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Thomas & Betts FS340150B - Molded Case 150A 480V 3-Pole

Thomas & Betts
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Thomas & Betts FS340150B is a three-pole molded case circuit breaker from the FS Series, designed to provide overcurrent protection through long time and instantaneous trip functions. It is rated for 150A at 480V AC with a 14kA interrupting capacity at 480V, utilizing a thermal magnetic protection mechanism and a feed-thru connection. The unit weighs 3 lb and operates within a temperature range of -13 to 158 °F (-25 to 70 °C), featuring a three-phase configuration. This breaker complies with industry standards for molded case circuit breakers, ensuring reliable performance in industrial environments. Typical applications include branch circuit protection in commercial and industrial power distribution systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, FS Series, Thermal Magnetic
  • Voltage Rating: 480V AC
  • Current Rating: 150A
  • Poles: 3
  • Connection: Feed-Thru
  • Protection: Long Time and Instantaneous Trip
  • AIC Rating: 14kA@480V
  • Phase: 3
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Weight: 3 lb


Product Identification
  • UPC: 786210824384