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Square D AU500 - Molded Case Circuit Breaker 600V 500A

Square D
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Square D AU500 is a heavy-duty industrial circuit breaker designed for overcurrent protection in electrical distribution systems. It is rated for 600 volts AC and 500 amperes, providing robust fault interruption capabilities. The unit features a compact, molded case construction with a weight of 5.19 pounds, ensuring durability and ease of installation in panelboards. This breaker complies with UL 489 and CSA standards, making it suitable for commercial and industrial applications requiring reliable branch circuit protection. Typical uses include motor control centers, switchboards, and main service disconnects in manufacturing facilities.

Key Features & Specifications
  • Type: Molded case circuit breaker
  • Voltage Rating: 600 V AC
  • Current Rating: 500 A
  • Weight: 5.19 lb
  • Standards: UL 489, CSA
  • Applications: Industrial electrical distribution, motor control centers, switchboards
  • Breaker Type: Thermal-magnetic
  • Poles: 3
  • Frame Size: AU
  • Trip Type: Fixed thermal-magnetic
  • Connection: Line and load lugs
  • Phase: 3
  • Hz: 50/60
  • Circuit Breaker Mounting Style: Bolt-on
  • Terminal Connection: Copper/aluminum rated
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Installation Type: Panelboard
  • Item QTY: 1
  • Breaker Frame: AU
  • Current Rating: 500 A
  • Operating Temperature Maximum Celsius: 40 °C


Product Identification
  • UPC: Not provided
  • GTIN: Not provided