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Square D QOB3110VH - Molded Case Circuit Breaker 110A 3P (22kA AIC)

Square D
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Square D QOB3110VH is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase electrical systems. It features a 110A current rating and a voltage rating of 120/240VAC, housed within a compact, bolt-on unit measuring 145 mm H x 114 mm W x 124 mm D and weighing 3.9 lb. Constructed with thermal-magnetic protection for both long-time and instantaneous trip functions, it complies with CSA and UL standards and offers a high interrupting capacity of 22kA at 240V. This breaker is engineered for installation in Square D NQOD panelboards, supporting wire sizes from 4 AWG to 300 MCM with pressure plate terminals, and operates effectively in temperatures from -25°C to 70°C.

Key Features & Specifications
  • Type: Molded Case, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 120/240VAC
  • Current Rating: 110A
  • Frame Size: 100A/QO
  • AIC Rating: 22kA @ 240V
  • Poles: 3
  • Phase: 3
  • Dimensions: 145 mm H x 114 mm W x 124 mm D (5.7 in x 4.5 in x 4.9 in)
  • Weight: 3.9 lb
  • Terminal Connection: Pressure Plate
  • Wire Size: 4 AWG to 300 MCM (Copper or Aluminum)
  • Standards & Certification: CSA, UL Listed
  • Panel Type: Square D NQOD Panelboards
  • Trip Functions: Long Time and Instantaneous
  • Operating Temperature: -25°C to 70°C (-13°F to 158°F)
  • Breaker Type: High Interrupting Capacity
  • Connection: Bolt-On
  • Family: QOB Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901065432
  • GTIN: 00785901065432