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Square D PAF1636-900A - Molded Case Circuit Breaker 900A 600V 3-Pole

Square D
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Square D PAF1636-900A is a 3-pole molded case circuit breaker designed for overcurrent protection in high-amperage power distribution systems. It is rated for 900A at 600V AC with a 42kA interrupting capacity at 600V, utilizing thermal magnetic protection with LI (Long-Time and Instantaneous) trip functions. The unit features a P Frame size, bolt-on mounting, and weighs 73 lb, making it suitable for permanent installation in switchboards and panelboards. It is part of the Square D PAF Series and complies with industry standards for commercial and industrial electrical systems. Typical applications include heavy machinery, manufacturing plants, and large-scale commercial facilities requiring reliable circuit protection at high current levels.

Key Features & Specifications
  • Manufacturer: Square D
  • Item Subcategory: Molded Case
  • Family: PAF Series
  • Type: PAF
  • Weight: 73 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: P Frame
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 42kA@600V
  • Phase: 3
  • Current Rating: 900A
  • Amperage Rating: 900A
  • Voltage Rating: 600V AC
  • Mounting Type: Bolt-On
  • Series: PAF
  • Frame Size: 1636