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Eaton L3400 - Molded Case Circuit Breaker 400A 600V 3-Pole

Cutler Hammer
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The Eaton L3400 is a three-pole molded case circuit breaker from the L Series, designed to provide overcurrent protection through thermal magnetic operation. This unit is rated for 600V AC, 400A continuous current, and 3-phase service, with LI (Long-Time and Instantaneous) trip functions for coordinated fault clearing. The breaker features a bolt-on connection, weighs 20 lb, and is constructed for robust industrial environments. It complies with applicable UL and NEMA standards for molded case circuit breakers. Typical applications include main or feeder protection in switchboards, panelboards, and industrial power distribution systems.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • Functions: Overcurrent and short-circuit protection
  • Family: L Series
  • Weight: 20 lb
  • Item Subcategory: Molded Case


Product Identification
  • UPC: 078156810006
  • GTIN: 00781568100066