LA3400PRF with 400A Trip Unit [R]

LAP3400PRF Frame with 400A Trip Unit

The Westinghouse LAP3400PRF is a molded case circuit breaker frame that was only produced in the 1960s and 1970s. Typically sold separately, this offer *includes* a field-installed 400A thermal-magnetic trip unit, providing a ready-to-assemble solution for industrial and commercial electrical systems. This classic J-frame molded case breaker was engineered for durability, making it an ideal choice for retrofitting and servicing legacy systems.

Key Features and Benefits:

• Field-Installed 400A Trip Unit: The included trip unit is easy to install, allowing for tailored protection and flexibility to meet specific system requirements.
• High Interrupting Capacity with Replaceable Fuses:
  The exceptional interrupting capacity of 200 kAIC at 600 Vac and 100 kAIC at 250 Vdc is made possible by the inclusion of replaceable fuses, offering an additional layer of protection and ensuring fault conditions are handled efficiently.
• Durable Vintage Construction: Built with pressure terminals and copper connections, ensuring long-term reliability and efficient energy transfer.
• Versatile Legacy Design: Perfect for maintaining or upgrading vintage electrical systems while meeting modern performance standards.

Technical Specifications:

• Amperage Rating: 400A (with included field-installed trip unit)
• Voltage Rating: 600 Vac, 250 Vdc
• Interrupt Rating: 200 kAIC at 600 Vac, 100 kAIC at 250 Vdc
• Poles: Three-pole configuration
• Material: Copper terminals for enhanced conductivity
• Dimensions: 18.5 in x 8.3 in x 10.5 in
• Weight: 24.2 lbs

Material Compliance and Certifications:

• The LAP3400PRF with its field-installed 400A trip unit meets UL 489 certification standards, ensuring compliance with safety and reliability standards.

Suitability: The Westinghouse LAP3400PRF, paired with a field-installed 400A trip unit, is ideal for commercial and industrial applications requiring high-current protection. Its versatility and classic design make it particularly suited for retrofitting legacy systems in manufacturing plants, data centers, and large commercial buildings.