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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This Product is Obsolete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.