Eaton MDL3800F Molded Case Circuit Breaker - UL Listed
Part Number: MDL3800F
Quick Summary
The Eaton MDL3800F molded case circuit breaker frame provides reliable overload protection for industrial electrical panels and machines. Operators often struggle with coordinating trip settings and maintaining uptime under fluctuating loads. UL Listed certification supports safety compliance in critical electrical audits and field installations. Designed as a Series C frame, it enables straightforward integration with compatible lugs and modules, delivering durable protection while simplifying procurement. This frame combines fixed thermal and fixed magnetic trip to ensure predictable protection across 60 Hz systems, reducing nuisance trips and extending equipment life. Optimized for panel builders and machine OEMs, it helps maintain uptime and compliance while supporting scalable protection strategies.
Product Information
Extended Description
MDL3800F Eaton: Eaton Series C molded case circuit breaker frame, MDL-frame, MDL, Frame only, Fixed thermal, Fixed magnetic trip type, Three-pole, 800A, 600 Vac, 250 Vdc, 65 kAIC at 240 Vac, 50 kAIC at 480 Vac, 50/60 Hz
Product Name
Eaton Series C molded case circuit breaker frame
Catalog Number
MDL3800F
UPC
782114350577
Product Length/Depth
18.6 in
Product Height
8.3 in
Product Width
11.1 in
Product Weight
26.2 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
Type
Frame only
Amperage Rating
800 A
Voltage rating
600 Vac, 250 Vdc
Trip Type
T186
Circuit breaker type
MDL
Circuit breaker frame type
Frame only
Series
Series C
Frame
MDL
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
Series C F-Frame molded case circuit breakers
Series C F-Frame molded case circuit breakers
Series C F-Frame molded case circuit breakers
Series C F-Frame molded case circuit breakers
Series C F-Frame molded case circuit breakers
Feature: 800 A rating with 50 kAIC at 480 Vac and 65 kAIC at 240 Vac, plus fixed thermal and fixed magnetic trip. Business Impact: delivers reliable coordination for large motor and load profiles, reducing unplanned outages and protective miscoordination. Application: ideal for main feeders in industrial panels and machine centers where high fault current is possible. Feature: Frame-only MDL three-pole design with Series C MDL frame, measuring 18.6 in long, 11.1 in wide, and 8.3 in high, weighing 26.2 lb. Business Impact: simplifies installation, reduces panel footprint, and eases service replacement. Application: panel builders and OEMs seeking modular protection with predictable mounting space. Feature: Voltage rating of 600 Vac / 250 Vdc enables protection across mixed AC/DC environments. Business Impact: broadens application scope and supports multi-source equipment protection. Application: drives, transformers, and power distribution in mixed-plant systems. Feature: UL Listed certification confirms compliance with essential safety standards. Business Impact: eases regulatory audits, speeds customer approvals, and improves market acceptance. Application: North American installations requiring verified protection devices. Feature: Rich documentation and datasheets, including Series C F-Frame references and time-current curves. Business Impact: reduces design uncertainty, accelerates validation, and supports accurate protection coordination. Application: engineering teams integrating MDL3800F into panels and drive systems. Feature: Warranty and service support with Eaton policies and accessible replacement parts. Business Impact: lowers lifecycle cost and minimizes downtime through reliable field support. Application: maintenance planning for manufacturing facilities and OEM deployments.
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FAQs
Install the frame as a frame-only, three-pole MCCB designed for Eaton Series C MDL panels. Ensure the enclosure supports the frame dimensions: 18.6 in L, 11.1 in W, 8.3 in H, and use compatible lugs and mounting hardware. Verify trip type T186 and follow the product datasheet wiring instructions for proper protection and safe operation.
The MDL3800F provides an 800 A rating with a 50 kAIC interrupt rating at 480 Vac and 65 kAIC at 240 Vac. It uses fixed thermal and fixed magnetic trip (T186) and is rated for 600 Vac and 250 Vdc. It is a three-pole, frame-only MCCB in the Series C family, suitable for high-demand protection applications.
Yes. With its high interrupt ratings, three-pole configuration, and Series C compatibility, the MDL3800F is well-suited for motor protection in manufacturing and process facilities. When paired with appropriate accessories and coordination with downstream devices, it supports reliable motor control and protection in main feeders and drive systems.
The MDL3800F carries UL Listed certification, ensuring compliance with established electrical safety standards. This certification supports regulatory audits and equipment approvals in North American installations, aiding project documentation and sign-off. Always reference the latest UL listing information in your project files for traceability.
Eaton provides a warranty of one year from installation or eighteen months from shipment, whichever comes first. In addition, comprehensive datasheets, time-current curves, and access to service centers help minimize downtime and optimize lifecycle costs. Planning for spare parts and local support reduces maintenance risk and total cost of ownership.