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Square D PXF36800Z - Molded Case 800A 600V 3-Pole Breaker

Square D
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Square D PXF36800Z is a three-pole molded case circuit breaker designed for primary overcurrent protection in industrial power distribution systems. It features a solid-state Micrologic trip unit with LSI (Long-Time, Short-Time and Instantaneous) protection functions, rated at 800A continuous current and 600VAC with a 100kA interrupting capacity at 480V. The unit weighs 90 lb and uses a bolt-on connection within a PX frame, supporting three-phase systems. This breaker complies with UL and NEMA standards for industrial electrical safety and reliability. It is typically applied in manufacturing plants, data centers, and commercial facilities requiring precise, adjustable protection for critical loads.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker with Solid State Trip
  • Voltage Rating: 600V
  • Current Rating: 800A
  • Poles: 3
  • Connection: Bolt-On
  • Protection: LSI - Long-Time, Short-Time and Instantaneous
  • AIC Rating: 100kA@480V
  • Phase: 3
  • Frame Size: PX Frame
  • Weight: 90 lb
  • Family: Micrologic
  • Standards: UL, NEMA


Product Identification
  • UPC: Not available
  • GTIN: Not available