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Square D QBM32100 - Molded Case 100A 3P 240V

Square D
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Square D QBM32100 is a 3-pole thermal magnetic molded case circuit breaker from the Powerpact family, designed to provide LI (Long-Time and Instantaneous) protection for overcurrent conditions in electrical distribution systems. Rated for 100A at 240VAC with a 10kA interrupting capacity, this Q Frame unit employs a bolt-on connection for secure installation in panelboards and switchboards. Weighing 4 lb, the breaker features a compact, robust construction suitable for industrial and commercial environments. It is UL 489 listed, ensuring compliance with rigorous safety and performance standards. Typical applications include branch circuit protection in three-phase power systems requiring reliable fault interruption.

Key Features & Specifications
  • Type: Molded Case
  • Family: Powerpact
  • Type: QBM
  • Weight: 4 lb
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: Q Frame
  • Voltage Rating: 240V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 10kA@240V
  • Phase: 3
  • Current Rating: 100A
  • Amperage: 100 Amp
  • Voltage: 240 VAC
  • Interrupt Rating: 10 kA at 240 VAC
  • Mounting Type: Unit Mount
  • Trip Unit: Thermal Magnetic
  • Certifications: UL 489 Listed