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Square D PLA34025U31A - Molded Case Circuit Breaker 250A 480V 3P 100kA

Square D
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Square D PLA34025U31A is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a solid-state trip unit with Long-Time and Instantaneous (LI) protection functions, rated for 250A at 480V AC with an interrupting capacity of 100kA. The breaker is constructed with a P-Frame in a compact plug-in I-Line style configuration measuring 326.64 mm H x 210.06 mm W x 204.47 mm D and weighing 32 lb, designed to accept three conductors sized from AWG 3/0 to 500 kcmil. It complies with UL, CSA, NEMA, NOM-003-SCFI-2000, and IEC 60947-2 standards and is rated for operation in ambient temperatures from -2 to 70 °C. Typical applications include protecting feeders and branch circuits in industrial control panels, switchboards, and motor control centers.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Solid State Trip Unit
  • Voltage Rating: 480V AC
  • Current Rating: 250A
  • Dimensions: 326.64 mm H x 210.06 mm W x 204.47 mm D (12.86 in x 8.27 in x 8.05 in)
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Applications: Industrial Power Distribution, Feeder & Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Temp Rating: -2 to 70 °C (28 to 158 °F)
  • Phase: 3
  • AIC rating: 100kA @ 480V
  • Connection: I-Line Style Plug-In
  • Poles: 3
  • Protection: Solid State
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: P Frame
  • Wire Size: 3 x AWG 3/0...500 kcmil (aluminium/copper)
  • Certification: UL, CSA, NOM
  • Weight: 32 lb


Product Identification
  • UPC: 785901731795
  • GTIN: 00785901731795