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Square D HLA36045 - Molded Case Circuit Breaker 45A 600V 3P

Square D
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Square D HLA36045 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial power distribution systems. It features a 45A current rating and a 600V voltage rating for robust three-phase applications. The breaker is constructed with a compact H-frame design measuring 163 mm x 104 mm x 86 mm (HxWxD) and a weight of 4 lb, utilizing an I-Line style plug-in connection for simplified installation. It complies with UL, CSA, NEMA, NOM, and IEC 60947-2 standards, ensuring adherence to international safety and performance requirements. Typical applications include protecting feeders and branch circuits in commercial and industrial panelboards and switchboards.

Key Features & Specifications
  • Type: HLA Series, Molded Case, Thermal Magnetic Protection with Long Time and Instantaneous Trip Functions
  • Voltage Rating: 600V AC
  • Current Rating: 45A
  • Dimensions: 6.4 in (163 mm) H x 4.09 in (104 mm) W x 3.4 in (86 mm) D
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Applications: Industrial power distribution, panelboards, switchboards
  • Switch Type: Circuit Breaker
  • Configuration: 3-Pole
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Phase: 3
  • AIC Rating: 100kA at 480V
  • Connection: I-Line Style Plug-In
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: H Frame
  • Wire Size: Accepts AWG 14 to AWG 3/0 aluminium or copper conductors
  • Certification: UL, CSA, NOM
  • Family: Powerpact
  • Country of Origin: Mexico
  • Weight: 3.999 lb


Product Identification
  • UPC: 785901422358
  • GTIN: 00785901422358