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HLA360506

Square D
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Square D HLA360506 Circuit Breaker - PowerPact H 50A 3-Pole 600V (I-Line Plug-In) The Square D HLA360506 is a 3-pole molded case circuit breaker from the PowerPact H family, designed to provide thermal magnetic protection for electrical distribution systems. It is rated for 50A continuous current at 600VAC and delivers a high interrupting capacity of 100kA at 480VAC, with an LI (Long-Time and Instantaneous) trip function for reliable overcurrent protection. This breaker features an I-Line style plug-in connection, measures 6.4 in (163 mm) x 4.09 in (104 mm) x 3.4 in (86 mm), and weighs 3.999 lb, with wire range accommodating AWG 14 to AWG 3/0 aluminum or copper terminals. It complies with UL, CSA, NEMA, NOM-003-SCFI-2000, and IEC 60947-2 standards, and is certified by UL, CSA, and NOM for safe operation in industrial environments. Typical applications include power distribution panels, switchboards, and motor control centers requiring robust fault interruption and compact plug-in mounting.

Key Features & Specifications
  • Type: Molded Case
  • Family: Powerpact H
  • Current Rating: 50A
  • Voltage Rating: 600VAC
  • Poles: 3
  • Frame Size: H Frame
  • Interrupt Rating: 100kA at 480VAC
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: I-Line Style Plug-In
  • Wire Size: AWG 14...AWG 3/0 aluminium/copper terminal
  • Dimensions: 6.4 in (163 mm) x 4.09 in (104 mm) x 3.4 in (86 mm) (Height x Width x Depth)
  • Weight: 3.999 lb
  • Temperature Rating: 28-158 °F (-2-70 °C)
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Certification: UL, CSA, NOM
  • Phase: 3