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Square D Q131001021 - Molded Case Circuit Breaker 100A 3P 240V

Square D
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Square D Q131001021 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase electrical systems. It features a 100A current rating and a 240V AC voltage rating, housed in a compact plug-in configuration with a thermal-magnetic trip mechanism for both long-time delay and instantaneous (LI) protection functions. This three-pole breaker is constructed with durable materials, weighs 2 lb, and complies with industry standards for safety and performance. It is engineered for industrial and commercial applications, including panelboards and switchboards, where a 10kA interrupting capacity at 240V is required for robust system protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Q1 Series, Thermal-Magnetic Protection
  • Voltage Rating: 240V AC
  • Current Rating: 100A
  • Phase: 3
  • Poles: 3
  • Connection: Plug-In
  • AIC Rating: 10kA @ 240V
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Weight: 2 lb
  • Family: Q1 Series


Product Identification
  • Manufacturer Part Number: Q131001021