ABB FS403M-C13/0.03

The ABB FS403M-C13/0.03 is an automatic differential current circuit breaker designed for global industrial applications, providing reliable protection against earth leakage currents in electrical systems.

Key Technical Features and Applications of FS403M-C13/0.03

• Incorporates precise residual current detection with a sensitivity of 30 mA, enabling rapid disconnection to prevent electrical faults and enhance operator safety.
• Compact modular design facilitates integration into existing switchgear arrangements, optimizing space utilization in control panels.
• Suitable for alternating current (AC) systems, ensuring dependable earth fault interruption in diverse industrial environments.
• Trip mechanism responds automatically to differential current variations, minimizing risk of equipment damage and fire hazards.

Typical Industrial Use Cases

Essential in manufacturing facilities for protecting machinery and personnel from leakage currents, and widely applied in building automation systems to ensure continuous operational safety and compliance with electrical standards.