NB232030 - 30Amp Circuit Breaker

NB232030 - 30Amp Circuit Breaker

The NB232030 30 Amp circuit breaker is designed to deliver dependable overcurrent protection for three-phase electrical systems in commercial and light industrial settings. Built with a thermal magnetic trip mechanism, this triple-pole circuit breaker helps safeguard wiring and connected equipment from both overload conditions and short circuits. Its 30A rating and 10kA interrupting capacity at 240VAC make it a practical solution for maintaining system integrity while supporting consistent power distribution. The bolt-on mounting configuration ensures a secure, stable connection to compatible panelboards, helping reduce downtime and maintain safe electrical performance during routine service or system upgrades.

Key Features and Benefits

• Triple-Pole Protection: Designed for three-phase circuits, providing balanced and reliable protection across all phases.
• 30 Amp Rating: Ideal for moderate-load applications requiring dependable 30A circuit protection.
• Thermal Magnetic Trip Unit: Combines thermal overload protection with magnetic short-circuit response for accurate and timely interruption.
• Bolt-On Design: Secures firmly to the panelboard bus, promoting safe installation and long-term stability.
• 10kA @ 240VAC A.I.C. Rating: Capable of interrupting high fault currents, supporting code-compliant protection in demanding environments.

Technical Specifications

• Model Number: NB232030
  
• Amperage: 30 Amps
  
• Poles: 3
  
• Voltage Rating: 240VAC
  
• Interrupting Capacity: 10kA @ 240VAC
  
• Frame Type: NB
  
• Dimensions:
  • 3.00" W
  • 3.38" L
  • 2.31" D
• Ship Weight: 2.75 lbs
  
• Mounting Type: Bolt-On
  

Material Compliance and Certifications

• Industry Standards: The NB232030 circuit breaker is manufactured to meet recognized industry standards for safety and performance.
• Protection System: Its thermal magnetic protection system is engineered to provide consistent tripping characteristics, helping maintain electrical system compliance and operational safety in accordance with applicable codes and regulations.
  

Where It Works Best

• The NB232030 30A triple-pole circuit breaker is well-suited for maintaining and protecting three-phase panelboards in commercial buildings, light industrial facilities, and service upgrade projects. It’s a strong choice for electricians and maintenance professionals who need a reliable bolt-on breaker to support balanced power distribution and dependable overcurrent protection in existing electrical infrastructures.