Circuit Breakers

A circuit breaker will interrupt the flow of current in an electrical circuit, safeguarding surrounding electrical components and wiring by preventing circuit overloads and short circuits.

a.k.a. MCB, MCCB, molded case breaker, supplementary protection, UL1077, UL489, UL508, MMP, manual motor protector

 

Style:
Product Price Rating Action
  • LSIS_29270379UL_Primary.jpg

    LS Electric

    29270379UL

    Air Circuit Breaker, High Runner, UAH Frame Type, 3200AF Frame Size, 3/4P Standard RST(N), 3 Poles, 3000A, Vertical Terminals, 100/125VAC/DC (Motor Operator, Closing Coil & Shunt Trip), High Capacity Off Charge/5a5b, Ammeter Trip Relay

    $21,276.19
    $21,276.19
  • LSIS_29270380UL_Primary.jpg

    LS Electric

    29270380UL

    Air Circuit Breaker, High Runner, UAH Frame Type, 2000AF Frame Size, 3/4P Standard RST(N), 3 Poles, 2000A, Vertical Terminals, 100/125VAC/DC (Motor Operator, Closing Coil & Shunt Trip), High Capacity Off Charge/5a5b, Ammeter Trip Relay

    $14,314.88
    $14,314.88
  • LSIS_29270602UL_Primary.jpg

    LS Electric

    29270602UL

    Air Circuit Breaker, High Runner, UAH Frame Type, 1600AF Frame Size, 3/4P Standard RST(N), 3 Poles, 1600A, Drawout, 100/125VAC/DC (Motor Operator, Closing Coil & Shunt Trip), High Capacity Off Charge/5a5b, Ammeter Trip Relay

    $10,364.61
    $10,364.61
  • LSIS_29270603UL_Primary.jpg

    LS Electric

    29270603UL

    Air Circuit Breaker, High Runner, UAH Frame Type, 3200AF Frame Size, 3/4P Standard RST(N), 3 Poles, 3200A, Drawout, 100/125VAC/DC (Motor Operator, Closing Coil & Shunt Trip), High Capacity Off Charge/5a5b, Ammeter Trip Relay

    $19,138.07
    $19,138.07
  • LSIS_29270604UL_Primary.jpg

    LS Electric

    29270604UL

    Air Circuit Breaker, High Runner, UAH Frame Type, 3200AF Frame Size, 3/4P Standard RST(N), 3 Poles, 3000A, Drawout, 100/125VAC/DC (Motor Operator, Closing Coil & Shunt Trip), High Capacity Off Charge/5a5b, Ammeter Trip Relay, Neutral CT

    $19,138.07
    $19,138.07
  • LSIS_29270606UL_Primary.jpg

    LS Electric

    29270606UL

    Air Circuit Breaker, High Runner, UAH Frame Type, 2000AF Frame Size, 3/4P Standard RST(N), 3 Poles, 2000A, Drawout, 100/125VAC/DC (Motor Operator, Closing Coil & Shunt Trip), High Capacity Off Charge/5a5b, Ammeter Trip Relay

    $12,386.71
    $12,386.71
  • LSIS_29270699UL_Primary.jpg

    LS Electric

    29270699UL

    Air Circuit Breaker, High Runner, UAH Frame Type, 3200AF Frame Size, 3/4P Standard RST(N), 3 Poles, 3000A, Vertical Terminals, 100/125VAC/DC (Motor Operator, Closing Coil & Shunt Trip), High Capacity Off Charge/5a5b, Ammeter Trip Relay, Neutral CT

    $19,408.79
    $19,408.79
  • LSIS_29270700UL_Primary.jpg

    LS Electric

    29270700UL

    Air Circuit Breaker, High Runner, UAH Frame Type, 2000AF Frame Size, 3/4P Standard RST(N), 3 Poles, 2000A, Vertical Terminals, 100/125VAC/DC (Motor Operator, Closing Coil & Shunt Trip), High Capacity Off Charge/5a5b, Ammeter Trip Relay, Neutral CT

    $12,447.48
    $12,447.48
  • LSIS_29270769UL_Primary.jpg

    LS Electric

    29270769UL

    Air Circuit Breaker, High Runner, UAH Frame Type, 2500AF Frame Size, 3/4P Standard RST(N), 3 Poles, 1600A, Vertical Terminals, 100/125VAC/DC (Motor Operator, Closing Coil & Shunt Trip), High Capacity Off Charge/5a5b, Ammeter Trip Relay, Neutral CT

    $15,662.94
    $15,662.94
  • LSIS_29270770UL_Primary.jpg

    LS Electric

    29270770UL

    Air Circuit Breaker, High Runner, UAH Frame Type, 2500AF Frame Size, 3/4P Standard RST(N), 3 Poles, 2500A, Vertical Terminals, 100/125VAC/DC (Motor Operator, Closing Coil & Shunt Trip), High Capacity Off Charge/5a5b, Ammeter Trip Relay, Neutral CT

    $15,662.94
    $15,662.94
  • LSIS_29270771UL_Primary.jpg

    LS Electric

    29270771UL

    Air Circuit Breaker, High Runner, UAH Frame Type, 1600AF Frame Size, 3/4P Standard RST(N), 3 Poles, 1600A, Vertical Terminals, 100/125VAC/DC (Motor Operator, Closing Coil & Shunt Trip), High Capacity Off Charge/5a5b, Ammeter Trip Relay, Neutral CT

    $10,370.14
    $10,370.14
  • LSIS_29280048UL_Primary.jpg

    LS Electric

    29280048UL

    Air Circuit Breaker, High Runner, UAH Frame Type, 5000AF Frame Size, 3/4P Standard RST(N), 3 Poles, 5000A, Vertical Terminals, 100/125VAC/DC (Motor Op, Closing Coil & Shunt Trip), High Capacity Off Charge/5a5b, Ammeter Trip Relay, Ext NCT + Comm

    $39,364.54
    $39,364.54

A circuit breaker will interrupt the flow of current in an electrical circuit, safeguarding surrounding electrical components and wiring by preventing circuit overloads and short circuits.

a.k.a. MCB, MCCB, molded case breaker, supplementary protection, UL1077, UL489, UL508, MMP, manual motor protector