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Eaton Cutler Hammer HLDB3300Y - 300A 3-Pole Molded Case Breaker

Cutler Hammer
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The Eaton Cutler Hammer HLDB3300Y is a three-pole molded case circuit breaker from the Series C family, designed for overcurrent protection in industrial power distribution systems. It is rated for 300A at 600V AC, with a high interrupting capacity of 65kA at 480V, and utilizes a thermal magnetic trip mechanism for long-time and instantaneous (LI) protection. The breaker features a bolt-on connection, an L Frame size, and weighs 25 lb, ensuring robust physical construction for panelboard mounting. It is designed for three-phase applications and complies with industry standards for molded case circuit breakers. This breaker is typically used in commercial and industrial settings for feeder and main circuit protection in switchboards and panelboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, Bolt-On
  • Voltage Rating: 600V AC
  • Current Rating: 300A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 65kA@480V
  • Frame Size: L Frame
  • Protection: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Weight: 25 lb
  • Family: Series C
  • Functions: LI - Long-Time and Instantaneous


Product Identification
  • UPC: Not available
  • GTIN: Not available