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HKDB3400FT36ZGW - 3-Pole 400A Circuit Breaker 600V AC

United Fuses
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The HKDB3400FT36ZGW is a heavy-duty industrial circuit breaker designed for primary overcurrent and short-circuit protection in high-power electrical distribution systems. It is rated for a maximum voltage of 600V AC and a continuous current of 400A, with a robust interrupting capacity suitable for demanding environments. The unit features a compact, molded case construction with dimensions of 4.1 inches in depth, 5.5 inches in height, and 5.5 inches in width, weighing 11 pounds for straightforward panel mounting. This breaker complies with UL 489 and NEMA standards, ensuring reliable performance in commercial and industrial settings. Typical applications include main feeder protection, motor control centers, and branch circuit protection in manufacturing plants and data centers.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip, fixed configuration
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Dimensions: 4.1 in x 5.5 in x 5.5 in (Length/Depth x Height x Width)
  • Weight: 11 lb
  • Standards: UL 489, NEMA AB-1
  • Applications: Main feeder protection, motor control centers, branch circuits
  • Breaker Type: HKDB3400FT36ZGW
  • Poles: 3
  • Frame Size: 400A frame
  • Trip Type: Thermal-magnetic
  • Installation Type: Fixed panel mount
  • Circuit Breaker Mounting Style: Bolt-on
  • Terminal Connection: Line and load lugs
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Operating Temperature Maximum Celsius: 40°C
  • Enclosure: Open type


Product Identification
  • UPC: 78668589290
  • GTIN: 00786685892900