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Square D HJP36045 - Molded Case Circuit Breaker 45A 3-Pole

Square D
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Square D HJP36045 is a PowerPact H Frame molded case circuit breaker designed for thermal-magnetic protection against overloads and short circuits in industrial power distribution systems. It is rated for 45A at 600VAC with a 65kA interrupting capacity at 480VAC, utilizing a three-pole, three-phase configuration with LI (Long-Time and Instantaneous) trip functions. The unit measures 6.4 in (163 mm) x 4.09 in (104 mm) x 3.4 in (86 mm), weighs 3.999 lb, and features a bolt-on connection accepting 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, with certifications from UL, CSA, and NOM. Typical applications include motor control centers, panelboards, and switchboards requiring reliable branch circuit protection in commercial and industrial environments.

Key Features & Specifications
  • Type: HJP
  • Family: Powerpact
  • Frame Size: H Frame
  • Current Rating: 45A
  • Voltage Rating: 600V
  • Poles: 3
  • Phase: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Wire Size: AWG 14...AWG 3/0 aluminium/copper terminal
  • AIC rating: 65kA@480V
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Certification: UL, CSA, NOM
  • Temp Rating: 28-158 °F (-2-70 °C)
  • 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
  • Country of Origin: United States


Product Identification
  • UPC: 606487054941
  • GTIN: 03606487054948