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Eaton HLDB3400 - Molded Case Circuit Breaker 400A 3-Pole

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Eaton HLDB3400 is a 400A, 3-pole molded case circuit breaker from the Series C L-frame family, designed to provide LI (Long-Time and Instantaneous) protection via a fixed thermal magnetic trip unit. It is rated for 600V AC operation with an interrupting capacity of 65kA at 480V AC and 100kA at 240V AC, supporting 50/60 Hz frequency. The breaker features a feed-thru connection with aluminum line and load terminals, measures 4.06 in x 8.25 in x 8.25 in (Depth x Height x Width), and weighs 20 lb. It is UL Listed and manufactured in the United States. This unit is suited for industrial and commercial electrical distribution systems requiring reliable overcurrent protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: Eaton
  • Family: Series C
  • Model: HLDB
  • Frame Size: L Frame
  • Current Rating: 400 A
  • Voltage Rating: 600V
  • Poles: 3
  • Phase: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Feed-Thru
  • AIC Rating: 65kA@480V
  • Interrupt Rating: 100 kA at 240 VAC, 65 kA at 480 VAC
  • Frequency: 50/60 Hz
  • Material: Aluminum line and load
  • Dimensions: 4.06 in x 8.25 in x 8.25 in (Length/Depth x Height x Width)
  • Weight: 20 lb
  • Certification: UL Listed
  • Country of Origin: United States


Product Identification
  • UPC: 782113965222
  • GTIN: 00782113965222