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Cutler Hammer BR355 - 3-Pole Thermal Magnetic Circuit Breaker (55A, 240V)

Cutler Hammer
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Cutler Hammer BR355 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase electrical systems. It features a 55A current rating and a 240V AC voltage rating, housed within a compact 3-inch cubic plug-in configuration. The breaker utilizes a thermal-magnetic trip mechanism for both long-time and instantaneous (LI) protection functions and is constructed to meet UL 489 and Federal Specification W-C375 standards. This unit is typically applied in industrial and commercial panelboards requiring a 10kA interrupting capacity at 240V.

Key Features & Specifications
  • Type: BR Series, Molded Case, Thermal-Magnetic Protection, Plug-In Connection
  • Voltage Rating: 240V AC
  • Current Rating: 55A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 10kA @ 240V AC
  • Functions: LI (Long-Time and Instantaneous)
  • Dimensions: 3 in L x 3 in H x 3 in W
  • Weight: 1 lb
  • Certification: UL 489, Federal Specifications W-C375
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 782114375167
  • GTIN: 00782114375167