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Siemens LL3B600 - Molded Case Circuit Breaker, 600A 3P

Siemens
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Siemens LL3B600 is a molded case circuit breaker from the Sentron Series designed to provide reliable overcurrent protection for three-phase industrial power distribution systems. It features a 600A current rating and a 600V AC voltage rating, with a robust thermal-magnetic trip unit offering both long-time and instantaneous (LI) protection functions. The breaker is constructed as a three-pole, bolt-on unit with a 35kA interrupting capacity at 480V, housed in a durable LL frame. It is engineered to meet relevant industry standards for safety and performance in demanding electrical environments, making it suitable for main feeder and branch circuit protection in commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 600V AC
  • Current Rating: 600A
  • Poles: 3
  • Phase: 3-Phase
  • AIC Rating: 35kA @ 480V AC
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Frame Size: LL
  • Connection: Bolt-On
  • Family: Sentron Series
  • Weight: 25 lb


Product Identification
  • Manufacturer Part Number: LL3B600