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Thomas & Betts KS360250 - 3-Pole 250A Molded Case Breaker (600V, 30kA)

Thomas & Betts
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The Thomas & Betts KS360250 is a 3-pole molded case circuit breaker from the KS Series, designed to provide overcurrent protection through its LI (Long-Time and Instantaneous) trip functions. This unit is rated for 600V AC, 250A continuous current, and delivers an interrupting capacity of 30kA at 480V, with a thermal magnetic protection mechanism for reliable fault clearing. Weighing 18 lb, it features a bolt-on connection style for secure installation in industrial panelboards and switchboards, supporting 3-phase systems. The breaker complies with industry standards for molded case circuit breakers, making it suitable for commercial and industrial power distribution applications requiring robust short-circuit and overload protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, KS Series, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Poles: 3
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • AIC Rating: 30kA@480V
  • Phase: 3
  • Weight: 18 lb
  • Functions: Long-Time and Instantaneous Trip
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: 60 Hz
  • Phase Connection: 3-Phase
  • Standards: Industry Standard for Molded Case Breakers
  • Installation Type: Panelboard/Switchboard
  • Item QTY: 1
  • Breaker Frame: KS Series
  • Current Rating: 250A


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