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Square D HDL36150SN - Molded Case 150A 3-Pole Breaker

Square D
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Square D HDL36150SN is a 3-pole molded case circuit breaker from the PowerPact H-Frame series, engineered for reliable overcurrent protection in commercial and industrial power distribution systems. This thermal-magnetic trip unit breaker delivers a 150A continuous current rating at 600V AC/250V DC with a 18kA interrupting capacity at 480V AC, and features LI (Long-Time and Instantaneous) protection functions along with a complete 12Vdc shunt trip. The unit measures 6.4 in (163 mm) x 4.09 in (104 mm) x 3.4 in (86 mm) (Height x Width x Depth), weighs 5 lb, and accepts wire sizes from AWG 14 to AWG 3/0 aluminum/copper terminal. It complies with UL, CSA, NEMA, NOM-003-SCFI-2000, and IEC 60947-2 standards, with certifications from UL, CSA, and NOM, and operates within a temperature range of 28-158 °F (-2-70 °C). This breaker is suited for panelboard and switchboard applications requiring robust, code-compliant circuit protection.

Key Features & Specifications
  • Type: HDL
  • Family: Powerpact
  • Frame Size: H Frame
  • Poles: 3
  • Current Rating: 150A
  • Voltage Rating: 600V AC / 250V DC
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • AIC rating: 18kA@480V AC (14kA@600V AC, 25kA@240V AC, 20kA@250V DC)
  • Connection: Feed-Thru
  • Wire Size: AWG 14...AWG 3/0 aluminium/copper terminal
  • Mounting Type: Unit Mount
  • Dimensions: 6.4 in (163 mm) x 4.09 in (104 mm) x 3.4 in (86 mm) (Height x Width x Depth)
  • Weight: 5 lb
  • Temp Rating: 28-158 °F (-2-70 °C)
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Certification: UL, CSA, NOM
  • Additional Info: complete with 12Vdc shunt trip
  • Country of Origin: United States


Product Identification
  • UPC: 078590157598
  • GTIN: 00785901575986