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Square D EHB24020AS - Molded Case Circuit Breaker, 20A 480V 2-Pole

Square D
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Square D EHB24020AS is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial electrical systems. It features a 20A current rating and a 480V AC voltage rating, suitable for single-phase applications. The breaker utilizes a thermal-magnetic trip mechanism for both long-time and instantaneous protection, is constructed with a durable bolt-on connection, and operates within a temperature range of -25 to 70 °C (-13 to 158 °F). It complies with industry standards for safety and performance, including an interrupting capacity of 14kA at 277V. Typical applications include motor control centers, panelboards, and other industrial power distribution equipment requiring robust circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, EHB Series, Thermal Magnetic Protection
  • Voltage Rating: 480V AC
  • Current Rating: 20A
  • Poles: 2
  • Connection: Bolt-On
  • Phase: 1
  • AIC Rating: 14kA @ 277V
  • Functions: LI (Long-Time and Instantaneous)
  • Trip Type: Thermal Magnetic
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Weight: 1 lb


Product Identification
  • Manufacturer Part Number: EHB24020AS
  • Family: Square D EHB Series