THJK426400WL - 400A Circuit Breaker

THJK426400WL 400A Circuit Breaker

The THJK426400WL circuit breaker is a high-performance solution designed to deliver exceptional protection and reliability in industrial environments. As part of the J600 product line, this 2-pole, 400-ampere breaker is engineered to meet the rigorous demands of modern electrical systems. Its thermal magnetic design and interchangeable trip unit ensure precise and responsive protection against overloads and short circuits, safeguarding your electrical infrastructure. With compatibility for a wide range of voltages, up to 600V, and a robust interrupting capacity, the THJK426400WL is an ideal choice for various high-power applications.

Key Features and Benefits:

• High Amperage Capacity: Rated at 400 amperes, this circuit breaker is perfect for high-power applications, providing robust performance and safety.
• Interchangeable Trip Unit: Offers flexibility and ease of maintenance, allowing for quick replacements and adjustments to meet specific system requirements.
• Thermal Magnetic Protection: Combines thermal and magnetic protection mechanisms for accurate and responsive circuit protection against overloads and short circuits.
• Durable Construction: Engineered with high-quality materials, including Cu/Al line and load lugs, ensuring reliable and secure connections.
• Wide Voltage Compatibility: Suitable for various voltages, enhancing versatility for multiple industrial and commercial applications.

Technical Specifications:

• Amperage: 400 A
• Poles: 2
• Frame Type: J600
• Trip Style: Interchangeable
• Trip Function: LI (Long Time and Instantaneous)
• Voltage Compatibility: 120 Vac, 120/240 Vac, 125 Vdc, 240 Vac, 250 Vdc, 277 Vac, 480 Vac, 600 Vac
• Interrupting Capacity: 120/240 Vac: 65 KAIC, 125 Vdc: 40 KAIC, 240 Vac: 65 KAIC, 250 Vdc: 40 KAIC, 277 Vac: 35 KAIC, 480 Vac: 35 KAIC, 600 Vac: 25 KAIC
• Lugs: TC043, TCAL43, TCAL47
• Continuous Current Rated: Standard
• Suitable for Reverse Feed: No
• UL File Number: E11592
• CSA File Number: LR40350

Material Compliance and Certifications:

• The THJK426400WL circuit breaker meets stringent industry standards for safety and performance, holding UL and CSA certifications. It features Cu/Al line and load lugs, providing durable and secure connections suitable for various environments. These certifications attest to its quality and reliability in demanding applications.

Suitability:

• The THJK426400WL circuit breaker is ideal for use in industrial and commercial settings where robust and reliable power management is crucial. Its high interrupting capacity and wide voltage compatibility make it suitable for various applications, from manufacturing plants to large commercial buildings. The breaker‰۪s interchangeable trip unit and adjustable settings provide the flexibility needed to adapt to specific operational requirements, ensuring optimal performance and safety.