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Square D KAL361251121 - Molded Case 125A 3-Pole Breaker (600VAC)

Square D
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Square D KAL361251121 is a three-pole molded case circuit breaker from the KAL Series, designed to provide overcurrent protection through LI (Long-Time and Instantaneous) thermal magnetic trip functions. This K Frame unit is rated for 125A at 600VAC and delivers an interrupting capacity of 25kA at 480VAC, supporting three-phase systems with a feed-thru connection. The breaker weighs 9 lb and features a unit mount installation with a wire size range of #4 to 350 AWG/kcmil (Al/Cu), requiring 3 spaces. It is UL Listed, CSA Certified, and IEC Rated, and is HACR rated for industrial applications. Typical uses include protecting branch circuits in industrial enclosures, panelboards, and switchboards.

Key Features & Specifications
  • Type: Molded Case
  • Family: KAL Series
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: K Frame
  • Voltage Rating: 600VAC
  • Current Rating: 125A
  • Poles: 3
  • Phase: 3
  • Connection: Feed-Thru
  • Protection: Thermal Magnetic
  • AIC Rating: 25kA @ 480VAC
  • Weight: 9 lb
  • Mounting Type: Unit Mount
  • Wire Size Range: #4 to 350 AWG/kcmil (Al/Cu)
  • Space Required: 3
  • HACR Rated: Yes
  • Certifications: UL Listed, CSA Certified, IEC Rated