Eaton MDL3800U22 Molded Case Circuit Breaker - UL Listed
Part Number: MDL3800U22
Quick Summary
MDL3800U22 molded case circuit breaker by Eaton provides reliable overcurrent protection for industrial panels. In compact panel designs, engineers often struggle with wiring complexity and trip accuracy; this unit addresses those challenges with a three-pole MDL frame and a rear 208-240 V left-pigtail configuration that simplifies installation. UL Listed certification confirms safety compliance, and Eaton supplies UL 100%-rated MCCB documentation for reference. With an 800 A rating and capability across 600 Vac and 250 Vdc, along with high interrupt ratings at 240 Vac and 480 Vac, this model supports diverse industrial applications. Series C MDL frame compatibility and fixed thermal/magnetic trips help ensure protection coordination, reduce downtime, and streamline procurement in modern automation environments.
Product Information
Extended Description
MDL3800U22 Eaton: Eaton Series C complete molded case circuit breaker, MDL-frame, MDL, Fixed thermal, fixed magnetic trip, Three-pole, 800A, 600 Vac, 250 Vdc, 65 kAIC at 240 Vac, 50 kAIC at 480 Vac, 208-240 Vac rear with left pigtail, 50/60 Hz
Product Name
Eaton Series C complete molded case circuit breaker
Catalog Number
MDL3800U22
UPC
782116106059
Product Length/Depth
0.01 in
Product Height
0.01 in
Product Width
0.01 in
Product Weight
0.01 lb
Certifications
UL Listed
Amperage Rating
800 A
Voltage rating
600 Vac, 250 Vdc
Trip Type
T186
Circuit breaker type
MDL
Circuit breaker frame type
Complete breaker
Series
Series C
Undervoltage release
208-240 Vac rear with left pigtail
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
Plug-in adapters for molded case circuit breakers product aid
Plug-in adapters for molded case circuit breakers product aid
Plug-in adapters for molded case circuit breakers product aid
Plug-in adapters for molded case circuit breakers product aid
Plug-in adapters for molded case circuit breakers product aid
Plug-in adapters for molded case circuit breakers product aid
Plug-in adapters for molded case 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 - MDL3800U22
Eaton Specification Sheet - MDL3800U22
Eaton Specification Sheet - MDL3800U22
Eaton Specification Sheet - MDL3800U22
Eaton Specification Sheet - MDL3800U22
Feature 800 A amperage rating → Business Impact supports heavy-load feeders with robust fault-current handling, reducing nuisance trips during peak demand in industrial panels; Application suitable for power distribution and motor circuits. Feature 65 kAIC at 240 Vac / 50 kAIC at 480 Vac → Business Impact enables safer interruption of high fault currents, improving system reliability and protecting sensitive equipment; Application motor control centers and feeder protection. Feature Three-pole MDL frame → Business Impact enhances phase coordination and panel space efficiency; Application standard in Series C MCCB installations. Feature Fixed thermal and fixed magnetic trip (T186) → Business Impact delivers predictable, fast fault clearance, lowering downtime and extending equipment life; Application critical for high-acceleration motor loads. Feature Undervoltage release with 208-240 Vac rear left pigtail → Business Impact improves control logic integration and lockout schemes; Application simplifies wiring in control panels. Feature UL Listed certification → Business Impact ensures regulatory compliance and easier supplier qualification; Application supports procurement and compliance workflows. Feature Time-current curves and access to Eaton specification sheets → Business Impact aids precise coordination studies and lifecycle planning; Application supports robust protection strategy in automation projects. Long-tail keywords integrated include molded case circuit breaker, Series C MCCB, industrial protection, 800 A MCCB, 600 Vac rating, 208-240 Vac rear pigtail, UL Listed MCCB, motor protection, panel uptime, and time-current curves.
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FAQs
MDL3800U22 is a three-pole, MDL-frame molded case breaker designed for Series C panels, featuring 208-240 Vac rear with left pigtail and 50/60 Hz operation for straightforward panel retrofit and maintenance.
Key ratings include 800 A continuous current, 600 Vac and 250 Vdc voltage capability, trip type T186, interrupt ratings 50 kAIC at 480 Vac and 65 kAIC at 240 Vac, and three-pole configuration for robust protection.
Yes, MDL3800U22 is UL Listed, ensuring compliance with recognized safety standards for molded case circuit breakers, which simplifies regulatory qualification and supplier qualification in most North American facilities.
Official datasheets and specification sheets are available from Eaton, including the MDL3800U22 PDF and related time-current curve documents; assets include UL-listed MCCB references and product selection guides.
With high interrupt ratings, fixed thermal-magnetic trips, and 208-240 Vac rear wiring, the MDL3800U22 delivers reliable motor protection, reduces downtime, and simplifies protection coordination in demanding industrial environments.