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Cutler Hammer CH280ST - 80A 2-Pole Thermal Magnetic Circuit Breaker

Cutler Hammer
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The Cutler Hammer CH280ST is a molded case circuit breaker designed to provide reliable overcurrent and short-circuit protection for industrial and commercial electrical systems. It features a 240V AC voltage rating and a 80A current rating, housed within a compact plug-in configuration measuring 4.8 in x 3.5 in x 3.5 in and weighing 1 lb. This thermal magnetic breaker is UL 489 certified and operates effectively across a temperature range of -25 to 70 °C (-13 to 158 °F). Its 10kA interrupting capacity at 240V makes it suitable for protecting feeder and branch circuits in panelboards and switchboards, accommodating copper or aluminum conductors from 10 AWG to 1/0 AWG.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection with Long Time and Instantaneous Trip Functions
  • Voltage Rating: 240V AC
  • Current Rating: 80A
  • Dimensions: 4.8 in (Depth) x 3.5 in (Height) x 3.5 in (Width)
  • Standards: UL 489
  • Applications: Industrial and Commercial Feeder/Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Shipping Dimensions: 4.8 in x 3.5 in x 3.5 in
  • Phase: 1
  • Voltage: 240V
  • Amperage: 80A
  • AIC rating: 10kA @ 240V
  • Connection: Plug-In
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: CH
  • Trip Type: Thermal Magnetic
  • Panel Type: Compatible with CH Series Panelboards
  • Breaker Type: Molded Case
  • Wire Size: 10 AWG to 1/0 AWG, Cu/Al
  • Certification: UL 489
  • Mounting: Plug-In
  • Hz: 50/60 Hz
  • Family: CH Series
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 782113364261
  • GTIN: 00782113364261