QDM22150TN - 150 Amp Circuit Breaker

QDM22150TN - 150 Amp Circuit Breaker

The QDM22150TN is a 2-pole, 150-amp thermal magnetic circuit breaker engineered to provide dependable overcurrent and short-circuit protection for your 240VAC electrical distribution systems. Built with a non-interchangeable trip unit, this Type QDM breaker delivers consistent trip performance while helping you protect electrical equipment from damage caused by overloads and fault conditions. Designed for demanding commercial and industrial applications, it features lug terminals on the line side and 1/4-20 studs on the load side, making it well-suited for installations that require secure, reliable power connections. With a 25kA interrupting rating at 240VAC, the QDM22150TN is an excellent choice for protecting feeders, distribution equipment, motor loads, and other high-current circuits where dependable performance is essential.

Key Features and Benefits

• 150 Amp Continuous Current Rating: 150 Amp continuous current rating for high-capacity electrical distribution applications.
• 2-Pole Configuration: 2-pole configuration designed for 240VAC systems.
• Thermal Magnetic Trip Mechanism: Thermal magnetic trip mechanism provides protection against both sustained overloads and instantaneous short circuits.
• Non-Interchangeable Trip Unit: Non-interchangeable trip unit helps maintain consistent protection settings throughout the service life of the breaker.
• 25kA A.I.C. Rating: 25kA A.I.C. rating at 240VAC offers strong fault interruption capability for demanding electrical environments.
• Lug Line Side Connections: Lug terminals on the line side simplify incoming conductor connections.
• 1/4-20 Stud Load Side Connections: 1/4-20 stud terminals on the load side provide secure downstream equipment connections.
• Compact Footprint: Compact footprint allows efficient use of panel space while supporting reliable circuit protection.
  

Technical Specifications

• Part Number: QDM22150TN
  
• Type: QDM
  
• Poles: 2
  
• Amperage: 150A
  
• Voltage Rating: 240VAC
  
• Interrupting Rating (A.I.C.): 25kA @ 240VAC
  
• Trip Unit: Thermal Magnetic, Non-Interchangeable
  
• Dimensions:
  • Height: 6.5 in.
  • Width: 3.0 in.
  • Depth: 3.13 in.
• Line Connections: Lug Terminals
  
• Load Connections: 1/4-20 Studs
  

Material Compliance and Certifications

• Industry Performance Requirements: The QDM22150TN is manufactured for use in electrical power distribution systems and is designed to meet applicable industry performance requirements for molded case circuit breakers.
• Compatibility and Installation Requirements: Compatibility, code compliance, and certifications should always be confirmed based on the specific installation, equipment, and local electrical code requirements.
  

Where It Works Best

• The QDM22150TN is well suited for a wide variety of commercial and industrial electrical systems requiring dependable 150-amp overcurrent protection. Common applications include commercial building power distribution, industrial control panels and machinery, motor and equipment protection, distribution boards and switchboards, manufacturing facilities, facility maintenance and electrical system upgrades, and feeders and branch circuits operating on 240VAC systems. Combining a thermal magnetic trip mechanism, 25kA interrupting capacity, and durable connection options, the QDM22150TN Type QDM circuit breaker provides reliable protection for critical electrical circuits while helping maintain safe, efficient system operation.