QOB320SWN - 20A Circuit Breaker

QOB320SWN - 20A Circuit Breaker

The QOB320SWN is a 3-pole, 20-amp bolt-on circuit breaker designed for dependable branch circuit protection in your commercial and industrial electrical distribution systems. Built as a Type QOB-SWN breaker, it features an integrated Switching Neutral Device, making it well-suited for applications that require coordinated switching of the neutral conductor along with the ungrounded conductors. Its bolt-on mounting design provides a secure connection to compatible panelboards, helping you minimize vibration-induced movement while promoting long-term electrical reliability. Rated for 10 kA interrupting capacity at 240 VAC, the QOB320SWN helps protect electrical equipment and wiring from damage caused by overloads and short circuits. Whether you're maintaining an existing installation, replacing a worn breaker, or supporting a new electrical project, this breaker delivers consistent performance where dependable circuit protection matters most.

Key Features and Benefits

• 20 Amp Continuous Current Rating: 20 Amp continuous current rating for reliable branch circuit protection.
• 3-Pole Configuration: 3-pole configuration designed for three-phase electrical systems.
• Bolt-On Mounting: Bolt-on mounting provides a secure, stable connection within compatible panelboards.
• Integrated Switching Neutral Device: Integrated Switching Neutral Device allows simultaneous switching of the neutral conductor where required by the application.
• 10 kA Interrupting Rating: A 10 kA interrupting rating at 240 VAC helps protect equipment during fault conditions.
• Overload and Short-Circuit Protection: Designed to safeguard circuits against overloads and short circuits.
• Compact Footprint: Compact footprint simplifies installation in compatible electrical distribution equipment.
  

Technical Specifications

• Part Number: QOB320SWN
  
• Type: QOB-SWN
  
• Breaker Style: Bolt-On Circuit Breaker with Switching Neutral Device
  
• Poles: 3
  
• Amperage: 20 Amps
  
• Interrupting Rating: 10kA @ 240VAC
  
• Voltage: 240VAC
  
• Dimensions:
  • Height: 3.0 in.
  • Width: 2.25 in.
  • Depth: 2.5 in.

Material Compliance and Certifications

• Industry Standards: The QOB320SWN is manufactured for use in compatible electrical distribution systems and is designed to meet applicable industry standards for circuit protection.
• Installation Requirements: Proper installation should always be completed in accordance with the National Electrical Code (NEC), local electrical codes, and the equipment manufacturer's installation requirements. Verify compatibility with your panelboard and system specifications before installation.
  

Where It Works Best

• The QOB320SWN is an excellent choice for commercial buildings, industrial facilities, institutional properties, and other three-phase electrical systems that require reliable branch-circuit protection and neutral switching. Its bolt-on construction makes it especially suitable for panelboards that require a secure mechanical connection, while the integrated Switching Neutral Device supports applications that require coordinated neutral operation. Common installations include lighting systems, HVAC equipment, machinery, distribution panels, and other critical electrical circuits that benefit from dependable overcurrent protection.