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Square D HDL36020SN - Molded Case Circuit Breaker 20A 600V 3-Pole

Square D
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Square D HDL36020SN is a 3-pole thermal magnetic molded case circuit breaker from the Powerpact H series, designed for overcurrent protection in three-phase industrial applications. It is rated for 20A continuous current and 600VAC, with an interrupting capacity of 18kA at 480VAC, and features LI (Long-Time and Instantaneous) trip functions for reliable fault response. The unit weighs 5 lb, uses a feed-thru connection with line and load side lugs, and is complete with a 12Vdc shunt trip for remote switching. It complies with UL 489, CE, CSA, NEMA, NOM, and IEC standards, ensuring broad regulatory acceptance. Typical applications include motor control centers, panelboards, and switchboards requiring compact, high-performance circuit protection.

Key Features & Specifications
  • Type: Molded Case
  • Family: Powerpact
  • Type: HDL
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Feed-Thru
  • Protection: Thermal Magnetic
  • AIC rating: 18kA@480V
  • Phase: 3
  • Current Rating: 20A
  • Additional Info: complete with 12Vdc shunt trip
  • Weight: 5 lb
  • Mounting Type: Unit Mount
  • Certifications: UL 489, CE, CSA, NEMA, NOM, IEC