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Square D Q1B280 - Molded Case Circuit Breaker 80A 240V 2-Pole

Square D
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Square D Q1B280 is a molded case circuit breaker designed for providing reliable overcurrent protection in industrial and commercial electrical systems. It features a 240V AC voltage rating and an 80A current rating, engineered for single-phase applications. The two-pole thermal magnetic breaker utilizes a bolt-on connection and is constructed with a durable molded case, weighing 2 lb. It complies with industry standards for circuit protection and offers an interrupting capacity of 10kA at 240V. This breaker is typically applied in panelboards and switchboards for protecting feeders and branch circuits.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, Q1B Series
  • Voltage Rating: 240V AC
  • Current Rating: 80A
  • Poles: 2
  • Phase: 1
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous Trip
  • AIC Rating: 10kA @ 240V
  • Weight: 2 lb
  • Family: Q1B Series