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Square D Q1B340VH - Molded Case 40A 3-Pole 240V Breaker

Square D
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Square D Q1B340VH is a 3-pole molded case circuit breaker from the Q1B Series, designed to provide LI (Long-Time and Instantaneous) protection for electrical systems. This thermal magnetic breaker is rated for 40A at 240V AC, with a 22kA interrupting capacity at 240V, and features a bolt-on connection for secure installation in panelboards. The unit weighs 2 lb and is constructed for 3-phase applications, ensuring reliable overcurrent protection in industrial environments. It complies with industry standards for molded case circuit breakers, making it suitable for commercial and light industrial power distribution systems.

Key Features & Specifications
  • Type: Q1B Molded Case Circuit Breaker
  • Voltage Rating: 240V AC
  • Current Rating: 40A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • AIC Rating: 22kA@240V
  • Weight: 2 lb
  • Family: Q1B Series
  • Item Subcategory: Molded Case


Product Identification
  • UPC: Not available
  • GTIN: Not available