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Cutler Hammer CHB350ST - 3-Pole Thermal Magnetic Circuit Breaker

Cutler Hammer
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Cutler Hammer CHB350ST is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial electrical systems. It features a 50A current rating and a 240V AC voltage rating, housed in a compact, durable molded case with a bolt-on connection for secure installation. This thermal magnetic breaker complies with industry standards for safety and performance, offering both long-time and instantaneous trip functions for coordinated protection. Its robust construction and a 10kA interrupting rating at 240V make it suitable for a wide range of applications, including industrial control panels, motor protection circuits, and power distribution equipment.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection with Long Time and Instantaneous Trip Functions
  • Voltage Rating: 240V AC
  • Current Rating: 50A
  • Poles: 3
  • Connection: Bolt-On
  • Phase: 3
  • AIC Rating: 10kA @ 240V
  • Protection: Thermal Magnetic
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Weight: 1 lb
  • Family: CHB Series


Product Identification
  • Manufacturer: Cutler Hammer
  • Model: CHB350ST
  • Type: CHB