Westinghouse FB3070 Bolt-On Molded Case Circuit Breaker

Description:

The Westinghouse FB3070 Bolt-On Circuit Breaker 70A 600VAC 3P 3PH Type FB 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 FB3070 bolt-on circuit breaker is commonly used in industrial and commercial electrical systems where secure panel-mounted protection is required for higher-amperage three-phase circuits and connected equipment. It is suitable for motor control systems, conveyor equipment, HVAC infrastructure, automation machinery, industrial processing systems, and electrical distribution panels operating on 600VAC power networks.

Technical Specifications:

• Brand: Westinghouse
• Part Number: FB3070
• Product Type: Bolt-On Molded Case Circuit Breaker
• Current Rating: 70 Amp
• Voltage Rating: 600 VAC
• Number of Poles: 3 Pole
• Phase Compatibility: 3 Phase
• Mounting Type: Bolt-On
• Breaker Series: FB Frame
• Protection Type: Thermal Magnetic
• Application: Branch circuit and equipment protection
• 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 FB3070
• Siemens HFB3070
• Square D FA3470