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Siemens HE3B020L - Molded Case Circuit Breaker 20A 480V 3-Pole

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Siemens HE3B020L is a 3-pole molded case circuit breaker from the HE Series, designed for overcurrent protection in three-phase power distribution systems using a thermal magnetic trip mechanism with LI (Long-Time and Instantaneous) functions. It is rated for 20 Amps at 480V AC with a high interrupting capacity of 25kA at 480V, and supports reverse feed applications for flexible installation. The unit features a feed-thru connection with line and load side lug terminals, weighs 8 lb, and is built for reliable performance in industrial environments. This breaker complies with applicable industry standards for molded case circuit breakers, ensuring safe operation in commercial and industrial settings. Typical applications include branch circuit protection, motor control centers, and panelboard installations requiring compact, high-interrupting protection.

Key Features & Specifications
  • Type: Molded Case
  • Family: HE Series
  • Poles: 3
  • Current Rating: 20 Amps
  • Voltage Rating: 480V AC
  • Interrupting Capacity: 25kA at 480V
  • Protection: Thermal Magnetic
  • Trip Functions: Long-Time and Instantaneous (LI)
  • Connection: Feed-Thru
  • Terminal Type: Line and Load Side Lug Terminals
  • Weight: 8 lb
  • Application: Reverse Feed Capable