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Eaton MDL3450W - Molded Case 450A 3-Pole (600VAC)

Cutler Hammer
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Eaton MDL3450W is a 450A, 3-pole molded case circuit breaker from the Series C family, designed for LI (Long-Time and Instantaneous) protection in industrial power distribution systems. Rated for 600VAC and 250VDC, it delivers a 50kA interrupting capacity at 480VAC and 65kAIC at 240VAC, operating at 50/60 Hz. This bolt-on unit weighs 33 lb and utilizes a fixed thermal and fixed magnetic trip mechanism (T186) within an M Frame construction, though it does not include lugs. It is UL listed and built for reliable overcurrent protection in commercial and industrial environments.

Key Features & Specifications
  • Type: Molded Case
  • Family: Series C
  • Type: MDL
  • Weight: 33 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: M Frame
  • Voltage Rating: 600VAC, 250VDC
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 50kA@480V, 65kAIC@240V
  • Phase: 3
  • Current Rating: 450A
  • Trip Type: Fixed Thermal, Fixed Magnetic (T186)
  • Frequency: 50/60 Hz
  • Certifications: UL Listed