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Square D QBA321506 - Molded Case 150A 3-Pole 240V

Square D
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Square D PowerPact QBA321506 is a 3-pole molded case circuit breaker designed for thermal-magnetic protection in industrial power distribution systems. It operates at 240V AC with a 150A current rating and provides LI (Long-Time and Instantaneous) trip functions for overcurrent and short-circuit protection. This unit features an I-Line style plug-in connection, a Q Frame size, and weighs 7.793 lb, constructed for reliable performance in panelboards and switchboards. It complies with industry standards for safety and performance, carrying a 10kA interrupting capacity at 240V AC. Typical applications include branch circuit protection in commercial and industrial facilities requiring three-phase power distribution.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, LI Trip Functions
  • Voltage Rating: 240V AC
  • Current Rating: 150A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 10kA@240V
  • Connection: I-Line Style Plug-In
  • Frame Size: Q Frame
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 7.793 lb
  • Manufacturer: Schneider Electric
  • Family: PowerPact Q
  • Country of Origin: Mexico
  • Item Subcategory: Molded Case