QBA221001 - 100 Amp Circuit Breaker

QBA221001 - 100 Amp Circuit Breaker

The QBA221001 is a 100 amp, 2-pole molded case circuit breaker designed for dependable circuit protection in commercial and industrial electrical distribution systems. Built on the PowerPact Q-Frame platform, this I-Line, plug-on breaker provides form, fit, and functional replacement compatibility for existing Q-Frame panelboard and distribution setups. With a 10kA interrupting rating at 240VAC, it is engineered to protect branch circuits and feeders from overloads and short circuits using a proven thermal magnetic trip mechanism. Designed to last and built for consistent operation, the QBA221001 is well-suited for maintaining and servicing legacy electrical systems where precise ratings and configuration matter.

Key Features and Benefits

• 100 Amp Rating: Designed for circuits requiring dependable 100A overcurrent protection.
• 2-Pole Configuration: Provides protection across two phases (A-B phase), suitable for 240VAC applications.
• 10kA @ 240VAC Interrupting Rating: Rated to safely interrupt fault currents up to 10,000 amperes at 240 volts AC.
• Thermal Magnetic Trip Unit: Combines thermal protection for overload conditions and magnetic protection for short circuits.
• PowerPact Q-Frame Design: Compatible with Q-Frame panelboards and switchboards using I-Line mounting systems.
• I-Line, Plug-On Mounting: Helps ensure proper fit and secure installation in compatible distribution equipment.
• Molded Case Construction: Enclosed design supports durability and consistent performance in demanding environments.
• Built to Last: Manufactured for long-term service in commercial and industrial electrical systems.

Technical Specifications

• Part Number: QBA221001
  
• Frame Type: QBA (PowerPact Q-Frame)
  
• Poles: 2
  
• Amperes: 100A
  
• Voltage Rating: 240VAC
  
• A.I.C. Rating: 10kA @ 240VAC
  
• Trip Type: Thermal Magnetic
  
• Mounting Type: I-Line, Plug-On
  
• Phase Configuration: A-B Phase
  
• Product Type: Molded Case Circuit Breaker
  
• Ship Weight: 3.0 lbs
  
• Shipping Dimensions (Height): 7.88 in
  

Material Compliance and Certifications

• Industry Standards: The QBA221001 circuit breaker is manufactured in accordance with applicable industry standards for molded case circuit breakers and is designed to meet relevant UL and NEC requirements when installed in properly rated equipment.
• Installation Compliance: Always verify installation compliance with local electrical codes and system specifications to ensure proper application.
  

Where It Works Best

• The QBA221001 is ideal for use in commercial buildings, industrial facilities, and institutional properties utilizing PowerPact Q-Frame I-Line panelboards or distribution systems. It is commonly applied in:
  • Lighting and branch circuit protection
  • Small equipment loads
  • Distribution panels in office, retail, or manufacturing environments
  • Maintenance and replacement projects requiring exact Q-Frame compatibility