Cutler Hammer DK3350 - 3-Pole Molded Case Breaker (350A, 240V)
Cutler Hammer DK3350 - 3-Pole Molded Case Breaker (350A, 240V)
Cutler Hammer DK3350 - 3-Pole Molded Case Breaker (350A, 240V)
Cutler Hammer DK3350 - 3-Pole Molded Case Breaker (350A, 240V)

Cutler Hammer DK3350 - 3-Pole Molded Case Breaker (350A, 240V)

Cutler Hammer
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Cutler Hammer DK3350 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 350A current rating and a 240V AC voltage rating, housed within a compact K-frame measuring 4.1" x 5.5" x 5.5" and weighing 11.5 lb. This UL-listed breaker utilizes a thermal-magnetic trip unit for both long-time and instantaneous (LI) protection functions, ensuring compliance with industry standards for safety and performance. Its 65kA interrupting rating at 240V and feed-thru connection make it suitable for a wide range of demanding applications, including panelboards and switchboards, operating reliably in ambient temperatures from -25°C to 70°C (-13°F to 158°F).

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Series C Family
  • Voltage Rating: 240V AC
  • Current Rating: 350A
  • Frame Size: K Frame
  • Poles: 3
  • Phase: 3-Phase
  • AIC Rating: 65kA @ 240V
  • Connection: Feed-Thru
  • Protection Functions: Long-Time and Instantaneous (LI)
  • Trip Type: Thermal Magnetic
  • Dimensions: 4.1 in (D) x 5.5 in (H) x 5.5 in (W)
  • Weight: 11.5 lb
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Certification: UL Listed
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 786679044148
  • GTIN: 00786679044148