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Square D QDA321256 - Molded Case Circuit Breaker 125A 240V 3-Pole

Square D
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Square D QDA321256 is a 3-pole molded case circuit breaker from the I-Line family, designed for thermal-magnetic protection with long-time and instantaneous (LI) trip functions. It is rated for 240V AC, 125A continuous current, and a 25kA interrupting capacity at 240V, operating on a 3-phase system. The unit features an I-Line style plug-in connection, a Q Frame size, and weighs 6.669 lb, manufactured in Mexico by Schneider Electric. It complies with applicable industry standards for industrial power distribution and motor control applications. This breaker is typically used in panelboards, switchboards, and load centers for overcurrent protection in commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case
  • Voltage Rating: 240V
  • Current Rating: 125A
  • Poles: 3
  • Phase: 3
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: Q Frame
  • AIC rating: 25kA@240V
  • Weight: 6.669 lb
  • Family: I-Line
  • Country of Origin: Mexico


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