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Thomas & Betts TB320 - Molded Case Circuit Breaker 20A 3P (240V)

Thomas & Betts
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Thomas & Betts TB320 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase electrical systems. It features a 20A current rating and a 240V AC voltage rating, housed within a compact, durable plug-in configuration. This thermal-magnetic breaker utilizes a long-time and instantaneous (LI) trip function and is constructed to meet industry standards for safety and performance. Its 10kA interrupting rating at 240V ensures protection against short-circuit faults, making it suitable for industrial control panels, motor protection circuits, and commercial power distribution applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Plug-In Connection
  • Voltage Rating: 240V AC
  • Current Rating: 20A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 10kA @ 240V
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Connection Type: Plug-In
  • Family/Series: TB Series
  • Weight: 2 lb


Product Identification
  • UPC: 710983301291
  • GTIN: 00710983301291