Description
MPS8603WEAXX2C Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 6000 A (ABCABC), 85 kA, Three-pole, Drawout vertical mounting, PXR20 LSIG trip unit, Fan-cooled
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS8603WEAXX2C
UPC
786689632434
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
31.1 in
Product Weight
237 lb
Compliances
CE Marked CCC Marked NEMA Compliant SABA Listed
Certifications
ANSI Lloyd's Register Certified UL Listed KEMA Certified 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
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 x64 22.6 1
Power Xpert Protection Manager x64 22.6 1
Eaton Specification Sheet - MPS8603WEAXX2C
Eaton Specification Sheet - MPS8603WEAXX2C
Magnum low-voltage power circuit breakers (ANSI and IEC) renewal parts and accessories
Magnum PXR 20/25 electronic trip units time current curves
Safer by design: arc energy reduction techniques
Safer by design: arc energy reduction techniques
Safer by design: arc energy reduction techniques
Feature → Business Impact → Application: PXR20 LSIG trip unit delivers precise overcurrent and ground-fault protection, enabling selective coordination and reduced fault spread, which translates to faster fault isolation and less downtime in motor control centers and distribution panels. Application: ideal for modern switchgear and panelboards where advanced protection and easy upgrade paths are valued. Feature → Business Impact → Application: Drawout vertical mounting and a double standard frame simplify retrofits and maintenance, minimizing downtime during breaker replacement and ensuring compatibility with existing enclosures. Application: retrofits in legacy equipment and new builds alike. Feature → Business Impact → Application: High interrupting rating of 6000 A and 85 kA short-circuit capability provides robust protection for high-demand applications, reducing the risk of cascading faults in heavy motor drives and process lines. Application: large industrial facilities and critical processes. Feature → Business Impact → Application: Fan-cooled design supports sustained operation in hot or confined environments, improving reliability and extending service intervals. Application: continuous operation in dense panels and process lines. Feature → Business Impact → Application: Certifications and compliance (UL Listed, CE Marked, NEMA Compliant) streamline procurement and regulatory review, lowering project risk and accelerating commissioning. Application: regulated industries and global deployments.
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FAQs
The MPS8603WEAXX2C supports drawout vertical mounting within a double standard frame, enabling quick replacement and easy integration with existing switchgear and panelboards. Its three-pole configuration and compatibility with Magnum PXR trip units simplify retrofits and capital planning, reducing downtime during installation and upgrading project timelines for panel builders and maintenance teams.
The PXR20 LSIG trip unit provides advanced protection with adjustable ground-fault and overcurrent protection, enabling selective coordination and faster fault isolation. This reduces nuisance trips and improves overall system reliability in motor control centers and distribution panels, while enabling easier data exchange with Power Xpert Protection Manager for proactive maintenance.
Yes. This Magnum breaker is UL Listed and CE Marked, with additional NEMA compliance and multiple third-party certifications (ANSI, Lloyd's Register, KEMA, CSA, DNV GL, ABS). These approvals support global procurement, lifecycle compliance, and safer operation in diverse regulatory environments.
This three-pole, fan-cooled breaker with high interrupting capacity is ideal for motor control centers, switchgear, and panelboards in manufacturing, processing, and data centers. Its drawout design and PXR trip unit support reliable protection in high-demand installations, enabling safer start-ups, efficient maintenance, and effective protection coordination across industrial processes.
Plan for a length of 16.3 in, height of 16.8 in, width of 31.1 in, and a weight of 237 lb. The drawout vertical mounting requires adequate enclosure depth and clearance for handles and connectors. Ensure access for maintenance, allow clearance for trip-unit access, and verify enclosure compatibility with a double standard frame for straightforward replacement.