Westinghouse HFD3070L Molded Case Circuit Breaker 70 Amp

Description:

The Westinghouse HFD3070L Molded Case Circuit Breaker 70 Amp is a high interrupting capacity molded case circuit breaker designed for industrial electrical distribution and branch circuit protection applications. Commonly installed in switchboards, motor control centers, industrial automation systems, and manufacturing equipment requiring dependable three-phase overcurrent protection. Maintenance teams, OEMs, and electrical integrators use this breaker for replacement, retrofit upgrades, and maintenance of industrial electrical infrastructure. The HFD series is part of the Eaton / Cutler Hammer Series C F-Frame breaker family.

Applications:

The Westinghouse HFD3070L circuit breaker is commonly used in industrial and commercial electrical systems where reliable branch circuit protection is required for medium-amperage three-phase equipment and connected power systems. It is suitable for motor control systems, HVAC infrastructure, conveyor equipment, industrial processing machinery, automation systems, MCCs, and electrical distribution panels operating on up to 600V power networks.

Technical Specifications:

• Brand: Westinghouse / Cutler Hammer / Eaton
• Part Number: HFD3070L
• Product Type: Molded Case Circuit Breaker
• Current Rating: 70 Amp
• Voltage Rating: 600 Volt AC / 250 Volt DC
• Number of Poles: 3 Pole
• Phase Compatibility: 3 Phase
• Breaker Series: HFD
• Frame Type: F Frame
• Interrupt Rating: 65kA @ 480VAC
• Protection Type: Thermal Magnetic
• Connection Type: Feed-Thru
• Trip Functions: Long-Time and Instantaneous
• Mounting Style: Panel or switchboard mounted
• 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 HFD3070L
• Siemens HFD3070 Equivalent
• Square D LA3670