WESTINGHOUSE HF-3070 70A 480V 3P 30K

Description:

The Westinghouse HF-3070 70A 480V 3P 30K is a 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 HF frame series is part of the Westinghouse AB DE-ION breaker family designed for heavy-duty industrial applications.

Applications:

The Westinghouse HF-3070 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 480V power networks.

Technical Specifications:

• Brand: Westinghouse / Cutler Hammer
• Part Number: HF-3070
• Product Type: Molded Case Circuit Breaker
• Current Rating: 70 Amp
• Voltage Rating: 480 Volt
• Number of Poles: 3 Pole
• Phase Compatibility: 3 Phase
• Interrupt Rating: 30kA
• Breaker Series: HF
• Frame Type: HF Frame
• Breaker Family: AB DE-ION
• Protection Type: Thermal Magnetic
• Application: Branch circuit and equipment protection
• Function: Overcurrent and short-circuit protection
• Mounting Style: Panel or switchboard mounted
• Connection Type: Bolt-On / Lug connection variants available
• Industrial Use: Power distribution and motor control systems
• Frequency Rating: 50/60 Hz
• Typical Installation: MCCs, switchgear, industrial control panels

Common Replacements:

• Eaton HF3070
• Siemens HFD3070
• Square D LA3670