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Cutler Hammer CH310 - 3-Pole Thermal Magnetic Breaker (10A, 240V)

Cutler Hammer
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Cutler Hammer CH310 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase electrical systems. It features a 10A current rating and a 240V AC voltage rating, housed in a compact 3" x 3" x 0.75" plug-in unit constructed for durability. The breaker complies with UL 489 standards and offers thermal-magnetic protection with both long-time and instantaneous trip functions, ensuring equipment safety across an operating temperature range of -25°C to 70°C. Its 10kA interrupting rating at 240V and compatibility with copper or aluminum conductors from AWG 6 to 14 make it suitable for industrial control panels, HVAC systems, and motor feeder applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Plug-In Connection
  • Voltage Rating: 240V AC
  • Current Rating: 10A
  • Dimensions: 3 in x 3 in x 0.75 in (76.2 mm x 76.2 mm x 19.05 mm)
  • Weight: 0.28 lb
  • Standards: UL 489
  • Applications: Industrial Control Panels, Motor Feeders, HVAC Systems
  • Phase: 3
  • Poles: 3
  • AIC Rating: 10kA @ 240V AC
  • Connection: Plug-In
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Wire Size: AWG 14 to AWG 6, Cu/Al
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Family: CH Series
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 078211390676
  • GTIN: 00782113906768