Eaton MDL3500WA0105S2905 Molded Case Circuit Breaker - UL Listed
Part Number: MDL3500WA0105S2905
Quick Summary
Molded Case Circuit Breaker MDL3500WA0105S2905 protects industrial power feeders in control panels. Engineers often struggle with nuisance trips and inconsistent protection that disrupts production. UL Listed certification confirms compliance with safety standards while Series C MDL framing delivers reliable high‑current protection for 600 Vac and 250 Vdc systems. This model supports global installations with a 50–60 Hz rating, and its compatibility with fixed thermal and magnetic trips enables precise coordination with upstream protection devices, reducing downtime. By combining robust electrical protection with remote trip and auxiliary options, it delivers measurable business value through improved uptime, safety, and ease of integration into modern automation architectures.
Product Information
Extended Description
MDL3500WA0105S2905 Eaton: Eaton Series C complete molded case circuit breaker, MDL-frame, MDL, Fixed thermal and magnetic trips, Three-pole, 500A, 600 Vac, 250 Vdc, 65 kAIC at 240 Vac, 50 kAIC at 480 Vac, 110-127 Vac GF or 208-240 Vac same side w/ right pigtail
Product Name
Eaton Series C complete molded case circuit breaker
Catalog Number
MDL3500WA0105S2905
UPC
782114826362
Product Length/Depth
0.01 in
Product Height
0.01 in
Product Width
0.01 in
Product Weight
0.01 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
Auxiliary switch
1A-1B same side with left pigtail
Series
Series C
Shunt trip
110-127 Vac GF or 208-240 Vac same side right pigtail
Terminals
Without terminals
Frame
MDL
Frequency rating
50 to 60 Hz
Interrupt rating
50 kAIC at 480 Vac 65 kAIC at 240 Vac
Number of poles
Three-pole
Application of Multi-Wire Terminals for Molded Case Circuit Breakers
Application of Multi-Wire Terminals for Molded Case Circuit Breakers
Application of Multi-Wire Terminals for Molded Case Circuit Breakers
Power metering and monitoring with Modbus RTU product aid
Power metering and monitoring with Modbus RTU product aid
Power metering and monitoring with Modbus RTU product aid
Power metering and monitoring with Modbus RTU product aid
Power metering and monitoring with Modbus RTU product aid
Power metering and monitoring with Modbus RTU product aid
Power metering and monitoring with Modbus RTU 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
Implementation of arc flash mitigating solutions at industrial manufacturing facilities
Feature → Business Impact → Application: The MDL3500WA0105S2905 is a three‑pole Series C molded case breaker rated for 500 A, enabling robust protection for large feeders in power distribution panels; the high interrupt rating of 65 kAIC at 240 Vac and 50 kAIC at 480 Vac translates to strong short‑circuit resilience, reducing the risk of cascading faults in high‑energy environments such as machine controllers and process lines. This translates to fewer unplanned outages and lower damage costs. Application: ideal for industrial panels requiring dependable protection of heavy load circuits with limited space. Feature → Business Impact → Application: Fixed thermal and magnetic trips (T186) provide precise, repeatable protection settings; the result is fewer nuisance trips and better selectivity with downstream devices. Application: control cabinets and motor starter assemblies where predictable tripping behavior minimizes downtime and maintenance costs. Feature → Business Impact → Application: Remote trip capability via shunt trip (110–127 Vac GF or 208–240 Vac right pigtail) plus an auxiliary switch (1A‑1B left side) enable safe, remote shutdowns and status monitoring; this supports plant safety interlocks and centralized control schemes. Application: automated production lines and safety‑critical equipment that require quick remote isolation. Feature → Business Impact → Application: Without terminals and compact MDL frame design simplify installation and retrofit projects; engineers save on wiring time and improve panel density. Application: new builds and refurb projects where space is at a premium. Feature → Business Impact → Application: 50–60 Hz operation and UL Listed certification ensure global applicability and regulatory compliance, reducing engineering change orders and accelerating approvals. Application: international manufacturing facilities and multi‑region installations seeking standardized MCCBs.
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FAQs
MDL3500WA0105S2905 uses the Series C MDL frame and is provided without terminals, so plan for compatible lugs or terminations per your panel design. The unit supports an auxiliary switch on the left side (1A-1B) and a shunt trip option on the right side (208-240 Vac) to enable remote isolation. Ensure mounting in a suitable enclosure, verify 50–60 Hz service, and align wiring routes to minimize impedance and thermal rise in high‑current feeders.
This model is rated for 500 A with a voltage rating of 600 Vac / 250 Vdc. It provides an interrupt rating of 65 kAIC at 240 Vac and 50 kAIC at 480 Vac, with fixed thermal and magnetic trips (T186). It is a three‑pole MDL frame device, designed for protection and coordination in industrial power distribution and motor circuits.
Yes, the MDL3500WA0105S2905 is UL Listed, indicating it has been tested and certified for safety and performance under UL standards. This facilitates compliance with industry regulations, simplifies panel approvals, and supports procurement decisions in safety‑critical applications such as manufacturing, process control, and infrastructure upgrades.
The MDL3500WA0105S2905 offers a shunt trip option rated 110–127 Vac GF or 208–240 Vac on the same side with a right pigtail, enabling remote shutdown in safety applications. It also includes an auxiliary switch (1A‑1B) on the left side to provide local status indication and interlock capability for automation sequences.
Series C MDL MCCBs deliver reliable protection with high interrupt ratings and flexible accessories (shunt trip, auxiliary switch), reducing downtime from faults and enabling safer, remote isolation. Their compact MDL frame simplifies panel layout, speeds retrofits, and supports global 50–60 Hz operations, contributing to lower maintenance costs and faster field commissioning.