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ALUBW250 - Molded Case Circuit Breaker 250A 600V

United Fuses
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ALUBW250 is a heavy-duty industrial circuit breaker designed for primary overcurrent and short-circuit protection in electrical distribution systems. It is rated for a maximum voltage of 600V AC and a current rating of 250A, with a robust interrupting capacity suitable for high-fault applications. The unit features a compact, molded case construction with a thermal-magnetic trip mechanism, weighing 5.19 lb, and is built for panelboard or switchboard mounting. It complies with UL 489 and CSA C22.2 standards, ensuring reliable performance in commercial and industrial environments. Typical applications include motor control centers, lighting panels, and feeder circuits in manufacturing plants and data centers.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Weight: 5.19 lb
  • Standards: UL 489, CSA C22.2
  • Applications: Industrial distribution, motor control, feeder protection
  • Breaker Type: Thermal-magnetic
  • Poles: 3
  • Frame Size: 250A frame
  • Mounting: Panelboard or switchboard
  • Phase: 3
  • Frequency Rating: 50/60 Hz
  • Interrupting Rating: 25 kAIC at 480V
  • Connection: Line and load lugs
  • Certification: UL, CSA


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