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Square D KA36090MT - 90A 3-Pole Thermal Magnetic Circuit Breaker

Square D
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Square D KA36090MT is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 90A current rating and a 600V AC voltage rating, housed within a compact K-frame thermal-magnetic unit weighing 13 lb. This breaker is constructed for I-Line style plug-in connection, ensuring compliance with industry standards for easy installation and maintenance in panelboards. Its 25kA interrupting rating at 480V AC makes it suitable for safeguarding electrical circuits in commercial and industrial facilities against both overloads and short circuits.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection with Long-Time and Instantaneous (LI) Trip Functions
  • Voltage Rating: 600V AC
  • Current Rating: 90A
  • Frame Size: K Frame
  • Poles: 3
  • Phase: 3
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • AIC Rating: 25kA @ 480V AC
  • Weight: 13 lb
  • Family: I-Line
  • Model Type: KA


Product Identification
  • Manufacturer Part Number: KA36090MT