Industrial KL3400F 400A 3-Pole 600 V Circuit Breaker

Engineered for rugged industrial environments, the Industrial KL3400F 400A 3-Pole 600 V Circuit Breaker is a reliable guardian for your 3-phase power. With a 400 A current rating, three poles, and a 600 V voltage rating, this unit protects large feeders and motors in manufacturing, processing plants, and heavy-duty facilities. Part number KL3400F serves as a clear reference for replacements and stocking, ensuring quick maintenance and consistent performance across installations.

Key capabilities

• Current rating: 400 A
• Poles: 3 (three-pole configuration)
• Voltage rating: 600 V
• Part number: KL3400F

Where it shines

Designed to protect three-phase power distribution, the KL3400F 400A 3-Pole 600 V Circuit Breaker excels in environments with demanding equipment like large motors, conveyors, pumps, and other industrial loads. Its three-pole design helps ensure simultaneous interruption of all phases, minimizing fault risks and protecting downstream equipment from damage.

Why choose the KL3400F series

• Clear, repeatable parts reference: KL3400F simplifies inventory and replacements across multiple panels and sites.
• Direct alignment with industrial 3-phase systems operating up to 600 V, making it a practical choice for standard industrial distribution boards and motor circuits.
• Integrated protection for heavy-duty feeders—supporting safer operations and reduced downtime in manufacturing and processing environments.

Usage scenarios and tips

Ideal for panel boards and distribution panels that handle 3-phase power in manufacturing floors, warehouses, and process facilities. When selecting protection for a 3-phase circuit within a 600 V class system, the KL3400F provides a straightforward, compatible option with robust field performance. For best results, ensure the installation matches your system’s wiring standards and that the circuit breaker is appropriate for the connected load and downstream protection coordination.