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Siemens J3B150 - Molded Case 150A 3-Pole 600V

Siemens
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Siemens J3B150 Circuit Breaker - Molded Case 150A 3-Pole 600V Thermal Magnetic The Siemens J3B150 is a 3-pole molded case circuit breaker from the J Frame family, designed to provide overcurrent protection through its LI (Long-Time and Instantaneous) trip functions. Rated for 600V AC and 150A continuous current, this bolt-on device employs a thermal magnetic protection mechanism suitable for 3-phase industrial power distribution systems. Weighing 17 lb, the Type J breaker features a compact molded case construction with bolt-on connections for secure panel mounting. It complies with industry standards for molded case circuit breakers, ensuring reliable performance in commercial and industrial electrical systems. Typical applications include feeder protection in switchboards, panelboards, and motor control centers requiring 150A branch circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, J Frame, Type J
  • Voltage Rating: 600V AC
  • Current Rating: 150A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 17 lb
  • Item Subcategory: Molded Case
  • Family: J Frame


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