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Westinghouse FB3050PL - Molded Case 50A 600V 3-Pole

Cutler Hammer
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Westinghouse FB3050PL is a 3-pole molded case circuit breaker from the TRI-PAC family, designed for overcurrent protection in industrial power distribution systems. It is rated for 50A continuous current at 600VAC with a 200kA interrupting capacity at 600V, utilizing thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions. The unit measures 8.75 inches in depth, 6 inches in height, and 3.5 inches in width, weighing 6.6 lb, with a feed-thru connection configuration. It is UL 489 certified for safety and compliance with North American standards. This breaker is suitable for 3-phase applications requiring high fault current interruption in commercial and industrial switchboards or panelboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic
  • Voltage Rating: 600V
  • Current Rating: 50A
  • Dimensions: 8.75 in x 6 in x 3.5 in (Length/Depth x Height x Width)
  • Standards: UL 489
  • Applications: 3-phase industrial power distribution
  • Poles: 3
  • Connection: Feed-Thru
  • Protection: LI - Long-Time and Instantaneous
  • AIC rating: 200kA@600V
  • Phase: 3
  • Functions: Long-Time and Instantaneous
  • Frame Size: FB
  • Trip Type: Thermal Magnetic
  • Breaker Type: Molded Case
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Feed-Thru
  • Frequency Rating: 60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL 489
  • Installation Type: Panelboard
  • Item QTY: 1
  • Breaker Frame: FB
  • Current Rating: 50A
  • Operating Temperature Maximum Celsius: 40°C
  • Country of Origin: United States
  • Family: TRI-PAC
  • Type: FB
  • Weight: 6.6 lb


Product Identification
  • UPC: 78667976552
  • GTIN: 00786679765524