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Square D KHB36080 - Molded Case Circuit Breaker 80A 600V 3-Pole

Square D
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Square D KHB36080 is a 3-pole, 80 amp molded case circuit breaker from the I-Line family, designed to provide thermal magnetic overcurrent protection with long-time and instantaneous (LI) trip functions for three-phase power distribution systems. It operates at a voltage rating of 600V and delivers an interrupting capacity of 35kA at 480V, ensuring robust fault current interruption. The unit features a K Frame construction with I-Line style plug-in mounting and line and load side lugs for secure electrical connections, weighing 13 lb. This breaker complies with UL 489 standards, making it suitable for industrial and commercial applications requiring reliable branch circuit protection.

Key Features & Specifications
  • Manufacturer: Square D
  • Part Number: KHB36080
  • Type: KHB
  • Item Subcategory: Molded Case
  • Family: I-Line
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: K Frame
  • Current Rating: 80 Amps
  • Voltage Rating: 600 VAC
  • Poles: 3
  • Phase: 3
  • Protection: Thermal Magnetic
  • Connection: I-Line Style Plug-In
  • Mounting Type: I-Line Style Plug-In
  • Connection Type: Line and Load Side Lugs
  • AIC rating: 35kA@480V
  • Interrupt Rating: 35kA at 480 VAC
  • Weight: 13 lb
  • Standards: UL 489 Listed