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    KA, KC, KH, KI Molded Case Circuit Breakers

    This is a legacy product

    This Product is Obsolete

    KA, KC, KH, KI Molded Case Circuit Breakers
    • Features

      Product Cross-Reference

      KA/KH Molded Case Circuit Breakers
      • Fixed thermal, adjustable AC magnetic trip units from 70-250 A up to 600 Vac
      • KA Interrupting ratings (AIR) of 25 kA at 480 Vac
      • KH Interrupting ratings (AIR) of 35 kA at 480 Vac
      • 2- and 3-pole unit-mount and I-line constructions
      • UL 489 Listed, CSA and IEC certified
      • Obsolete as of 2009
       
      KC Molded Case Circuit Breakers
      • Fixed thermal, adjustable AC magnetic trip units from 110-250 A up to 480 Vac
      • Interrupting ratings (AIR) of 65 kA 480 Vac
      • 2- and 3-pole unit-mount and I-line constructions
      • UL 489 Listed, CSA and IEC certified
      • Obsolete as of 2009
       
      KI Current Limiting Molded Case Circuit Breakers
      • Thermal magnetic trip units from 110-250 A up to 600 Vac
      • Current limiting
      • Interrupting rating of 200 kA 480 Vac
      • 2- and 3-pole unit-mount and I-line constructions
      • UL 489 Listed, CSA and IEC certified
      • Obsolete as of 2013


      Applications

      Used in industrial enclosures, panelboards, switchboards, busway plug-in units, combination starters, or motor control centers. 

      KI current limiting circuit breakers are used for electrical systems where high fault currents can occur.