ABB F404A40/0.3

The ABB F404A40/0.3 is a differential current circuit breaker widely distributed for industrial applications requiring precise fault detection and electrical protection. This device monitors leakage currents to prevent electrical hazards and equipment damage in complex electrical installations.

Key Technical Features and Applications of F404A40/0.3

• Differential current sensitivity at 0.3 A enables rapid detection of ground faults, enhancing operator safety in industrial electrical networks.
• Robust design ensures reliable interruption under fault conditions, maintaining system stability in manufacturing or processing plants.
• Compact form factor facilitates integration into existing switchgear panels without extensive modifications.
• Suitable for alternating current systems, providing consistent protective response across various industrial power environments.

This breaker is essential in settings such as automated production lines where electrical fault interruption minimizes downtime, and in critical infrastructure facilities requiring stringent electrical safety protocols.