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Square D KA36150G - Molded Case Breaker 150A 600V (3-Pole I-Line)

Square D
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Square D KA36150G is a 3-pole thermal magnetic molded case circuit breaker from the I-Line family, designed to provide long-time and instantaneous (LI) overcurrent protection for industrial and commercial power distribution systems. It is rated for 150A at 600VAC with a 25kA interrupting capacity at 480V, and features an I-Line style plug-in connection for secure mounting in compatible panelboards. The breaker weighs 13 lb and is built on a 250 Amp frame, supporting wire sizes from #4 to 350 AWG/kcmil (Al/Cu) with a 40 °C temperature rating. It is UL Listed and CSA Certified for reliable performance in demanding electrical environments. This unit is suitable for use in industrial enclosures, providing robust circuit protection for motor control centers and distribution panels.

Key Features & Specifications
  • Type: Molded Case
  • Family: I-Line
  • Type: KA
  • Weight: 13 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • AIC rating: 25kA@480V
  • Phase: 3
  • Current Rating: 150A
  • Amperage: 150 Amps
  • Mounting Type: Plug-On (I-Line Style)
  • Frame Type: KA (250 Amp Frame)
  • Approvals: UL Listed, CSA Certified
  • Temperature Rating: 40 °C
  • Wire Size: 1#4 to 350 AWG/kcmil (Al/Cu)
  • Width: 4.50 Inches
  • Depth: 4.75 Inches