Allen Bradley CB3 - 30A, 3-Pole, Circuit Breaker

The Allen Bradley CB3 is a purpose-built 30A, 3-Pole circuit breaker designed for dependable three-phase protection in demanding industrial environments. With its compact three-pole configuration, this breaker delivers controlled, reliable interruption for motor circuits, distribution panels, and control systems where uptime matters.

Why choose the CB3 for your electrical system?

• Three-phase protection at a 30A rating: Specifically suited for balanced three-phase loads, motors, and equipment that require coordinated protection across all phases.
• Versatile mounting in key enclosures: Ideal for panelboards, switchboards, and control panels, enabling streamlined integration into existing electrical distributions.
• Industrial, commercial, and OEM ready: A reliable choice for factories, processing lines, and equipment manufacturers where consistent performance and protection are critical.
• Protects downstream equipment and minimizes downtime: By interrupting fault currents, it helps prevent damage to wiring, drives, and motors, supporting safer, longer-lasting systems.

Key specifications at a glance

• 30A
• Poles: 3-Pole
• Breaker type: Circuit Breaker

Practical use cases

• Motor control centers and HVAC drives that run on three-phase power require dependable protection across all phases; the CB3 is engineered to meet that need.
• Metal fabrication lines, extrusion or stamping equipment, and other manufacturing processes benefit from a robust 3-pole breaker that cleanly interrupts fault currents.
• OEM machines and packaged systems needing a reliable, easily integrated overcurrent protection solution for three-phase circuits.

Choosing the Allen Bradley CB3 means opting for a trusted component designed to safeguard electrical distributions and keep critical operations flowing. Its 3-Pole design and 30A rating deliver balanced, trustworthy protection for three-phase systems, making it a solid fit for industrial panels and motor control environments where precision and dependability aren’t negotiable.