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Siemens CK3B125 - Molded Case Circuit Breaker, 125A 3P 600V

Siemens
Price
Save $-1,492.01
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  • In stock, ready to ship
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Siemens CK3B125 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 125A continuous current rating and a 600V AC voltage rating, with a robust thermal-magnetic trip unit offering both long-time delay and instantaneous (LI) protection functions. The breaker is constructed as a three-pole, bolt-on unit with a 100kA interrupting capacity at 480V AC, housed within the compact and durable Siemens CK frame. It is engineered to meet relevant industry standards for safety and performance in demanding electrical environments, making it suitable for installation in panelboards, switchboards, and industrial control panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, LI (Long-Time & Instantaneous) Functions
  • Voltage Rating: 600V AC
  • Current Rating: 125A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • AIC Rating: 100kA @ 480V AC
  • Protection: Thermal Magnetic
  • Frame: CK (Cordon Family)
  • Weight: 35 lb