Allen-Bradley FB3125 AB DE-ION Circuit Breaker

Description:

The Westinghouse FB3125 AB De-Ion Circuit Breaker is a molded case circuit breaker used in industrial electrical distribution and branch circuit protection systems. Commonly installed in motor control centers, switchboards, industrial automation panels, and manufacturing equipment requiring high-capacity three-phase overcurrent protection. Maintenance teams, OEMs, and electrical integrators use this breaker for replacement, retrofit upgrades, and maintenance of existing industrial electrical infrastructure.

Applications:

The Westinghouse FB3125 AB De-Ion circuit breaker is commonly used in industrial and commercial electrical systems where dependable branch circuit protection and arc suppression are required for high-amperage three-phase equipment. It is suitable for motor control systems, conveyor equipment, HVAC infrastructure, automation machinery, industrial processing systems, and electrical distribution panels operating in demanding industrial environments.

Technical Specifications:

• Brand: Westinghouse
• Part Number: FB3125
• Product Type: Molded Case Circuit Breaker
• Current Rating: 125 Amp
• Number of Poles: 3 Pole
• Breaker Series: FB Frame
• Feature: AB De-Ion Arc Suppression
• Phase Compatibility: 3 Phase
• Protection Type: Thermal Magnetic
• Application: Branch circuit and equipment protection
• Mounting Style: Panel or switchboard mounted
• Function: Overcurrent and short-circuit protection
• Industrial Use: Power distribution and motor control systems
• Frequency Rating: 50/60 Hz
• Typical Installation: MCCs, switchgear, industrial control panels

Common Replacements:

• Eaton FB3125
• Siemens HFB3125
• Square D FA34125