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Square D IL34300 - Molded Case Breaker 300A 480V 3-Pole

Square D
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The Square D IL34300 is a 3-pole molded case circuit breaker from the I-Limiter family, designed for high-interrupting capacity protection in industrial power distribution systems. It provides LI (Long-Time and Instantaneous) protection functions with a thermal magnetic trip mechanism, rated for 480V AC and 300A continuous current, achieving a 200kA interrupting capacity at 480V. This unit weighs 45 lb and features an I-Line style plug-in connection for secure mounting in compatible panelboards and switchboards. It complies with applicable industry standards for overcurrent protection in three-phase electrical systems. Typical applications include main or feeder protection in commercial and industrial facilities requiring high fault current mitigation.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, I-Limiter Family, IL Series
  • Voltage Rating: 480V AC
  • Current Rating: 300A
  • Poles: 3
  • Phase: 3
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic (LI - Long-Time and Instantaneous)
  • AIC Rating: 200kA@480V
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 45 lb
  • Item Subcategory: Molded Case


Product Identification
  • UPC: Not specified
  • GTIN: Not specified