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Siemens JKL3B275 - Molded Case 275A 600V 3-Pole

Siemens
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Siemens JKL3B275 is a three-pole molded case circuit breaker designed for thermal-magnetic protection in industrial power distribution systems. It carries a 275A current rating at 600V AC for three-phase applications, with LI (Long-Time and Instantaneous) trip functions for overload and short-circuit protection. This bolt-on unit weighs 12 lb and features a compact molded case construction for panelboard installation. It complies with UL and CSA standards for industrial electrical safety and performance. Typical applications include motor control centers, switchboards, and commercial building distribution panels requiring reliable overcurrent protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, Bolt-On
  • Voltage Rating: 600V AC
  • Current Rating: 275A
  • Poles: 3
  • Phase: 3
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Weight: 12 lb
  • Family: JKL Series
  • Item Subcategory: Molded Case


Product Identification
  • Manufacturer: Siemens
  • Model: JKL3B275