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Siemens KL3B400 - Molded Case 600V 3-Pole Thermal Magnetic

Siemens
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Siemens KL3B400 Circuit Breaker - Molded Case 600V 3-Pole Thermal Magnetic The Siemens KL3B400 is a 3-pole molded case circuit breaker from the KL Frame family, designed to provide LI (Long-Time and Instantaneous) protection for industrial electrical systems. This unit is rated for 600V AC and features a bolt-on connection, ensuring reliable overcurrent protection through its thermal magnetic trip mechanism. Weighing 25 lb, the KL3B400 is constructed for robust performance in demanding environments, complying with industry standards for safety and durability. Typical applications include motor control centers, distribution panels, and other industrial power distribution systems requiring precise long-time and instantaneous fault response.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, KL Frame, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Poles: 3
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • Phase: 3
  • Weight: 25 lb
  • Standards: UL, CSA, NEMA
  • Applications: Industrial power distribution, motor control, panelboards
  • Functions: Long-Time and Instantaneous Trip
  • Family: KL Frame
  • Item Subcategory: Molded Case


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