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Siemens HHLXD63B300L - Molded Case 300A 600V 3-Phase

Siemens
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Siemens HHLXD63B300L Circuit Breaker - Molded Case 300A 600V 3-Phase The Siemens HHLXD63B300L is a 3-pole molded case circuit breaker from the Sentron Series, designed to provide overcurrent protection through its thermal magnetic trip mechanism with LI (Long-Time and Instantaneous) functions. It is rated for 600V AC, 300A continuous current, and delivers a high interrupting capacity of 100kA at 480V, making it suitable for demanding industrial power distribution systems. The breaker features a feed-thru connection, an LD frame size, and weighs 25 lb, with a compact construction that supports 3-phase applications. It complies with industry standards for molded case circuit breakers, ensuring reliable performance in commercial and industrial environments. Typical applications include main or branch circuit protection in switchboards, panelboards, and motor control centers.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Sentron Series, HHLXD
  • Voltage Rating: 600V AC
  • Current Rating: 300A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 100kA@480V
  • Frame Size: LD Frame
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Feed-Thru
  • Weight: 25 lb
  • Standards: UL, CSA, NEMA
  • Applications: Industrial power distribution, switchboards, panelboards, motor control centers


Product Identification
  • UPC: Not available
  • GTIN: Not available