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Siemens QJ3B110 - Molded Case 110A 3-Pole 240V

Siemens
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Siemens QJ3B110 is a 3-pole molded case circuit breaker from the QJ Series, designed for overcurrent protection in three-phase industrial and commercial power distribution systems. This 110A unit operates at 240V AC with a 10kA interrupting capacity and utilizes a thermal magnetic trip unit providing LI (Long-Time and Instantaneous) protection functions. The breaker features a bolt-on connection for secure panel mounting and weighs 4 lb. It is suitable for use in standard 40°C environments and supports copper wire sizes from 6 AWG to 300 kcmil and aluminum wire sizes from 4 AWG to 300 kcmil.

Key Features & Specifications
  • Type: Molded Case
  • Family: QJ Series
  • Poles: 3
  • Current Rating: 110A
  • Voltage Rating: 240V AC
  • Phase: 3 Phase
  • Interrupt Rating: 10kA at 240V
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Mounting Type: Bolt-On
  • Weight: 4 lb
  • Wire Size (Copper): 6 AWG to 300 kcmil
  • Wire Size (Aluminum): 4 AWG to 300 kcmil
  • Temperature Rating: 40°C