QDM32225TN - 225 Amp Circuit Breaker

QDM32225TN - 225 Amp Circuit Breaker

The QDM32225TN is a 225 Amp, 3-pole thermal magnetic circuit breaker designed to provide dependable overcurrent and short-circuit protection for your commercial and industrial electrical distribution systems. Built with a non-interchangeable trip unit, this breaker delivers consistent performance and helps protect electrical equipment from damage caused by overloads and fault conditions. Rated for 25kA interrupting capacity at 240VAC, it is well suited for applications where reliable circuit protection and long-term durability are essential. The breaker features lug terminals on the line side and 1/4"-20 studs on the load side, offering a secure connection for compatible installations. Whether you're replacing an existing breaker or maintaining electrical equipment, the QDM32225TN provides the dependable protection professionals expect for demanding power distribution environments.

Key Features and Benefits

• 225 Amp Current Rating: 225 Amp current rating for medium- to high-capacity electrical distribution systems.
• 3-Pole Configuration: 3-pole configuration designed for three-phase power applications.
• Thermal Magnetic Trip Mechanism: Thermal magnetic trip mechanism provides protection against both overloads and short circuits.
• Non-Interchangeable Trip Unit: Non-interchangeable trip unit helps maintain consistent factory-calibrated protection.
• 25kA Interrupting Capacity: 25kA interrupting capacity at 240VAC supports dependable fault interruption.
• Line-Side Lug Terminals: Lug terminals on the line side allow for secure incoming conductor connections.
• Load-Side 1/4"-20 Stud Terminals: 1/4"-20 stud terminals on the load side accommodate compatible downstream connections.
• Commercial and Industrial Applications: Engineered for dependable operation in commercial and industrial electrical systems.
• Maintenance and Replacement: Suitable for maintenance, replacement, and equipment service applications where matching specifications are required.
  

Technical Specifications

• Part Number: QDM32225TN
  
• Type: QDM
  
• Current Rating: 225 Amps
  
• Number of Poles: 3
  
• Trip Unit: Non-Interchangeable Thermal Magnetic
  
• Interrupting Rating: 25kA @ 240VAC
  
• Voltage Rating: 240VAC
  
• Line Connection: Lug Terminals
  
• Load Connection: 1/4"-20 Studs
  
• Dimensions:
  • Height: 6.5 in.
  • Width: 4.5 in.
  • Depth: 3.13 in.

Material Compliance and Certifications

• Electrical Power Distribution Systems: The QDM32225TN is manufactured for use in electrical power distribution systems and is designed to meet the applicable performance requirements for its product class.
• Installation Requirements: Always verify compatibility with your electrical system and consult applicable local electrical codes, equipment documentation, and installation requirements before use.
  

Where It Works Best

• Commercial buildings
• Industrial manufacturing facilities
• Distribution panels and switchboards
• Motor control applications
• Electrical infrastructure upgrades
• Maintenance and replacement projects
• Facility power distribution systems
• Its combination of a thermal magnetic trip mechanism, 225 Amp capacity, 25kA interrupting rating, and specialized lug-to-stud terminal configuration makes the QDM32225TN a practical solution for professionals seeking reliable overcurrent protection while maintaining compatibility with existing electrical equipment.v