Eaton MDL3500H01 Molded Case Circuit Breaker - UL Listed
Part Number: MDL3500H01
Quick Summary
The Eaton MDL3500H01 molded case circuit breaker provides reliable overcurrent protection for industrial electrical panels and machinery. Downtime and costly outages often stem from slow replacements and uncertain trip behavior, which this device helps mitigate. UL Listed safety certification underpins its suitability for critical applications, and it’s designed for 600 Vac and 250 Vdc operation with robust interrupt ratings. This combination of high current protection and dependable coordination supports safer, more efficient panel designs, while the Series C MDL frame simplifies integration with existing equipment and maintenance programs.
Product Information
Extended Description
MDL3500H01 Eaton: Eaton Series C complete molded case circuit breaker, MDL-frame, MDL, Complete breaker, Fixed thermal, fixed magnetic trip type, Three-pole, 500A, 600 Vac, 250 Vdc, 65 kAIC at 240 Vac, 50 kAIC at 480 Vac, 400 Hz, 50/60 Hz
Product Name
Eaton Series C complete molded case circuit breaker
Catalog Number
MDL3500H01
UPC
786685450322
Product Length/Depth
10.8 in
Product Height
10.8 in
Product Width
10.8 in
Product Weight
31.1 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Certifications
UL Listed
Amperage Rating
500 A
Voltage rating
600 Vac, 250 Vdc
Trip Type
T186
Circuit breaker type
MDL
Circuit breaker frame type
Complete breaker
Series
Series C
Frame
MDL
Frequency rating
50 to 60 Hz
Calibration
400 Hz
Interrupt rating
50 kAIC at 480 Vac 65 kAIC at 240 Vac
Number of poles
Three-pole
UL listed 100%-rated molded case circuit breakers
UL listed 100%-rated molded case circuit breakers
UL listed 100%-rated molded case circuit breakers
Motor protection circuit breakers product aid
Motor protection circuit breakers product aid
Motor protection circuit breakers product aid
Motor protection circuit breakers product aid
Motor protection circuit breakers product aid
Motor protection circuit breakers product aid
Motor protection circuit breakers product aid
Breaker service centers
Circuit Protection, Molded Case Circuit Breakers, Volume 4, Tab 2
Circuit Breakers Explained
Circuit Breakers Explained
Eaton Specification Sheet - MDL3500H01
Eaton Specification Sheet - MDL3500H01
Eaton Specification Sheet - MDL3500H01
Eaton Specification Sheet - MDL3500H01
Eaton Specification Sheet - MDL3500H01
Feature: 500 A continuous amperage rating combined with a three-pole MDL frame provides substantial protection for high-load circuits. Business Impact: Enables precise current limitation and selective coordination to minimize cascading outages, reducing unplanned downtime. Application: Large motor feeders and high-current distribution in manufacturing lines. Feature: Fixed thermal and fixed magnetic trip types deliver predictable response under startup surges and fault conditions. Business Impact: Improves safety and reduces nuisance trips, shortening maintenance windows. Application: Heavy machinery, conveyors, and pumps in process environments. Feature: High interrupt ratings—65 kAIC at 240 Vac and 50 kAIC at 480 Vac—support robust fault clearance in demanding plants. Business Impact: Protects upstream equipment and wiring from short-circuit damage, lowering repair costs. Application: Power distribution panels feeding critical loads. Feature: 50 to 60 Hz operation with 400 Hz calibration ensures compatibility across global installations. Business Impact: Simplifies international panel designs and reduces obsolescence risk. Application: Global OEMs and multi-site facilities. Feature: Compact MDL complete breaker design with a 10.8 in depth/height/width footprint and 31.1 lb weight. Business Impact: Eases panel layout, reduces installation time, and supports modular upgrades. Application: Retrofit projects and new builds in space-constrained enclosures. Feature: UL Listed certification and Eaton warranty (25-000) provide documented safety and post-sale support. Business Impact: Enhances regulatory confidence and total cost of ownership, reducing long-term risk. Application: Compliance-driven projects and long-term asset management.
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FAQs
Installation of the MDL3500H01 involves mounting the complete MDL frame as a three-pole unit within a compatible switchgear or control panel. Ensure conductor terminations match the 600 Vac / 250 Vdc ratings, observe proper clearance for the 10.8 in depth, and secure the device to maintain UL Listed integrity. Follow manufacturer guidelines for wiring torque and trip-setting verification during commissioning.
Key specs include 500 A amperage rating, three-pole configuration, 600 Vac / 250 Vdc voltage rating, and interrupt ratings of 65 kAIC at 240 Vac and 50 kAIC at 480 Vac. With fixed thermal and fixed magnetic trips, the device supports reliable coordination for motor loads and feeders, enabling selective protection that minimizes outage impact and improves panel reliability.
Yes. The 500 A rating, 3-pole MDL frame, and high interrupt ratings make the MDL3500H01 well-suited for motor feeders and heavy-duty drives in manufacturing environments. Its fixed trip types provide consistent performance during inrush events, while UL Listed certification supports compliance with industry safety standards for motor protection applications.
The MDL3500H01 carries UL Listed certification, a key safety and compliance credential recognized across industries. This certification helps ensure the device meets established safety criteria for overcurrent protection in electrical panels, easing regulatory approvals and facilitating acceptance in multi-site installations and design validation processes.
The MDL3500H01 offers long-term reliability with a one-year warranty or up to eighteen months from shipment, reducing ownership risk. Maintenance typically involves periodic inspection of terminations and trip function testing during commissioning. The robust interrupt ratings and UL Listed certification contribute to lower downtime costs and predictable lifecycle performance, delivering favorable total cost of ownership for high-current panel installations.