Square D HLA36040 - Molded Case Circuit Breaker 40A 600V 3P
Square D HLA36040 - Molded Case Circuit Breaker 40A 600V 3P
Square D HLA36040 - Molded Case Circuit Breaker 40A 600V 3P
Square D HLA36040 - Molded Case Circuit Breaker 40A 600V 3P
Square D HLA36040 - Molded Case Circuit Breaker 40A 600V 3P
Square D HLA36040 - Molded Case Circuit Breaker 40A 600V 3P
Square D HLA36040 - Molded Case Circuit Breaker 40A 600V 3P
Square D HLA36040 - Molded Case Circuit Breaker 40A 600V 3P
Square D HLA36040 - Molded Case Circuit Breaker 40A 600V 3P
Square D HLA36040 - Molded Case Circuit Breaker 40A 600V 3P

Square D HLA36040 - Molded Case Circuit Breaker 40A 600V 3P

Square D
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Square D HLA36040 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 40A current rating and a 600V voltage rating, housed within a compact H-frame design measuring 163 mm x 104 mm x 86 mm (HxWxD) and weighing 5.45 lb. This thermal magnetic breaker offers LI (Long-time and Instantaneous) trip functions, an interrupting capacity of 100kA at 480V, and operates effectively across a temperature range of -25 to 70 °C. It complies with UL, CSA, NEMA, NOM, and IEC 60947-2 standards, ensuring suitability for panelboards and switchboards utilizing I-Line style plug-in connections with lug terminals for copper or aluminum conductors from 14 AWG to 3/0 AWG.

Key Features & Specifications
  • Type: HLA Series, Molded Case, Thermal Magnetic Protection with LI Trip
  • Voltage Rating: 600V AC
  • Current Rating: 40A
  • Dimensions: 6.4 in (163 mm) H x 4.09 in (104 mm) W x 3.4 in (86 mm) D
  • Weight: 5.45 lb
  • 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°C to 70°C (-13°F to 158°F)
  • Phase: 3
  • AIC Rating: 100kA @ 480V
  • Connection: I-Line Style Plug-In, Lug Terminal
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI) Trip
  • Frame Size: H
  • Wire Size: 14 AWG to 3/0 AWG (Copper or Aluminum)
  • Certification: UL, CSA, NOM
  • Phase Connection: ABC
  • Terminal Connection: I-Line, Lug
  • MCM Size: Min. 14 AWG, Max. 3/0 AWG (Cu/Al)


Product Identification
  • UPC: 785901507338
  • GTIN: 00785901507338