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Square D HDA36125UA - Powerpact 125A 3-Pole 600V Breaker

Square D
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Square D HDA36125UA is a Powerpact molded case circuit breaker designed for thermal magnetic protection in industrial power distribution systems. It delivers 125A of current at 600VAC with an 18kA interrupting capacity at 480V, providing LI (Long-Time and Instantaneous) trip functions for overload and short-circuit protection. This three-pole unit features an I-Line style plug-in connection and weighs 6 lb, constructed for reliable performance in demanding environments. It complies with industry standards for molded case breakers, ensuring safe operation in commercial and industrial applications. Typical uses include motor control centers, panelboards, and switchboards requiring robust overcurrent protection.

Key Features & Specifications
  • Type: Powerpact HDA Molded Case Circuit Breaker
  • Voltage Rating: 600V
  • Current Rating: 125A
  • Poles: 3
  • Phase: 3
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • AIC Rating: 18kA@480V
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 6 lb
  • Family: Powerpact
  • Item Subcategory: Molded Case